DBpedia & Question Answering Systems 2017


See also:

100 Best DBpedia VideosDBpedia & Dialog Systems


Wdaqua-core0: A question answering component for the research community
D Diefenbach, K Singh, P Maret – Semantic Web Evaluation Challenge, 2017 – Springer
… We have shown the performance over both DBpedia and Wikidata with respect to keyword and full-natural language queries … A., Diefenbach, D., Singh, K., Shekarpour, S., Cherix, D., Lange, C.: Qanary a methodology for vocabulary-driven open question answering systems …

Survey on challenges of question answering in the semantic web
K Höffner, S Walter, E Marx, R Usbeck… – Semantic …, 2017 – content.iospress.com
… Question Answering on Linked Data (QALD) is the most well-known all-purpose evaluation campaign with its core task of open domain SQA on lexicographic facts of DBpedia [90] … dbo, http://dbpedia.org/ontology/. dbr, http://dbpedia.org/resource …

The Qanary Ecosystem: getting new insights by composing Question Answering pipelines
D Diefenbach, K Singh, A Both, D Cherix… – … Conference on Web …, 2017 – Springer
… The included components are the NER tool of DBpedia Spotlight [14], the Stanford NER tool [10] and the Federated knOwledge eXtraction Framework (FOX) [20] as well as the NED components Agnostic Disambiguation of Named Entities Using Linked Open Data (AGDISTIS …

Reading wikipedia to answer open-domain questions
D Chen, A Fisch, J Weston, A Bordes – arXiv preprint arXiv:1704.00051, 2017 – arxiv.org
… Document Reader 833,500 Document Retriever Figure 1: An overview of our question answering system DrQA … YodaQA results are extracted from https://github.com/brmson/ yodaqa/wiki/ Benchmarks and use additional resources such as Freebase and DBpedia, see Section 2 …

Neural network-based question answering over knowledge graphs on word and character level
D Lukovnikov, A Fischer, J Lehmann… – Proceedings of the 26th …, 2017 – dl.acm.org
… In particular, knowl- edge graphs (KG) comprising vast amounts of facts gain in- creasing importance. Examples are open and crowd-sourced knowledge graphs such as DBpedia [15]1 or WikiData2, but 1http://dbpedia.org 2https://www.wikidata.org …

Trill: A reusable front-end for qa systems
D Diefenbach, S Amjad, A Both, K Singh… – European Semantic Web …, 2017 – Springer
… We present Trill, the first reusable user-interface (UI) for QA systems over knowledge bases supporting text and audio input, able to present answers from DBpedia and Wikidata … Question answering systems Front-end User interaction Answer presentation. Download fulltext PDF …

Question answering over biomedical linked data with grammatical framework
A Marginean – Semantic Web, 2017 – content.iospress.com
… A large amount of data from various domains such as government, education, life sciences, art and others were made available in the context of the Linked Open Data initiative built around DBpedia … A first problem is the incompleteness of the OMIM and ICD codes in DBpedia …

Review on the advancements of disambiguation in semantic question answering system
S Hazrina, NM Sharef, H Ibrahim, MAA Murad… – Information Processing …, 2017 – Elsevier
… Elsevier. Information Processing & Management. Volume 53, Issue 1, January 2017, Pages 52-69. Information Processing & Management. Review on the advancements of disambiguation in semantic question answering system … 2. Semantic question answering system …

CN-DBpedia: A Never-Ending Chinese Knowledge Extraction System
B Xu, Y Xu, J Liang, C Xie, B Liang, W Cui… – … Conference on Industrial …, 2017 – Springer
… ACM (2008)Google Scholar. 3. Cui, W., Xiao, Y., Wang, W.: KBQA: an online template based question answering system over freebase … J., Isele, R., Jakob, M., Jentzsch, A., Kontokostas, D., Mendes, PN, Hellmann, S., Morsey, M., van Kleef, P., Auer, S., et al.: Dbpedia-a large …

A RADAR for information reconciliation in Question Answering systems over Linked Data 1
E Cabrio, S Villata, A Palmero Aprosio – Semantic Web, 2017 – content.iospress.com
… of the paper “Argumentation-based Inconsistencies Detection for Question-Answering over DBpedia” published at the Workshop NL& DBpedia-2013 and of the extended abstracts titled “Reconciling Information in DBpedia through a Question Answering System” and “Hunting …

Ripple down rules for question answering
DQ Nguyen, DQ Nguyen, SB Pham – Semantic Web, 2017 – content.iospress.com
… 3.Our KbQAS question answering system. This section gives an overview of KbQAS … Similarly, in this section, we illustrate the process of adding more exception rules into the knowledge base to handle DBpedia and biomedical test questions …

QAestro–semantic-based composition of question answering pipelines
K Singh, I Lytra, ME Vidal, D Punjani, H Thakkar… – … on Database and Expert …, 2017 – Springer
… systems, 11 represent QA tasks, and 51 refer to concrete QA components – 43 are part of the QA systems while 8 are provided also as standalone components (eg, AGDISTIS, DBpedia NER, etc … Since 2010, more than 70 Question Answering Systems have been developed [12] …

A multiple ontologies based system for answering natural language questions
A El-Ansari, A Beni-Hssane, M Saadi – Europe and MENA Cooperation …, 2017 – Springer
… Our Question Answering System includes three components: question processing based on the Quepy framework, knowledge base Interrogator and answer … to the user’s choice, the Question Processing component will send either the SPARQL query (For DBpedia and Linked …

Multimodal question answering over structured data with ambiguous entities
H Li, Y Wang, G de Melo, C Tu, B Chen – Proceedings of the 26th …, 2017 – dl.acm.org
… Early expert systems and question answering systems, such as BASEBALL [16], SHRDLU [30] and LUNAR [31], were limited to a very specific … We additionally assume that the knowledge graph contains images for entities, as is the case for Freebase, DBpedia (which now …

Matching Natural Language Relations to Knowledge Graph Properties for Question Answering
IO Mulang, K Singh, F Orlandi – … of the 13th International Conference on …, 2017 – dl.acm.org
… the Web. In our example, the entity Australia has its DBpedia property dbo:capital which needs to be mapped to the relation capital of by a relation mapping tool/component of any question answering system. Hence, the input …

Chaudron: extending DBpedia with measurement
J Subercaze – European Semantic Web Conference, 2017 – Springer
… applications in this field. DBpedia has been successfully used as the primary knowledge source for Question answering Systems, especially within the Question Answering over Linked Data workshop [20]. With the integration …

Core techniques of question answering systems over knowledge bases: a survey
D Diefenbach, V Lopez, K Singh, P Maret – Knowledge and Information …, 2017 – Springer
… and class. Other systems like PowerAqua [50] use this step to find how the terms in the 7 @prefix dbr: http://dbpedia.org/resource/. 123 Page 9. Core techniques of question answering systems over knowledge… question relate …

A knowledge graph based speech interface for question answering systems
AJ Kumar, C Schmidt, J Köhler – Speech Communication, 2017 – Elsevier
… Elsevier. Speech Communication. Volume 92, September 2017, Pages 1-12. Speech Communication. A knowledge graph based speech interface for question answering systems … 2. 3. A review of spoken question answering systems …

RQUERY: Rewriting Natural Language Queries on Knowledge Graphs to Alleviate the Vocabulary Mismatch Problem.
S Shekarpour, E Marx, S Auer, AP Sheth – AAAI, 2017 – aaai.org
… question answering systems rather than schema-unaware search systems such as information retrieval approaches because there precise interpretation of the input query as well as accurate spotting of the answer is more demanding. For instance, using DBpedia as knowledge …

Automatic acquisition of adjective lexicalizations of restriction classes: a machine learning approach
S Walter, C Unger, P Cimiano – Journal on Data Semantics, 2017 – Springer
There is an increasing interest in providing common Web users with access to structured knowledge bases such as DBpedia, for example by means of question answering systems. An essential task of such s …

An effective corpus-based question answering pipeline for Italian
E Damiano, R Spinelli, M Esposito… – … Conference on Intelligent …, 2017 – Springer
… language. However, building Question Answering systems for Italian and able to extract answers from a corpus pertaining a closed domain is still an open research problem … ontologies. It uses the structured knowledge known as DBpedia 2 …

Grounding proposition stores for question answering over linked data
B Cabaleiro, A Peñas, S Manandhar – Knowledge-Based Systems, 2017 – Elsevier
… vocabularies. Currently, many efforts point to linked data databases like DBPedia or Freebase as a source of general domain knowledge … requires. 3. System architecture. In this section we revise the architecture of the question answering system …

KBQA: learning question answering over QA corpora and knowledge bases
W Cui, Y Xiao, H Wang, Y Song, S Hwang… – Proceedings of the …, 2017 – dl.acm.org
… For ex- ample, the question “where was Barack Obama from” is related to at least two predicates in Freebase: “place of birth” and “place lived location”. In DBpedia, who founded $organization? re- lates to predicates founder and father …

MoRS at SemEval-2017 task 3: Easy to use SVM in ranking tasks
MJ Rodrigues, FM Couto – … of the 11th International Workshop on …, 2017 – aclweb.org
… In the future, we intend to assimilate this mod- ule into MoQA, a Modular Question Answering system, already in development … This system also has the ability to adapt to gen- eral questions without a specific domain knowl- edge, thanks to implementation of DBpedia 3 RDF …

CodeOntology: RDF-ization of Source Code
M Atzeni, M Atzori – International Semantic Web Conference, 2017 – Springer
… analyze Java comments, in order to link entities extracted from source code to DBpedia resources. This way, it is possible to precisely search specific software components using expressive semantic queries. In the future, we plan to develop a Question Answering system to hide …

Linked open data query based on natural language
J Liu, W Li, L Luo, J Zhou, X Han, J Shi – Chinese Journal of Electronics, 2017 – IET
… And so far, there are some relatively ma- ture LOD repositories, such as DBpedia [2] , Yago [3] , etc. Because of a wealth of related data it provided, it is more convenient to open-domain question answering system, however, it doesn’t support the Natural language (NL) retrieval …

Querying biomedical linked data with natural language questions
T Hamon, N Grabar, F Mougin – Semantic Web, 2017 – content.iospress.com
… The question answering system AutoSPARQL is based on active supervised machine learning independent of the KB [18] … The application of the system on 50 questions from DBpedia proposed by the QALD-2 challenge gives competitive results with an average of 0.62 F …

CEVO: Comprehensive EVent Ontology Enhancing Cognitive Annotation
S Shekarpour, V Shalin, K Thirunarayan… – arXiv preprint arXiv …, 2017 – arxiv.org
… University of Chicago Press, 1993. [8] Pablo N. Mendes, Max Jakob, Andrés García-Silva, and Christian Bizer. Dbpedia spotlight: shedding light on the web of documents … To- wards a message-driven vocabulary for promoting the interoperability of question answering systems …

Towards a unifying framework for conceptual represention and reasoning in cognitive systems
A Lieto, D Radicioni, V Rho, E Mensa – Intelligenza Artificiale, 2017 – content.iospress.com
… 10 results returned by the search engines, and not only the first one, since we are aware that these systems are not standard Question-Answering Systems … Auer S. , Bizer C. , Kobilarov G. , Lehmann J. , Cyganiak R. and Ives Z. , Dbpedia: A nucleus for a web of open data, The …

A QUERY/ANSWERING SYSTEM FOR FACTUAL QUERIES IN PORTUGUESE ON DBPEDIA
M Ketsmur, M Rodrigues, A Teixeira – researchgate.net
… 2, No. 5, p. 6). Bizer, C., Lehmann, J., Kobilarov, G., Auer, S., Becker, C., Cyganiak, R., & Hellmann, S., 2009. DBpedia-A crystallization point for the Web of Data … How to evaluate your question answering system every day and still get real work done. arXiv preprint cs/0004008 …

A Knowledge-Based Health Question Answering System
C Xing, M Sheng – Smart Health: International Conference, ICSH 2017 …, 2017 – Springer
A Knowledge-Based Health Question Answering System Hongxia Liu (&), Qingcheng Hu, Yong Zhang, Chunxiao Xing, and Ming Sheng Tsinghua National … and LUNAR [3]. In recent years, with the emergence of general domain knowledge base, such as DBpedia [4], Freebase …

ScoQAS: A Semantic-based Closed and Open Domain Question Answering System
M Latifi, H Rodríguez Hontoria, M Sànchez-Marrè – 2017 – rua.ua.es
… We present an architecture of Semantic-based closed and open domain Question Answering System (ScoQAS) over ontology resources (not free text) with two … DBpedia is one of the central LD datasets in linked open data (LOD2) project (Bizer, Heath, and Berners-Lee, 2009) …

A Knowledge-Based Health Question Answering System
H Liu, Q Hu, Y Zhang, C Xing, M Sheng – International Conference on …, 2017 – Springer
… Beranek and Newman (1972)Google Scholar. 4. Auer, S., Bizer, C., Kobilarov, G., Lehmann, J., Cyganiak, R., Ives, Z.: DBpedia: a nucleus for … Y., Liu, F., Simpson, P., Antieau, L., Bennett, A., Cimino, JJ, Ely, J., Yu, H.: Askhermes: An online question answering system for complex …

QUESTION ANSWERING SYSTEM USING ONTOLOGY IN MARATHI LANGUAGE
SS Govilkar, JW Bakal – aircconline.com
… IEEE International Conference on IEEE. 2012. [10] Tahri, Adel, and Okba Tibermacine. “DBPEDIA BASED FACTOID QUESTION ANSWERING SYSTEM.” International Journal of Web & Semantic Technology 4.3 .2013. Page 12 …

AMAL: Answering French Natural Language Questions Using DBpedia
N Radoev, M Tremblay, M Gagnon, A Zouaq – Semantic Web Evaluation …, 2017 – Springer
… A few question answering systems already exist for English, but none focus specifically on French. Our system allows a user to query the DBpedia knowledge by asking questions in French separated in specific types, which are automatically translated into SPARQL queries …

DBPEDIA BASED FACTUAL QUESTIONS ANSWERING SYSTEM.
M Ketsmur, M Rodrigues… – … International Journal on …, 2017 – search.ebscohost.com
… 2, No. 5, p. 6). Bizer, C., Lehmann, J., Kobilarov, G., Auer, S., Becker, C., Cyganiak, R., & Hellmann, S., 2009. DBpedia-A crystallization point for the Web of Data … How to evaluate your question answering system every day and still get real work done. arXiv preprint cs/0004008 …

DBpedia and YAGO as Knowledge Base for Natural Language Based Question Answering—The Evaluation
T Boi?ski, A Ambro?ewicz – International Conference on Man–Machine …, 2017 – Springer
… In this paper the DBpedia and YAGO are evaluated as a knowledge bases for simple class 1 and 2 question answering system … The primary goal of current work was to validate both YAGO and DBpedia data sets as knowledge bases for question answering systems …

A semantic approach for question answering using DBpedia and WordNet
K Sengloiluean, N Arch-int, S Arch-int… – … Science and Software …, 2017 – ieeexplore.ieee.org
… the problems of flexibility and accuracy, particularly those of the question processing, which was a very important processing for developing question answering system. Thus, this study proposed a semantic approach for question answering using DBpedia and WordNet …

Information Retrieval Through the Web and Semantic Knowledge-Driven Automatic Question Answering System
A Sheshasaayee, S Jayalakshmi – … of the 5th International Conference on …, 2017 – Springer
… The precise context information on the users’ questions in [14] facilitates the QA system to determine the corresponding answer type which is retrieved by employing the target types in DBpedia ontology [15] … 2.2 Ontology-Based Question-Answering Systems …

The Qanary Ecosystem: Getting New Insights by Composing Question Answering Pipelines
C Lange, S Auer – … Conference, ICWE 2017, Rome, Italy, June 5 …, 2017 – books.google.com
… Computer Science (ICSCS)(2013) 2. Auer, S., Bizer, C., Kobilarov, G., Lehmann, J., Cyganiak, R., Ives, Z.: DBpedia: a nucleus … A., Diefenbach, D., Singh, K., Shekarpour, S., Cherix, D., Lange, C.: Qanary –a methodology for vocabulary-driven open question answering systems …

Formation of Information Need as a Questioning: A Conceptual Representation for Semantic Web based QA System
Y Lee, S Yang, S Jang, HG Kim – pdfs.semanticscholar.org
… question is what is required to discern a certain contextual circumstance encountered by a potential asker in question answering system, and how … dus operandi__ would be generating a rdf model what user is browsing, then mapping to central interlinking hub such as DBpedia …

AMUSE: Multilingual Semantic Parsing for Question Answering over Linked Data
S Hakimov, S Jebbara, P Cimiano – International Semantic Web …, 2017 – Springer
… results clearly improve when using additional entries from DBLexipedia (DBLex) in comparison to only using labels from DBpedia … dictionary (Dict), showing that addressing the lexical gap is an important issue to increase performance of question answering systems over linked …

Attention-Based Memory Network for Sentence-Level Question Answering
B Zhuang – Social Media Processing: 6th National Conference …, 2017 – books.google.com
… 24. 25. 26. 27. 28. 4. Tahri, A., Tibermacine, O.: DBPedia based factoid question answering system. Int. J. Web Semant. Technol. 4 (3), 23 (2013) 5. Wang, M., Smith, NA, Mitamura, T.: What is the Jeopardy Model? A quasi-synchronous grammar for QA. In: EMNLP-CoNLL, vol …

Rapid Engineering of QA systems using the light-weight Qanary Architecture
A Both, K Singh, D Diefenbach, I Lytra – International Conference on Web …, 2017 – Springer
… C will serve only the purpose to identify the relation dbp:alterEgo (ie, a DBpedia property) while searching for the sub … 1. Both, A., Diefenbach, D., Singh, K., Shekarpour, S., Cherix, D., Lange, C.: Qanary – a methodology for vocabulary-driven open Question Answering systems …

SPARQLtoUser: Did the question answering system understand me?
D Diefenbach, Y Dridi, K Singh, P Maret – ISWC 2017, 2017 – hal.archives-ouvertes.fr
… representations. Keywords: Question answering system, User feedback, User interaction, SPARQL- ToUser, SPARQL2NL, Spartiqulator 1 Introduction Question … sentence. Both approaches were tested on DBpedia and MusicBrainz. Two …

A Deep Learning Based Natural Language Conversation System: Studies on Financial Datasets
TA Lin – 2017 – etd.lib.nsysu.edu.tw
… ????(Question Answering Systems) 4 2.2 … ???? 27 4.3.3??????????? 31 4.3.4?????ConvolutionalLSTM???? 32 4.4??????? 35 4.4.1.Embedding???? 36 4.4.2.ConvolutionalLSTM???? 38 4.5??????DBpedia 41 4.6?? …

How to Revert Question Answering on Knowledge Graphs
G Maheshwari, M Dubey, P Trivedi, J Lehmann – researchgate.net
… Abstract. A large scale question answering dataset has a potential to enable development of robust and more accurate question answering systems … Knowledge bases (KB), such as DBpedia [5], Freebase [1], and Wikidata [10] contain a large amount of interesting information …

Using Multi-Label Classification for Improved Question Answering
R Usbeck, M Hoffmann, M Röder, J Lehmann… – arXiv preprint arXiv …, 2017 – arxiv.org
… DBpedia – a large-scale, multilingual knowl- edge base extracted from wikipedia. Semantic Web Journal, 2014. 11. V. Lopez, M. Fernández, E. Motta, and N. Stieler … Qanary–the fast track to creating a question answering system with linked data technology. In ESWC, 2016. 24 …

A New Question Answering Approach with Conceptual Graphs.
KM Kim, J Jung, J Ryu, HM Park, JP Joohee, S Jeong… – CORIA, 2017 – ir.kaist.ac.kr
… the last decade. The KB-based question answering (KBQA) approach utilizes a massive KB such as Yago (Suchanek et al., 2007), DBpedia (Lehmann et al., 2013), and Freebase (Bollacker et al., 2008). Several QA systems …

Long-Term Memory Networks for Question Answering
F Ma, R Chitta, S Kataria, J Zhou, P Ramesh… – arXiv preprint arXiv …, 2017 – arxiv.org
… Knowledge-based question answering systems [Zettlemoyer and Collins, 2005; Berant and Liang, 2014; Zhang et al., 2016] consider the semantics and use existing knowledge bases, such as Freebase [Bollacker et al., 2008] and DBpedia [Bizer et al., 2009] …

Improve and Implement an Open Source Question Answering System
S Shenoy – 2017 – scholarworks.sjsu.edu
… between the other 2 (two) parts. For example, DBPedia [17], Freebase [18] are triplet stores derived from Wikipedia Infoboxes. One of the questions which can be posed to Knowledge based Question Answer system is to ask about one of the missing factors in the triplet …

BUILDING GENERALIZE QA SYSTEM, SLR
M Zoaib, H Raza, H Shabbir, M Suleman, HA Asghar – researchgate.net
… 175-184). ACM. [51] Tahri, A., and Tibermacine, O. (2013). DBPEDIA BASED FACTOID QUESTION ANSWERING SYSTEM. International Journal of Web and Semantic Technology, 4(3), 23. [52] Moussa, AM, and Abdel-Kader, RF (2011) …

Special issue on question answering for Linked Data
AC Ngonga Ngomo, C Unger – Semantic Web, 2017 – content.iospress.com
… to perform well on benchmark data and suggests that the way of mapping languages is still a viable option for building question answering systems … The reconciliation approach is applied to DBpedia and used to create a dataset that subsumes all chapters and that can be used …

Deliverable 6.1. 1 First Version of the Question Answering Benchmark
WP WP – Month, 2017 – pdfs.semanticscholar.org
… Since most open-source question answering systems operate on the dataset of DBpedia4 and it is commonly used in QA challenges such as QALD, the first version of the Question Answering Benchmark in HOBBIT will only include questions concerning the DBpedia dataset …

An Effective Corpus-Based Question Answering Pipeline for Italian
G De Pietro – … Interactive Multimedia Systems and Services 2017, 2017 – books.google.com
… However, building Question Answering systems for Italian and able to extract answers from a corpus pertaining a closed domain is still an open research problem … org/. 2http://wiki. dbpedia. org/. Page 99. An Effective Corpus-Based Question Answering Pipeline for Italian 83 Fig …

Editorial–Special Issue on Question Answering for Linked Data
ACN Ngomoa, C Ungerc – pdfs.semanticscholar.org
… to perform well on benchmark data and suggests that the way of mapping languages is still a viable option for building question answering systems … The rec- onciliation approach is applied to DBpedia and used to create a dataset that subsumes all chapters and that can be …

A Chinese Question Answering System for Single-Relation Factoid Questions
Y Lai, Y Jia, Y Lin, Y Feng, D Zhao – National CCF Conference on Natural …, 2017 – Springer
… In: Proceedings of ACL (2011)Google Scholar. 12. Auer, S., Bizer, C., Kobilarov, G., Lehmann, J., Cyganiak, R., Ives, Z.: DBpedia: a nucleus for a web of open data … Ye, Z., Jia, Z., Yang, Y., Huang, J., Yin, H.: Research on open domain question answering system …

Question Answering system for the travel domain
H Kahaduwa, D Pathirana, PL Arachchi… – Engineering …, 2017 – ieeexplore.ieee.org
Page 1. 978-1-5090-6491-5/17/$31.00 ©2017 IEEE Question Answering System for the Travel Domain … Moreover, we introduced WordNet semantic relatedness between an EAT and the syntactic head word and DBpedia category of an identified named entity as new features …

Question answering systems: the story till the Arabic linked data
A Bouziane, D Bouchiha, N Doumi… – International Journal of …, 2017 – inderscienceonline.com
… Al-feel, H. (2015) ‘The roadmap for the Arabic chapter of DBpedia’, Mathematical and Computational Methods in Electrical Engineering … Allam, A. and Haggag, M. (2012) ‘The question answering systems: a survey’, International Journal of Research and Reviews in Information …

7th Open Challenge on Question Answering over Linked Data (QALD-7)
R Usbeck, ACN Ngomo, B Haarmann… – Semantic Web …, 2017 – Springer
… 5 Results. Task 1: Multilingual question answering over DBpedia … BMC Bioinformatics 16, 138 (2015)CrossRefGoogle Scholar. 3. Usbeck, R., Michael, R., Unger, C., Hoffmann, M., Demmler, C., Huthmann, J., Ngomo, A.-CN: Benchmarking question answering systems …

Question Answering Benchmarks for Wikidata
D Diefenbach, T Tanon, K Singh, P Maret – ISWC 2017, 2017 – hal.archives-ouvertes.fr
… in the research community. However, most question answering systems evaluation datasets rely on Freebase or DBpedia. We present two new datasets in order to train and benchmark QA systems over Wikidata. The first is …

7th Open Challenge on Question Answering over Linked Data (QALD-7)
A Krithara, M Röder, G Napolitano – Semantic Web Challenges …, 2017 – books.google.com
… 5 Results Task 1: Multilingual question answering over DBpedia Task 1 was run for the seventh time in 2017 … 16, 138 (2015) 3. Usbeck, R., Michael, R., Unger, C., Hoffmann, M., Demmler, C., Huthmann, J., Ngomo, A.-CN: Benchmarking question answering systems …

Recovering Question Answering Errors via Query Revision
S Yavuz, I Gur, Y Su, X Yan – Proceedings of the 2017 Conference on …, 2017 – aclweb.org
… With the recent advances in building large scale knowledge bases (KB) like Freebase (Bollacker et al., 2008), DBpedia (Auer et al., 2007), and YAGO (Suchanek et al., 2007) that … We eval- uate our method using STAGG (Yih et al., 2015) as the base question answering system …

Utilizing typed dependency subtree patterns for answer sentence generation in question answering systems
R Perera, P Nand, A Naeem – Progress in Artificial Intelligence, 2017 – Springer
… Question Answering over Linked Data (QALD) refer to the use of Linked Data by question answering systems, and in recent times this has become increasingly popular as it opens up a massive Linked Data cloud which is a rich source of … http://dbpedia.org/ontology/areaTotal …

Trill: A Reusable Front-End for QA Systems
P Maret – The Semantic Web: ESWC 2017 Satellite Events …, 2017 – books.google.com
… for QA systems over knowledge bases supporting text and audio input, able to present answers from DBpedia and Wikidata … Keywords: Question answering systems· Front-end· User interaction· Answer presentation 1 Introduction Users’ experience is an important factor for the …

Question Answering and Knowledge Graphs
A Moschitti, K Tymoshenko, P Alexopoulos… – Exploiting Linked Data …, 2017 – Springer
… PREFIX dbo: <http://dbpedia.org/ontology/> PREFIX res:<http://dbpedia.org/resource/> SELECT DISTINCT ?date WHERE { res:Charmed dbo:starring ?actor . ?actor dbo:birthDate ?date . } Towards performing this task, several question answering systems for seman- tic data …

Question Answering Systems: A Review on Present Developments, Challenges and Trends
L Kodra, EK Meçe – INTERNATIONAL JOURNAL OF …, 2017 – pdfs.semanticscholar.org
… Vol. 8, No. 9, 2017 217 | P age www.ijacsa.thesai.org Question Answering Systems: A Review on Present … Abstract—Question Answering Systems (QAS) are becoming a model for the future of web search. In this paper we present a study of the latest research in this area …

Attention-Based Memory Network for Sentence-Level Question Answering
P Liu, C Zhang, W Zhang, Z Zhan, B Zhuang – … National Conference on …, 2017 – Springer
… 399–404. Morgan Kaufmann Publishers Inc., March 2002Google Scholar. 4. Tahri, A., Tibermacine, O.: DBPedia based factoid question answering system. Int. J. Web Semant. Technol. 4(3), 23 (2013)CrossRefGoogle Scholar …

Topic enhanced deep structured semantic models for knowledge base question answering
Z Xie, Z Zeng, G Zhou, W Wang – Science China Information Sciences, 2017 – Springer
… processing (NLP). Recently, with the rise of large-scale, structured knowledge bases, such as Freebase [1] and DBPedia [2], Knowledge Base Question Answering becomes a popular tendency of the research in question answering. In …

QUESTION ANSWERING SYSTEM: A REVIEW ON QUESTION ANALYSIS, DOCUMENT PROCESSING, AND ANSWER EXTRACTION TECHNIQUES.
FS UTOMO, N SURYANA… – Journal of Theoretical & …, 2017 – search.ebscohost.com
… 3158 QUESTION ANSWERING SYSTEM : A REVIEW ON QUESTION ANALYSIS, DOCUMENT PROCESSING, AND … ABSTRACT Question Answering System could automatically provide an answer to a question posed by human in natural languages …

Arabic Cooperative Answer Generation via Wikipedia Article Infoboxes
O Trigui, LH Belguith, P Rosso – rcs.cic.ipn.mx
… Web. The resulting DBpedia knowledge base cur- rently describes more than 2.6 million entities. However … 2013]. Regarding question-answering systems, further research studies based on Wikipe- dia have been designed. We …

Improving the Precision of RDF Question/Answering Systems: A Why Not Approach
X Zhang, L Zou – Proceedings of the 26th International Conference on …, 2017 – dl.acm.org
… country” and “in a city of … country”), which will avert error (3) for subsequent queries. In such way we build a mechanism to improve subsequent queries by self-learning. 3. EXPERIMENTS Our experiment is implemented on a 7.8GB DBpedia dataset …

Knowledge Representations and Inference Techniques for Medical Question Answering
TR Goodwin, SM Harabagiu – ACM Transactions on Intelligent Systems …, 2017 – dl.acm.org
… Fig. 2. Architecture of a typical medical question answering system for clinical decision support. information relevant for patient care, retrieved from the bio-medical literature … Page 4. 14:4 TR Goodwin and SM Harabagiu of KBs such as DBPedia (Auer et al …

A Composite Natural Language Processing and Information Retrieval Approach to Question Answering Using a Structured Knowledge Base
A Chandurkar, A Bansal – International Journal of Semantic …, 2017 – World Scientific
… The task of any Question Answering system is to seek an answer to a free form factual question … The knowledge base used here is DBpedia and the ?nal system is evaluated on the Text REtrieval Conference (TREC) 2004 questions dataset …

QAESTRO Framework–Semantic Composition of QA Pipelines
K Singh, I Lytra, KAAME Vidal – pdfs.semanticscholar.org
… Many question answering systems and related components have been developed in recent years … 1 Introduction Question answering (QA) systems allow users to extract useful information from linked open data sets such as DBpedia …

Towards a Personalized Query Answering Framework on the Web of Data.
E Rajabi, C Debruyne, D O’Sullivan – LDOW@ WWW, 2017 – ceur-ws.org
… 3.6 Evaluation Scenario To select a set of linked datasets for evaluation and test of the pro- posed question answering system, we formulated a set of criteria to assess the abilities and robustness of system … The English version of DBpedia includes around 4.6 million things …

Capturing Knowledge in Semantically-typed Relational Patterns to Enhance Relation Linking
K Singh, IO Mulang, I Lytra, MY Jaradeh… – Proceedings of the …, 2017 – dl.acm.org
… KEYWORDS Question Answering Systems; Relation Linking; Knowledge Graphs; Knowledge Capture 1 INTRODUCTION The last decade has seen an explosion of data publicly available on the Web in the form of knowledge graphs (KGs), eg, DBpedia [2] and FreeBase [3 …

Variational Reasoning for Question Answering with Knowledge Graph
Y Zhang, H Dai, Z Kozareva, AJ Smola… – arXiv preprint arXiv …, 2017 – arxiv.org
… Thanks to the creation of large-scale knowledge graphs such as DBPedia [1] and Freebase [2], QA systems can be armed with … we derive a series of new challenging benchmark datasets MetaQA 1 (MoviE Text Audio QA) intended for research on question-answering systems …

Alquist: An Open-Domain Dialogue System
J Pichl – radio.feld.cvut.cz
… taxonomy-for-text-understanding/ [18] Baudiš, P. YodaQA: a modular question answering system pipeline. In POSTER 2015-19th International Student Conference on Electrical Engineering, 2015, pp. 1156–1165. [19] Lehmann, J.; Isele, R.; Jakob, M.; et al. DBpedia–a large …

Efficiency-aware Answering of Compositional Questions using Answer Type Prediction
D Ziegler, A Abujabal, RS Roy, G Weikum – Proceedings of the Eighth …, 2017 – aclweb.org
… In WWW. Sören Auer, Christian Bizer, Georgi Kobilarov, Jens Lehmann, Richard Cyganiak, and Zachary Ives. 2007. Dbpedia: A nucleus for a web of open data. The Semantic Web … 2002. Learn- ing surface text patterns for a question answering system. In ACL …

INSTANT ANSWERS, 5W’S & H TOOL
M Faisal, U Waheed, MN Arif – sci-int.com
… answering system” 1993-2013 [2] Borchardt, Gary C. “Understanding causal descriptions of physical systems.” AAAI. 1992. [3] Moldovan, Dan I., Christine Clark, and Moldovan Bowden. “Lymba’s PowerAnswer 4 in TREC 2007.” TREC. Vol. 1. No. 5.3. 2007. [4] http://dbpedia.org …

Hierarchical Module Classification in Mixed-initiative Conversational Agent System
SXY Suzanna, LL Anthony – Proceedings of the 2017 ACM on …, 2017 – dl.acm.org
… 2.2.4 Retrieval from Semantic Technologies. Structured Knowl- edge Bases (KBs) such as Freebase (Bollacker et al., 2008), DBPedia, or in-house organisational knowledge are rich sources of structured knowledge that can be used for Question-Answer systems …

RelNet: End-to-end Modeling of Entities & Relations
T Bansal, A Neelakantan, A McCallum – arXiv preprint arXiv:1706.07179, 2017 – arxiv.org
… 3 Related Work There is a long line of work in textual question-answering systems [22, 23] … In AAAI, vol- ume 5, page 3, 2010. [4] Sören Auer, Christian Bizer, Georgi Kobilarov, Jens Lehmann, Richard Cyganiak, and Zachary Ives. Dbpedia: A nucleus for a web of open data …

Inconsistency Detection in Islamic Advisory Opinions Using Multilevel Text Categorization
JA Otaibi, A Hassaine, Z Safi… – Advanced Science …, 2017 – ingentaconnect.com
… informa- tion. Cabrio et al.5 proposed a system that adopts argumentation theory to reason over inconsistent information sets in question answering systems. The method has been validated on DBpedia database. Detection …

Enriching learning materials with semantic roles
D Trandab?? – Procedia Computer Science, 2017 – Elsevier
… Additional information is completed using DBpedia’s knowledge base before establishing the final network of relations … been successfully explored for eLearning [17], the only relation made so far between semantic roles and eLearning is through question answering systems …

Information Retrieval from a Structured Knowledgebase
P Yadav – euroasiapub.org
… C., Lehmann,J., Kobilarov,G., Auer,S., Becker,C., Cyganiak, R., Hellmannb, S., (2009): “DBpedia – A crystallization point for the Web of Data”, In Journal of Web Semantics, 7(3):154– 165. Cooper, R., and Ruger, S, (2000): “A simple question answering system”, In Voorhees and …

Entity Disambiguation with Markov Logic Network Knowledge Graphs
J Ma, T Wei, Y Qiao, Y Huang, W Xie… – International Journal …, 2017 – ijpe-online.com
… Disambiguating named entities is an important problem in natural language processing, knowledge base, question answering systems … R. Isele, M. Jakob, A. Jentzsch, D. Kontokostas, PN Mendes, S. Hellmann, M. Morsey, P. van Kleef, S. Auer and C. Bizer, “DBpedia – A Large …

Information Retrieval from a Structured KnowledgeBase
A Chandurkar, A Bansal – Semantic Computing (ICSC), 2017 …, 2017 – ieeexplore.ieee.org
… The task of any Question Answering system is to seek an answer to a free form factual question … The knowledge base used here is DBpedia and the final system is evaluated on the Text REtrieval Conference (TREC) 2004 questions dataset …

Evaluating an Optimized Backward Chaining Ontology Reasoning System with Innovative Custom Rules
H Shi, D Chong, G Yan – Information Discovery and Delivery, 2017 – emeraldinsight.com
… with “meaning”. In general, question answering systems based on semantic web face a number of difficult issues. This … reasoning system. Design/methodology/approach – We proposed a semantic question answering system. This …

A Conversational Chatbot Based on Kowledge-Graphs for Factoid Medical Questions
A Minutoloa, M Espositoa… – New Trends in Intelligent …, 2017 – books.google.com
… [8] Färber, M., Bartscherer, F., Menne, C., & Rettinger, A. Linked data quality of DBpedia, Freebase, OpenCyc, Wikidata, and YAGI … [11] Abacha, AB, Zweigenbaum, P. MEANS: A medical question-answering system combining NLP techniques and semantic Web technologies …

Using Rich Inference to Find Novel Answers to Questions
K Nuamah, A Bundy, C Lucas – pdfs.semanticscholar.org
… questions for question answering systems,” Proceedings of the 42nd Annual Meeting on Association for Computational Linguistics – ACL ’04, p. 566–es, 2004. [10] C. Bizer, J. Lehmann, G. Kobilarov, S. Auer, C. Becker, R. Cyganiak, and S. Hellmann, “DBpedia – A crystallization …

An Architecture based in Voice Command Recognition for faceted search in Linked Open Datasets
BL López-Ochoa, JL Sánchez-Cervantes… – … Conference on Software …, 2017 – Springer
… and P. Zweigenbaum, “MEANS: A medical question-answering system combining NLP techniques and semantic Web technologies,” Inf. Process. Manag., vol. 51, no. 5, pp. 570–594, 2015. 13. S. Auer, C. Bizer, G. Kobilarov, J. Lehmann, R. Cyganiak, and Z. Ives, “DBpedia: A Nu …

Answering Natural Language Questions by Subgraph Matching over Knowledge Graphs
S Hu, L Zou, JX Yu, H Wang… – IEEE Transactions on …, 2017 – ieeexplore.ieee.org
Page 1. 1041-4347 (c) 2017 IEEE. Personal use is permitted, but republication/ redistribution requires IEEE permission. See http://www.ieee.org/ publications_standards/publications/rights/index.html for more information. This …

Answering Engine for Sport Statistics: Question Processing
Ø Blaauw – 2017 – brage.bibsys.no
… 21 2.1.5 Knowledge Base . . . . . 24 2.1.6 DBPedia . . . . . 25 2.2 Question Answering Systems . . . . . 25 2.2.1 History . . . . . 25 2.2.2 Related work …

Semantic query graph based SPARQL generation from natural language questions
S Song, W Huang, Y Sun – Cluster Computing, 2017 – Springer
… It is known that large-scale knowledge base like Freebase and DBpedia has been come to an important semantic database for supporting open domain question answering systems (QASs). It becomes necessary to B Shengli Song xidiansls@163.com …

Tags, Titles or Q&As?: Choosing Content Descriptors for Visual Recommender Systems
B Mutlu, E Veas, C Trattner – Proceedings of the 28th ACM Conference …, 2017 – dl.acm.org
… the di erent kind of data attributes (content inform- ation) extracted from the original sources (ACM digital Library, DBpedia, Mendeley, Europeana etc … Note, to follow a common design principle of interactive (question-answering) systems, we suggest to split the Q&As input so that …

Construction and Verification of Knowledge Base of Political & Economy News based on Mixed Algorithm of Subgraph Feature Extraction and RESCAL
P Wu, J Luo, Y Zhu, W Zhang – International Journal of …, 2017 – ijpe-online.com
… 473-480, 2017; X. Bo, X. Yong, L. Jiaqing, XC Hao, L. Bin, CW Yun, and XY Hua, “CN-DBpedia: A Never Ending … 171-180, Irina, Matveeva, April 2014; W. Cui, Y. Xiao, and W. Wang, “KBQA: an online template based question answering system over freebase,” in proceedings of …

Ontology-based information extraction from learning management systems
RB Deyab – 2017 – dspace.uevora.pt
… We developed a question answering system to query the ontology in natural language … 2http://protege.stanford.edu/publications/ontology_development/ontology101-noy-mcguinness. html 3http://wiki.dbpedia.org/about 4http://geneontology.org/page/documentation 5https …

Semantic Query Processing: Estimating Relational Purity
JC Kalo, C Lofi, RP Maseli… – 15th Lernen Wissen …, 2017 – pdfs.semanticscholar.org
… need to offer powerful query capabilities with an awareness of the semantics of the query, as for example question answering systems [1] or … Knowledge Repositories like the Google Knowledge Vault [2] or WordNet [3] and Linked Open Data sources like DBpedia [4], Yago [5 …

Knowledge Architecture for Organisations
R Denaux, Y Ren, B Villazon-Terrazas… – Exploiting Linked Data …, 2017 – Springer
… This event marked an early victory for the fight for independence from Turkey but it was also a massacre against the Muslim and Jewish population of the city” one may identify, among others, the DBpedia entities http://dbpedia.org/resource/Tripoli, http://dbpedia.org/ resource …

Hedera: scalable indexing and exploring entities in wikipedia revision history
T Tran, TN Nguyen – arXiv preprint arXiv:1701.03937, 2017 – arxiv.org
… Furthermore, applications relying on obsolete facts might fail to reason under new contexts (eg question answering systems for recent real-world inci- dents), because they were … We extract 933,837 entities registered in DBpedia, each of which correspond to one Wikipedia article …

Enterprise Knowledge Graph: An Introduction
JM Gomez-Perez, JZ Pan, G Vetere, H Wu – Exploiting Linked Data and …, 2017 – Springer
… Knowledge Graphs (such as Prismatic, DBPedia and YAGO) were at the core of the IBM’s Q&A system.8 IBM Watson services available … Moreover, in Sect.7.3, we describe a state-of-the-art question-answering system that combines knowledge coming from the text analysis and …

10th Russian Summer School in Information Retrieval (RuSSIR 2016)
A Kotov, E Treshcheva, L Bessonov, DI Ignatov… – ACM SIGIR Forum, 2017 – dl.acm.org
… Dr. Suchanek further provided examples of commercial applica- tions for Information Extraction, such as Google’s Knowledge Graph and IBM’s Watson question answering system, and of academic projects, such as YAGO, DBpedia, and NELL …

STATISTICAL RELATIONAL LEARNING AND SCRIPT INDUCTION FOR TEXTUAL INFERENCE
R Mooney – 2017 – dtic.mil
… We experimented with learning from facts extracted from corpora, and facts extracted from DBPedia … We then used our previously developed on-line BLP rule learner to learn a BLP from 912,375 mapped facts from DBpedia …

A comparative analysis of permutation combination based and grammatical rule based knowledge provider system
P Mukherjee, B Chakraborty – Intelligent Decision …, 2017 – content.iospress.com
… Architecture of factoid question answering system has been implemented on DB- pedia ontology and the DBpedia extraction. SVM learning machine algorithm has been used to train question classifier to gain a high accuracy ratio. 10 Catarci et al …

Split and rephrase
S Narayan, C Gardent, SB Cohen… – arXiv preprint arXiv …, 2017 – arxiv.org
… ings. The WEBNLG dataset4 consists of 13,308 MR- Text pairs, 7049 distinct MRs, 1482 RDF enti- ties and 8 DBpedia categories (Airport, Astronaut, Building, Food, Monument, SportsTeam, Univer- sity, WrittenWork). The number …

Graph-based RDF data management
L Zou, MT Özsu – Data Science and Engineering, 2017 – Springer
… For example, Yago and DBpedia extract facts from Wikipedia automatically and store them in RDF format to support structural … Therefore, we also design a RDF question/answering system, called gAnswer [37], to answer users’ natural language questions over RDF repositories …

An Index of Authors’ Popularity for Internet Encyclopedia
D Lande, V Andrushchenko, I Balagura – dwl.kiev.ua
… 151-175 9. F. Abbas, MK Malik, MU Rashid and R. Zafar, WikiQA — A question answering system on Wikipedia using freebase, DBpedia and Infobox,2016Sixth International Conference on Innovative Computing Technology (INTECH), Dublin, 2016, pp. 185-193. Page 10 …

ESearch: Incorporating Text Corpus and Structured Knowledge for Open Domain Entity Search
D Ma, Y Chen, J Chen, X Du, X Zhang – Proceedings of the 26th …, 2017 – dl.acm.org
… En- tity search has a wide range of applications such as question answering systems and knowledge services [11] … for entity search because of the ignorance of entity types, which can be easily exploited from many structured knowledge bases such as DBpedia [2]. Recently, the …

Natural Language Aggregate Query over RDF Data
X Hu, Y Yao, L Ye, D Dang – arXiv preprint arXiv:1710.07891, 2017 – arxiv.org
… Finally, we conduct extensive experiments over real datasets (QALD benchmark and DBpedia), and the experimental results demonstrate that … Besides the above literature, there are some natural language question/answering systems that pay attention to many other interesting …

BUILDING SEMANTIC CONTEXT: AN APPROACH FOR LEARNING CONTEXT FROM THE WEB FOR FACILITATING TWITTER ANALYSIS
N JAVED, BL MURALIDHARA – ijcea.com
… Stanford University’s NER [7], WordNet [8], ConceptNet [9], DBpedia and Yago [10] are some such resources utilized by researchers for … A Question Answering system which takes the input in natural language, converts it into SparQL queries and retrieves the relevant contents …

ELMDist: A vector space model with words and MusicBrainz entities
L Espinosa-Anke, S Oramas, H Saggion… – European Semantic Web …, 2017 – Springer
… Last.fm 2 . The original ELMD corpus contains annotations mapped between inner last.fm links and their corresponding DBpedia URI thanks … For instance, knowing that Tom Cruise is an actor can help a question answering system answer the question “which actors are involved …

Answering Engine for sports statistics: Development of an ontology and a knowledge base
A Mehdipour Pirbazari – 2017 – brage.bibsys.no
… Question Answering systems which perform semantic search, are called se- mantic QA systems, and are powered by Semantic Web technology which was proposed by Tim Berners Lee in 2000. Kamath et al … DBpedia knowledge base represents a kind of middle ontology …

The Future of the Semantic Web: Prototypes on a Global Distributed Filesystem
M Cochez, D Hüser, S Decker – … Computing Systems (ICDCS) …, 2017 – ieeexplore.ieee.org
… Typical examples include intelligent schedule planners or question answer systems which provide 2017 IEEE 37th International Conference on Distributed Computing Systems 1063-6927/17 $31.00 © 2017 IEEE DOI 10.1109/ICDCS.2017.270 2108 … <http://dbpedia.org/resource …

Towards a language-independent solution: Knowledge base completion by searching the Web and deriving language pattern
L Bing, Z Zhang, W Lam, WW Cohen – Knowledge-Based Systems, 2017 – Elsevier
… Some KBs, such as Yago [18], DBPedia [24], and Freebase 1 , are constructed largely by processing a small number of sources (eg, as Wikipedia), while other projects such as NELL [9], Open IE [12], DeepDive [26] and Knowledge Vault [10] aim at automatically extracting …

Semantic Approach for Discovery and Visualization of Academic Information Structured with OAI-PMH
J Alvarado-Uribe, AB García… – Acta Polytechnica …, 2017 – researchgate.net
… is part of the OAI- PMH [15] protocol, we use some initiatives implemented in SW, such as DC (Level 2) [26, 13, 14, 15], Friend Of A Friend (FOAF) [26, 9, 1], and the DBPedia’s PersonData [12 … AquaLog [33] Portable question-answering system for SW Active (non commercial) X X …

JRC-Names: Multilingual entity name variants and titles as Linked Data
M Ehrmann, G Jacquet, R Steinberger – Semantic Web, 2017 – content.iospress.com
… Particularly, it can support the development of ontology-based Question-Answering systems in order to allow users to interact with data using their own … requires to align textual mentions of entities with a unique identifier in a knowledge base, typically Wikipedia or DBpedia [36] …

TANKER: Distributed Architecture for Named Entity Recognition and Disambiguation
SA Coelho, D Moussallem, GC Publio… – arXiv preprint arXiv …, 2017 – arxiv.org

Exploring Term Networks for Semantic Search over Large RDF Knowledge Graphs
E Marx, S Shekarpour, K Höffner, ACN Ngomo… – researchgate.net
… the information access on knowledge graphs and, in addition, for de- veloping more reliable methods for Semantic Search and Question Answering systems … existence of two pairs of tokens (a bigram) in MS Encarta 98 (Token Merger), and annotated using DBpedia Spotlight [11 …

Natural Language Data Management and Interfaces
D Rafiei, Y Li – webdocs.cs.ualberta.ca
Page 1. Natural Language Data Management and Interfaces Recent Development and Open Challenges Davood Rafiei University of Alberta Yunyao Li IBM Research – Almaden Chicago 2017 Page 2. “If we are to satisfy the needs of casual users of data bases, we …

Automatic Integration and Querying of Semantic Rich Heterogeneous Data: Laying the Foundations for Semantic Web of Things
MR Saeed, C Chelmis, VK Prasanna – Managing the Web of Things, 2017 – Elsevier
… This example is for services which have been annotated using SAWSDL 6 and MSM (Minimal Service Model) [35] ontologies. The query finds services that take dbpedia:City as input and return dbpedia:State as output. SELECT ?url WHERE … m rdf:type dbpedia:City …

CoType: Joint extraction of typed entities and relations with knowledge bases
X Ren, Z Wu, W He, M Qu, CR Voss, H Ji… – Proceedings of the 26th …, 2017 – dl.acm.org
… Once ex- tracted, such structured information is used in many ways, eg, as primitives in information extraction, knowledge base popula- tion [10, 52], and question-answering systems [48, 3]. Traditional systems for relation extraction [2, 9, 17] partition the process into several …

Almond: The architecture of an open, crowdsourced, privacy-preserving, programmable virtual assistant
G Campagna, R Ramesh, S Xu, M Fischer… – Proceedings of the 26th …, 2017 – dl.acm.org
… Besides Wikipedia, crowd- sourcing has proven successful for building large knowledge bases in a multitude of different areas like structured con- tent (DBpedia [3]), mathematics (Wolfram Mathworld [29]), genomics (UCSC Genome Browser [17]), etc …

Database and Expert Systems Applications: 28th International Conference, Dexa 2017, Lyon, France, August 28-31, 2017, Proceedings
D Benslimane, E Damiani, WI Grosky, A Hameurlain… – 2017 – books.google.com
Page 1. Djamal Benslimane · Ernesto Damiani William I. Grosky· Abdelkader Hameurlain Amit Sheth · Roland R. Wagner (Eds.) Database and Expert Systems Applications 28th International Conference, DEXA 2017 Lyon, France, August 28–31, 2017 Proceedings, Part I 123 …

Examining the interrelatedness between ontologies and linked data
B Dutta – Library Hi Tech, 2017 – emeraldinsight.com
… Some of the notable Linked Data sets are DBPedia (2016) Linked Data set, Freebase (2009), Geonames (2017), MusicBrainz … infrastructure, on top of which various applications can be built, for instance, MashUp applications and question answering systems (further discussed …

Relation Enhanced Neural Model for Type Classification of Entity Mentions with a Fine-Grained Taxonomy
KY Cui, PJ Ren, ZM Chen, T Lian, J Ma – Journal of Computer Science …, 2017 – Springer
… Moreover, we extracted larger datasets from Wikipedia and DBpedia … Experimental results demonstrate that REM outperforms the state-of-the-art methods. Three other groups of experiments were carried out on the datasets extracted from Wikipedia and DBpedia …

Building and querying an enterprise knowledge graph
D Song, F Schilder, S Hertz, G Saltini… – IEEE Transactions …, 2017 – ieeexplore.ieee.org
… Transactions on Services Computing IEEE TRANSACTIONS ON SERVICES COMPUTING 7 5.2 Enabling Question Completion with Auto-suggest Traditional question answering systems often require users to enter a complete question …

User-friendly temporal queries on historical knowledge bases
C Zaniolo, S Gao, M Atzori, M Chen, J Gu – Information and Computation, 2017 – Elsevier
… is even more desirable here, since it shields the users from having to discover the internal names and organization of DBpedia … Experiments comparing Swipe with Question Answering systems tested in the context of the QALD (Query Answering on Link Data) challenge also …

Wikidatians are born: paths to full participation in a collaborative structured knowledge base
A Piscopo, C Phethean, E Simperl – 2017 – eprints.soton.ac.uk
… creates opportunities to develop a variety of data-centric applications on top of it, including question-answering systems similar to Wol- fram Alpha. In addition, it is most likely less costly to maintain, as it relies on volunteer contributions. Another example is DBpedia, a central …

Extracting Descriptions of Location Relations from Implicit Textual Networks
A Spitz, G Feher, M Gertz – Proceedings of the 11th …, 2017 – dbs.ifi.uni-heidelberg.de
… Useful tools in this regard are searching and indexing approaches, external knowledge bases, or question answering systems [12] … A traditional source of entity-centric information are knowledge bases such as DBpedia [13] or YAGO [16], which are constructed in part from …

Temporally Biased Search Result Snippets
J Tatineni Abhiram – corescholar.libraries.wright.edu
… Kuzey et al. highlight the fact that many of the existing knowledge bases like DBpedia[29], KnowItAll[30], Intelligence In Wikipedia[31] and YAGO[27] containing … Question Answering Systems) workshop which mainly focused on understanding and …

Detect Incorrect Triples in Knowledge Base Based on Triple Confidence Evaluation
H Xie, X Lu, Z Tang, X Huang – … of the 3rd International Conference on …, 2017 – dl.acm.org
… Knowledge service also finds its applications in question- answering systems such as wolfram alpha, and big data analytics in light of specific … For example, WordNet is manually built by domain experts; DBPedia and YAGO are constructed based on information extraction of …

The Implementation of DSSim: A Multi-Agent Ontology Mapping System
M Vargas-Vera – … Journal of Knowledge Society Research (IJKSR), 2017 – igi-global.com
Page 1. DOI: 10.4018/IJKSR.2017070103 International Journal of Knowledge Society Research Volume 8 • Issue 3 • July-September 2017 Copyright©2017,IGIGlobal.Copyingordistributing inprintorelectronicformswithoutwrittenpermissionofIGIGlobalisprohibited.  …

Frame-based Semantic Patterns for Relation Extraction
A Mandya, D Bollegala, F Coenen, K Atkinson – cgi.csc.liv.ac.uk
… pp. 85–94. ACM (2000) 2. Auer, S., Bizer, C., Kobilarov, G., Lehmann, J., Ives, Z.: Dbpedia: A nucleus for a web of open data … Ravichandran, D., Hovy, E.: Learning surface text patterns for a question answering system. In: Proceedings of the COLING. pp. 41–47 …

I Know What You Want to Express: Sentence Element Inference by Incorporating External Knowledge Base
X Wei, H Huang, L Nie, H Zhang… – IEEE Transactions on …, 2017 – ieeexplore.ieee.org
… our model. Meanwhile, we have successfully applied our proposed model to factoid question answering systems for answer candidate selection, which further demonstrates the applicability of the TRANSFER model. Index Terms …

Generation of multilingual ontology lexica with M-ATOLL: a corpus-based approach for the induction of ontology lexica
S Walter – 2017 – pub.uni-bielefeld.de
… Dr. Philipp Cimiano Prof. Dr. Paul Buitelaar Dr. Christina Unger Page 2. Page 3. Abstract There is an increasing interest in providing common web users with access to structured knowledge bases such as DBpedia, for example by means of question answering systems …

An Interoperable Model for the Intelligent Content Object Based on a Knowledge Ontology and the SCORM Specification
XH Zhu, TJ Wu, HC Chen – Journal of Educational …, 2017 – journals.sagepub.com
Based on the sharable content object concept of advanced distributed learning, an ontology-based intelligent content object (ICO) that can automatically reason …

Towards portable natural language interfaces based on case-based reasoning
A Moreo, JL Castro, JM Zurita – Journal of Intelligent Information Systems, 2017 – Springer
… 1972), a question-answering system about chemical analyses of rock samples brought back by Apollo 11 from the Moon … Later on, in 1983, appeared CYRUS (Kolodner 1983), a question-answering system that might be considered as the first actual CBR system …

Holistic and Scalable Ranking of RDF Data
ACN Ngomo, M Hoffmann, R Usbeck, K Jha – svn.aksw.org
… Our evaluation on 19 classes of DBpedia demonstrates that there is no statistical difference between HARE and PageRank … Search engines and question answering systems [6], [29] as well as Semantic Web browsers [4], [15] and entity summarization techniques [4], [5] are only …

Knowledge graphs for social good: An entity-centric search engine for the human trafficking domain
M Kejriwal, P Szekely – IEEE Transactions on Big Data, 2017 – ieeexplore.ieee.org
… Another related branch of research is question answer- ing; however, unlike question answering systems [38], our approach is specifically optimized for … of a shallow ontology, used often in the Semantic Web for schema-rich knowledge graphs such as DBpedia and GeoNames …

Improving Company Recognition from Unstructured Text by using Dictionaries.
M Loster, Z Zuo, F Naumann, O Maspfuhl… – EDBT, 2017 – pdfs.semanticscholar.org
… As pointed out at the beginning, the described use case is merely one of many possible use cases, others might include semantic role labeling, machine translation, and question answering systems. 1.3 … entries. DBpedia (DBP) …

Automatic Generation of Benchmarks for Entity Recognition and Linking
ACN Ngomo, M Röder, D Moussallem… – arXiv preprint arXiv …, 2017 – arxiv.org
… cam- paigns such as BioASQ [2] have led to an improvement of the F-measure achieved by bio-medical question answering systems by more … For example, several of the benchmarks presented in GERBIL [3] link to outdated versions of Wikipedia or DBpedia and hence contain …

Excavating the mother lode of human-generated text: A systematic review of research that uses the wikipedia corpus
M Mehdi, C Okoli, M Mesgari, FÅ Nielsen… – Information Processing …, 2017 – Elsevier
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From French Wikipedia to Erudit: A test case for cross?domain open information extraction
F Gotti, P Langlais – Computational Intelligence, 2017 – Wiley Online Library
… One of the most striking projects is IBM’s Watson question answering system,3 which exploits the information extracted from over 200 million Web … for acquiring large repositories of structured semantic knowl- edge about our world, including FreeBase,5 YAGO,6 DBpedia,7 or …

Using Suffix Tree Clustering Method To Support The Planning Phase Of Systematic Literature Review
L Feng, YK Chiam, ERM Faiza… – Malaysian Journal of …, 2017 – mjes.um.edu.my
… SLR-Tool* S04 Tomassetti et al. [21] 2011 Conference Naïve Bayes Classifier DBPedia S05 Ghafari et al. [22] 2012 Journal Federated Search Model Federated Search tool*; Nvivo, Zotero S06 Fabrri et al. [23] 2012 Journal Vector Processing Model StArT* S07 Torres et al …

Open Science intelligent wikis
FA Nielsen – imm.dtu.dk
… mining: According to IBM their “Watson” question answering system, that in February 2011 beat human … One such data set, the DBpedia, extracts data from the Wikipedias (Auer et al., 2007), and with Web services exposes the …

Data analytics: Fundamentals
VN Gudivada – Data Analytics for Intelligent Transportation Systems, 2017 – Elsevier
… Moreover, analytics is not limited to predictive models. The IBM Watson’s Jeopardy! game championship in 2011 clearly demonstrated the increased role of data analytics. Watson is a question-answering system [2] and exemplifies cognitive analytics …

Semantic representation and enrichment of information retrieval experimental data
G Silvello, G Bordea, N Ferro, P Buitelaar… – International Journal on …, 2017 – Springer
… of the data themselves. In this use case, we can see that the expertise topics are connected via an owl:sameAs property to external resources belonging to the DBPedia 13 linked open dataset. These connections are automatically …

Design and development of a cognitive assistant for the architecting of earth observing satellites
A Virós Martin – 2017 – upcommons.upc.edu
… 2.2.1 YodaQA YodaQA [26] is an “open source Factoid Question Answering system that … the scope of the project, as the system is thought out to answer questions on DBpedia [87] and Freebase [88], two generalist open RDF databases. Another …

Azad Abad
A Moschitti – 2017 – pdfs.semanticscholar.org
Page 1. DEPARTMENT OF INFORMATION ENGINEERING AND COMPUTER SCIENCE ICT International Doctoral School CONTROLLING THE EFFECT OF CROWD NOISY ANNOTATIONS IN NLP TASKS Azad Abad Supervisor Prof. Alessandro Moschitti …

Semantic Annotation of Unstructured Documents Using Concepts Similarity
F Pech, A Martinez, H Estrada, Y Hernandez – Scientific Programming, 2017 – hindawi.com
… Some works do face these drawbacks by annotating their documents with graphs extracted from DBpedia. Specific Domain Tools … This system takes as input a natural language query and converts it to semantic entities using a question-answering system …

Challenges as enablers for high quality Linked Data: insights from the Semantic Publishing Challenge
A Dimou, S Vahdati, A Di Iorio, C Lange… – PeerJ Computer …, 2017 – peerj.com
… In all editions, a set of up to 340 questions over DBpedia (https://dbpedia.org) served as input; participants were expected … of the QALD challenge’s tasks and the datasets used, and draw conclusions for the subsequent evaluation of question answering systems from reviewing …

Building thesaurus-based knowledge graph based on schema layer
B Qiao, K Fang, Y Chen, X Zhu – Cluster Computing, 2017 – Springer
… The most knowledge graph are universal at present, such as Freebase [2], DBpedia [3] and YAGO [4, 5]. Knowledge … the remarkable achievements in the construction of knowledge graph set up a foundation for breakthrough of intelligent question answering system technology …

Knowledge graph embedding: A survey of approaches and applications
Q Wang, Z Mao, B Wang, L Guo – IEEE Transactions on …, 2017 – ieeexplore.ieee.org
… A large num- ber of KGs, such as Freebase [1], DBpedia [2], YAGO [3], and NELL [4], have been created and successfully applied to many real-world applications, from semantic parsing [5], [6] and named entity disambiguation [7], [8], to information extraction [9], [10] and …

Effective searching of RDF knowledge graphs
H Arnaout, S Elbassuoni – Journal of Web Semantics, 2017 – Elsevier
… We evaluate the effectiveness of our retrieval framework using various carefully-designed user studies on DBpedia, a large and real-world RDF knowledge graph. Keywords. RDF. Ranking. Diversity. Relaxation … Fig. 1. An excerpt of DBpedia’s RDF knowledge graph …

Collective Entity Linking Method in Chinese Text Based on Topic Consistency
Y Chen, Q Wu, Y Tan, W Wang – ITM Web of Conferences, 2017 – itm-conferences.org
… The application area of entity linking is relatively broad, and is applied to the knowledge base expansion, open field online knowledge question answering system, information filtering and information retrieval … We use Fudan CN-DBpedia Chinese knowledge map as the basis …

Automatické u?ení ontologií ze semistrukturovaných dat
F Masri – 2017 – dspace.cvut.cz
… Such databases are used in information retrieval, question-answering systems and other applications. Examples of widely used semantic databases are … 1 Page 18. 1. Introduction • DBpedia – knowledge database extracting structured data from Wikipe- dia [5] …

Exploiting Linked Data and Knowledge Graphs in Large Organisations
JZ Pan, G Vetere, JM Gomez-Perez, H Wu – 2017 – Springer
… of 12 researchers at IBM began working on a top secret moonshot project which we code-named “BlueJ”—building a natural language question answering system capable of … So, in fact, we made absolutely no effort to improve the knowledge we used from DBpedia and freebase …

Hyperlex: A large-scale evaluation of graded lexical entailment
I Vuli?, D Gerz, D Kiela, F Hill, A Korhonen – Computational Linguistics, 2017 – MIT Press
… Nevertheless, most NLP research and existing large-scale inventories of concept category membership (WordNet, DBPedia, etc.) treat category membership and LE … in order to answer a question such as “Which mammal has a strong bite?”, a question-answering system has to …

Propositional Knowledge: Acquisition and Application to Syntactic and Semantic Parsing
B Cabaleiro Barciela – 2017 – e-spacio.uned.es
… apposition. Regarding semantic parsing, we build a lexicon that permits to map natural language utterances in the form of propositions with linked data relations, and show how to use this resource in a question answering system …

A proposal for an integrated framewoek capable of aggregating IoT data with diverse data types.
MLL Faria – teses.usp.br
… DBN Deep Belief Networks DBPedia DB for Database, aiming to extract structured information from Wikipedia making this information available on the Web … QAS Question Answering System RBM Restricted Boltzmann Machines RDF Resource Description Framework …

HDT Quads: Compressed Triple Store for Linked Data
J Reindorf – aic.ai.wu.ac.at
… ciples. Besides publishing Linked Data, the Web application exploits the interlinking with DBPedia. • Integrated question-answering systems. Answering a user’s ques- tion is in the focus of the applications of this category. CrunchBase …

Generating titles for millions of browse pages on an e-Commerce site
P Mathur, N Ueffing, G Leusch – … of the 10th International Conference on …, 2017 – aclweb.org
… 1 Introduction Natural language generation has a broad range of applications, from question answering systems to story generation, summarization etc … Duma and Klein (2013) generate short natural-language descriptions, taking structured DBPedia data as input …

Linked Data Entity Summarization
A Thalhammer – 2017 – d-nb.info
… 74 AT L ? RP Article Text Links with Relative Position . . . . . 74 DBP DBpedia PageRank . . . . . 75 DBP ? U DBpedia PageRank Unredirected …

FrameBase: Enabling integration of heterogeneous knowledge
J Rouces, G de Melo, K Hose – Semantic Web, 2017 – content.iospress.com
… This data can be used for a variety of purposes. For instance, commercial search engines exploit these KBs to provide direct answers to user queries, while IBM’s Watson question answering system [21,34], which defeated human champions of the Jeopardy …

Expanding Common Sense Knowledge Database using Data Mining on Reference Corpus
M Krawczyk – 2017 – eprints.lib.hokudai.ac.jp
… form. The examples of such projects include ThoughtTreasure [11], HowNet [12], KNEXT [13], Freebase [14], DBPedia [15] and NELL [16] … Other applications of Cyc include alternative question answering system [27], word sense disambiguation [28], semantic web [29] [30] …

Machine Translation Using Semantic Web Technologies: A Survey
D Moussallem, M Wauer, ACN Ngomo – arXiv preprint arXiv:1711.09476, 2017 – arxiv.org
Page 1. Machine Translation Using Semantic Web Technologies: A Survey Diego Moussallema,b,, Matthias Wauera, Axel-Cyrille Ngonga Ngomob, aUniversity of Leipzig AKSW Research Group Department of Computer Science …

Knowledge Modelling and Processing for the Social Semantic Web
CF Zucker – 2017 – hal.archives-ouvertes.fr
… 4.1 DBpedia Navigator . . . . . 88 ix Page 11. 4.2 Visualizing the validation result of an ontology against OWL 2 RL 91 List of Tables …

Capturing and Resolving Entities and their Mentions in Discourse
MV Vasantlal – 2017 – web2py.iiit.ac.in
… In the this ap- proach, we explore the use of Paninian dependency grammar, various linguistic rules based on gender, number, person, animacy, dbpedia based dictionaries, word … In automatic question answering, system aims to find the answer for the asked question …

An unsupervised data-driven method to discover equivalent relations in large Linked Datasets
Z Zhang, AL Gentile, E Blomqvist, I Augenstein… – Semantic …, 2017 – content.iospress.com
… Keywords: Ontology alignment, ontology mapping, Linked Data, DBpedia, similarity measure. DOI: 10.3233/SW-150193 … For example, in DBpedia,22 more than five relations are used to describe the name of a University, such as dbpp33:uname, dbpp:name and foaf44:name …

Methods and Techniques for Clinical Text Modeling and Analytics
Y Ling – 2017 – search.proquest.com
… A triple is represented as [angbracketleft]subject, predicate, object[angbracketright]. Many. large-scale KBs of general or specic domains have been constructed, such as WordNet [100], Yago [123], Freebase[101], DBpedia [124], and NELL [125], UMLS [29] …

Disambiguation of named entities using a novel gamified framework
B Rama – 2017 – brage.bibsys.no
… 1Dbpedia Knowledge Base http://wiki.dbpedia.org/ 2Friend Of A Friend Vocabulary http://xmlns.com/foaf/spec … Information extraction, information retrieval, content analysis, question answering systems and knowledge base population are some of the applications where named …

Advances in Computational Intelligence: 15th Mexican International Conference on Artificial Intelligence, MICAI 2016, Cancún, Mexico, October 23–28, 2016 …
G Sidorov, O Herrera-Alcántara – 2017 – books.google.com
… 53 Anastasia Mochalova and Vladimir Mochalov CookingQA: A Question Answering System Based on Cooking Ontology… 67 Riyanka Manna, Partha Pakray, Somnath Banerjee, Dipankar Das, and Alexander Gelbukh LEXIK …

Methods for Efficient Ontology Lexicalization for Non-Indo-European Languages: The Case of Japanese
B Lanser – 2017 – pub.uni-bielefeld.de
… Aspects of the DBpedia system that require modifications for being used with Japanese include the dependency patterns employed by M-ATOLL … One way to accomplish this is by means of language technology, eg in the form of question answering systems, that allows users to …

Data-driven techniques in disaster information management
T Li, N Xie, C Zeng, W Zhou, L Zheng, Y Jiang… – ACM Computing …, 2017 – dl.acm.org
Page 1. 1 Data-Driven Techniques in Disaster Information Management TAO LI, School of Computing and Information Sciences, Florida International University and School of Computer Science, Nanjing University of Posts and …

A Frame-Based Approach for Integrating Heterogeneous Knowledge Sources
JR Gonzalez – vbn.aau.dk
… Although some of the KBs can work as de-facto hubs (currently DBpedia [4] tends to be used as such), there is no KB specifically designed to work as semantic hub. DBpedia is mostly based on information extracted from infoboxes …

Semantic Search for Novel Information
M Färber – 2017 – books.google.com
… Measuring Semantic Novelty of Statements The Novel Statement Extraction System 6.3.1 Textual Triple Extraction 6.3.2 KG Linking 6.3.3 Novelty Detection Evaluation 1: CrunchBase 6.4.1 Data Used 6.4.2 Evaluation Setting 6.4.3 Evaluation Results Evaluation 2: DBpedia 6.5.1 …

Scalable Quality Assessment of Linked Data
J Debattista – 2017 – d-nb.info
… For example, one would expect that data sources in a question answering system are more or less free of error and trustworthy, whilst correct … Taking DBpedia6 as an example, data is extracted from a semi-structured source created in a crowdsourcing effort (ie Wikipedia) …

Semantic Social Network Analysis by Cross-Domain Tensor Factorization
M Nakatsuji, Q Zhang, X Lu, B Makni… – IEEE Transactions on …, 2017 – ieeexplore.ieee.org
… Our solution, cross-domain tensor factorization (CrTF), first determines the topic domain by analyzing communication logs among users using the DBpedia knowledge base and creates a tensor composed of users, other users, and the topics of communication for each domain …

It’s Alive!: Artificial Intelligence from the Logic Piano to Killer Robots
T Walsh – 2017 – books.google.com
Page 1. “A whirlwind four through the history and the future of A?-and why i? ma?ters to all of us. A must-rend.” ?ehºlar ?hrun, 5tanford/Goºgle/Udurity II’s ALIVE! Yºf Artificial intelligence |º from Illilºlºlº?? || ” W TOKILLERROBOTS ‘TOBY WAISH * º º) | Page 2 …

On link predictions in complex networks with an application to ontologies and semantics
B Entrup – 2017 – geb.uni-giessen.de
… 160 5.6 Results . . . . . 162 6 DBpedia: Analyses and Predictions 166 6.1 DBpedia: an Ontology Extracted from Wikipedia . . . . . 166 6.1.1 Knowledge Bases . . . . . 166 6.1.2 What Is DBpedia …

Building the Galician wordnet: methods and applications
XG Guinovart, MAS Portela – Language Resources and Evaluation, 2017 – Springer
… Open Multilingual WordNet32 (1880 variants have been already added), completing the Galician empty synsets with the variants of a synset that are identical in Spanish, English and Catalan (1855 variants already added), extracting variants from Galician DBpedia33 by …