DBpedia & Question Answering Systems 2014


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Question Answering over Linked Data (QALD-4) C Unger, C Forascu, V Lopez, ACN Ngomo… – Working Notes for …, 2014 – hal.inria.fr … Task 1 is the core task of QALD and aims at all question answering systems that mediate between a user, expressing his or her information need in natural language, and semantic data. Given the English DBpedia 3.9 dataset7 and a natural language question or set of … Cited by 4 Related articles All 10 versions

Open question answering with weakly supervised embedding models A Bordes, J Weston, N Usunier – Machine Learning and Knowledge …, 2014 – Springer … The emergence of large-scale KBs, such as Freebase [4] or DBpedia [16], changed the setting by transforming open question … Recently, new systems for learning question answering systems with few la- beled data have been introduced based on semantic parsers [6,3,13,11]. … Cited by 4 Related articles All 3 versions

Natural language question answering over rdf: a graph data driven approach L Zou, R Huang, H Wang, JX Yu, W He… – Proceedings of the 2014 …, 2014 – dl.acm.org … supporting entity pairs. We assume that these entity pairs also occur in RDF graph. Experiments show that more than 67% entity pairs in the Patty relation phrase dataset occur in DBpedia RDF graph. The frequent predicates … Cited by 5 Related articles All 4 versions

Sina: Semantic interpretation of user queries for question answering on interlinked data S Shekarpour, E Marx, ACN Ngomo, S Auer – Web Semantics: Science, …, 2014 – Elsevier … On the other end of the spectrum, we find question answering systems, which assume a natural-language query as input and convert this … We deployed two demo instances, one employing DBpedia as background knowledge 2 and a second one operating on several interlinked … Cited by 3 Related articles All 18 versions

ISOFT at QALD-4: Semantic similarity-based question answering system over linked data S Park, H Shim, GG Lee – 2014 – ceur-ws.org … & Bizer, C. (2013). DBpedia-a large-scale, multilingual knowledge base extracted from wikipedia. Semantic Web Journal. … 8. Lopez, V., Uren, V., Motta, E., & Pasin, M. (2007). AquaLog: An ontology-driven question answering system for organizational semantic intranets. … Cited by 1 Related articles

Overview of CLEF Question Answering Track 2014 A Peñas, C Unger, ACN Ngomo – Information Access Evaluation. …, 2014 – Springer … Task QALD-4.1 is the core task of QALD and aims at all question answering systems that mediate between a user, expressing his or her information need in natural language, and semantic data. Given the English DBpedia 3.9 dataset and a natural language question or set of … Cited by 1 Related articles All 2 versions

Making Test Corpora for Question Answering More Representative A Walker, A Starkey, JZ Pan, A Siddharthan – … Multimodality, and Interaction, 2014 – Springer … 112–126. Springer, Heidelberg (2005) 4. Bizer, C., Lehmann, J., Kobilarov, G., Auer, S., Becker, C., Cyganiak, R., Hellmann, S.: Dbpedia-a crystallization point for the web of data. … Waltz, DL: An english language question answering system for a large relational database. … Cited by 1 Related articles All 3 versions

Ask Like an Egyptian: Question Answering in the Alexandria Use Case M Wendt, M Gerlach, H Düwiger – Towards the Internet of Services: The …, 2014 – Springer … 2011, 2006) are both question answering systems that are to a certain degree independent of the underlying ontology schema. … However, this also limits them to the data structures and languages used by the schemas (eg, DBpedia does not support n-ary relations). … Cited by 1 Related articles All 3 versions

Towards question answering on statistical linked data K Höffner, J Lehmann – … of the 10th International Conference on …, 2014 – dl.acm.org … competition for biomedical data. IBM Watson [8] is a massively parallel question answering system that integrates its responses among many different sources, including DBpedia [2], Wikipedia and WordNet. Instead of the standard … Cited by 2 Related articles All 3 versions

Expressive and scalable query-based faceted search over SPARQL endpoints S Ferré – The Semantic Web–ISWC 2014, 2014 – Springer … In the third experiment, which is still ongoing as an online survey we ask anonymous Web users to try and answer 12 questions over DBpedia, after view- ing a … He, S., Liu, S., Chen, Y., Zhou, G., Liu, K., Zhao, J.: CASIA@QALD-3: A question answering system over linked data. … Cited by 3 Related articles All 3 versions

From RDF to natural language and back D Gerber, ACN Ngomo – Towards the Multilingual Semantic Web, 2014 – Springer … manually, it turned out that our method of generating positive examples is particularly challenging for DeFacto: For many of the facts in DBpedia, only few … We implemented this approach in the template-based question answering system (TBSL), whose overview is given in Fig. … Cited by 2 Related articles All 3 versions

Natural language queries over heterogeneous linked data graphs: A distributional-compositional semantics approach A Freitas, E Curry – Proceedings of the 19th international conference on …, 2014 – dl.acm.org … the query associated with a set of query features (Figure 2). With the PODS and the query features, the query process- ing approach starts by resolving the core (pivot) entity in the query (in this case Bill Clinton) to the corresponding database entity (dbpedia: Bill_Clinton) (Figure … Cited by 6 Related articles All 14 versions

Preliminary evaluation of passage retrieval in biomedical multilingual question answering M Neves, K Herbst, M Uflacker… – Proceedings of the Fourth …, 2014 – nactem.ac.uk … 7. Acknowledgements We would like to thank our colleagues in the Hasso- Plattner Institut (HPI), specially Dr. Matthieu-P. Schapra- 13http://dbpedia.org/ Page 8. … MichaelA Bauer and Daniel Berleant. 2012. Usability sur- vey of biomedical question answering systems. … Cited by 1 Related articles All 3 versions

Open domain question answering using Wikipedia-based knowledge model PM Ryu, MG Jang, HK Kim – Information Processing & Management, 2014 – Elsevier … Received 8 September 2012, Revised 25 April 2014, Accepted 28 April 2014, Available online 6 June 2014. Highlights. • The use of Wikipedia as a knowledge source for question answering system. • Wikipedia article content … Cited by 2 Related articles All 2 versions

Classifying inconsistencies in dbpedia language specific chapters E Cabrio, S Villata, F Gandon – Procs of LREC-2014, 2014 – eurecom.fr … To better understand the problem, let us consider for in- stance a question answering system that takes as input NL questions and queries two (or more) language specific chap- ters of DBpedia for answer retrieval (eg QAKiS4 (Cabrio et al., 2013a)). … Cited by 1 Related articles All 4 versions

Semantic Exploration of Sensor Data S Banerjee, A Mishra, R Dasgupta – … of the 5th International Workshop on …, 2014 – dl.acm.org … Natural Language to SPARQL based question answering systems exist that have implemented the afore- mentioned techniques and improved upon them … their relations, useful for query formation and reasoning f) Semantic Web resources: factual data like DBpedia, that may be … Cited by 1 Related articles

Texterra: A framework for text analysis DY Turdakov, NA Astrakhantsev, YR Nedumov… – … and Computer Software, 2014 – Springer … proved their efficiency in many applications related to the natural language processing, such as information extraction [7], question answering systems [8], and … the operating speed of the Texterra system is several times higher than that of the similar DBpedia Spotlight system [24 … Cited by 2 Related articles All 3 versions

Recommender Systems using Social Network Analysis: Challenges and Future Trends J Stan, F Muhlenbach… – Encyclopedia of Social …, 2014 – hal.archives-ouvertes.fr … are mostly in the category of people recommendation and question answering systems. Such systems explore either the topology of the network or the content of the exchanges … graphs, such as DBPedia. Each profile item is an entity (keyword, named entity) ex- … Cited by 1 Related articles All 5 versions

Reconciling Information in DBpedia through a Question Answering System E Cabrio, AP Aprosio, S Villata – 2014 – ceur-ws.org Abstract. Results obtained querying language-specific DBpedia chapters SPARQL endpoints for the same query can be related by several heterogenous relations, or contain an inconsistent set of information about the same topic. To overcome this issue in question … Related articles All 2 versions

CASIA @V2: A MLN-based Question Answering System over Linked Data S He, Y Zhang, K Liu, J Zhao – ceur-ws.org … {shizhu.he,yzzhang,kliu,jzhao}@nlpr.ia.ac.cn Abstract. We present a question answering system (CASIA@V2) over Linked Data (DBpedia), which translates natural language questions into structured queries automatically. Existing … Related articles All 2 versions

Question-Answering for Agricultural Open Data T Kawamura, A Ohsuga – Transactions on Large-Scale Data-and …, 2014 – Springer … Linked Data as the inter- nal information source in part [4,5]. [6] serves as a useful reference for surveying other question-answering systems, some of … Figure 1 presents an overview of the Plant Cultivation LOD, where each plant is an instance of the “Plant” class of DBpedia[7] to … Related articles All 3 versions

Overview of knowledge extraction techniques in five question-answering systems F Jebbor, L Benhlima – … and Applications (SITA-14), 2014 9th …, 2014 – ieeexplore.ieee.org … E. Translinguistic architecture Translinguistic architecture attempts to resolve the problem of the dependence of the majority of question answering systems with the … C. Entities and properties extraction The objective of this step is to seek all DBpedia elements (entities, classes … Related articles

Multi-source hybrid Question Answering system S Park, H Shim, S Han, B Kim, GG Lee – uni-ulm.de Page 1. Multi-source hybrid Question Answering system … A knowledge base based Question Answering (KB-based QA) system that takes a natural language (NL) question as its input and retrieves its answer from structured (possibly curated) KBs like DBpedia and Freebase. … Related articles

Question Answering System-Hypothesis Generation and Reranking of Answers J Grundström – fileadmin.cs.lth.se … This was all done for English. Is it possible to successfully use similar techniques for a Swedish question answering system? … Using a knowledge graph (dbpedia, yago, etc.) the candidate answer could find its most popular equivalent representa- tion through the ”isa”-relation. … Related articles

Towards Ontology-Based Question Answering in Vague Domains P Alexopoulos, A Walker… – Semantic and Social …, 2014 – ieeexplore.ieee.org … I. INTRODUCTION Question Answering systems (QA) have been investigated for a long time by the communities of Information Retrieval, Artificial … Charmed” against the DBPedia3 ontology would be transformed into the SPARQL query: PREFIX dbo: <http://dbpedia.org/ontology … Related articles All 2 versions

QALM: a Benchmark for Question Answering over Linked Merchant Websites Data A Hallili, E Cabrio, C Faron-Zucker – Proceedings of the ISWC 2014 Posters & … – hal.inria.fr … Business To Client (B2C), has encouraged the implementation and the use of dedicated applica- tions (eg Question Answering Systems) trying to … QALD (Question Answering over Linked Data) challenges.8 However such questions are over the English DBpedia dataset9, and … Related articles All 13 versions

A SPARQL Endpoint Profiler for Efficient Question Answering Systems Y Yamamoto – ceur-ws.org A SPARQL Endpoint Profiler for Efficient Question Answering Systems … With the advent of triple data stores with the provision of SPARQL APIs and openly available datasets in Resource Description Framework (RDF) format, such as DBpedia [1] and UniProt [2], querying over … Related articles All 2 versions

Relation-based Wikipedia Search System for Factoid Questions Answering A Brzeski, T Boinski – Relation, 2014 – ijircce.com … [1] presented a faceted search system based on DBpedia. … Polish Wikipieda [4]. Szymanski, in turn, presented systems for Wikipedia search results clustering [5] and articles categorization [6]. Wikipedia is also widely utilized as a knowledge base for question answering systems. … Related articles All 2 versions

Question Answering over Linked Data Using First-order Logic S He, K Liu, Y Zhang, L Xu, J Zhao – aclweb.org … 1 Introduction With the rapid development of the Web of Data, many RDF datasets have been published as Linked Data (Bizer et al., 2009), such as DBpedia (Auer et al., 2007), Freebase (Bollacker et al., 2008) and YAGO (Suchanek et al., 2007). … Cited by 1 Related articles All 4 versions

Towards an open question answering architecture E Marx, R Usbeck, AC Ngonga, K Höffner… – Proceedings of the …, 2014 – svn.aksw.org … Casia@qald-3:a question answering system over linked data. CLEF, 2013. [6] J. Lehmann, 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-scale, multilingual knowledge base extracted … Related articles All 2 versions

A Survey on Question Answering System BC Das – cfilt.iitb.ac.in Page 1. A Survey on Question Answering System By Biplab Ch. Das Roll No: 123050068 Under the guidance of Prof. … Indian Institute of Technology, Bombay Page 2. PAGE 1 Biplab | [Course Title] | [Date] Question Answering System Page 3. PAGE 2 Abstract … Related articles

Question Answering System in a Business Intelligence Context Y Cras, É Métais, C Paris – tel.archives-ouvertes.fr … Présentée et soutenue par Nicolas Kuchmann-Beauger Question Answering System in a Business Intelligence Context … a framework that allows natural language search over data warehouses • a question answering system that offers personalized results … Related articles All 11 versions

Boosting QAKiS with multimedia answer visualization E Cabrio, V Sachidananda, R Troncy – The Semantic Web: ESWC 2014 …, 2014 – Springer … This demonstration presents an extension of QAKiS [ 2 ], a Question Answering system over DBpedia [ 1 ], that allows to exploit the structured data and metadata describing multimedia content on the linked data to provide a richer and more complete answer to the user … Related articles All 12 versions

An Introduction to Question Answering over Linked Data C Unger, A Freitas, P Cimiano – Reasoning Web. Reasoning on the Web …, 2014 – Springer … The major task for question answering systems is to interpret the user’s informa- tion need expressed in natural language with respect to the data that is queried. Consider a simple example: With respect to DBpedia, the question 1a can be expressed by means of the SPARQL … Related articles All 4 versions

Semantic Question Answering Using Wikipedia Categories Clustering G Stratogiannis, G Siolas… – International Journal on …, 2014 – World Scientific … Internet and the matura- tion of structured knowledge sources like Wikipedia and the more recent projects of ontologies like DBpedia and Freebase, a number of far richer knowledge bases became available. It is now attainable to construct question answering systems that use … Related articles

LinkedHealthAnswers: Towards Linked Data-driven Question Answering for the Health Care Domain A Ostankov?, F Röhrbein?, U Waltinger – researchgate.net … In section 3, present the implemented architecture of Linked Health An- swers, a Linked Data-driven question answering system that targets the health care … translation (Unger et al., 2012), and/or utilizing the Yago (Adolphs et al., 2011; Yahya et al., 2012) or DBpedia (Lopez et al …

Xser @QALD-4: Answering Natural Language Questions via Phrasal Semantic Parsing K Xu, Y Feng, D Zhao – ceur-ws.org … Zhongguancun North Road 128#, Beijing, 100871, China. {xukun, fengyansong, zhaodongyan}@pku.edu.cn Abstract. We present a question answering system (Xser) over Linked Data(DBpedia), converting users’ natural language questions into struc- tured queries. … Related articles

Using DBpedia as a knowledge source for culture-related user modelling questionnaires D Thakker, L Lau, R Denaux, V Dimitrova… – User Modeling, …, 2014 – Springer … Several question answering systems for RDF data have been proposed, which in an essence translate questions into triples that are matched against the RDF data to retrieve an answer [14]. We use DBpedia on a similar premise. … Related articles All 5 versions

Open Question Answering A Fader – 2014 – digital.lib.washington.edu Page 1. c Copyright 2014 Anthony Fader Page 2. Page 3. Open Question Answering Anthony Fader A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy University of Washington 2014 Reading Committee: Oren Etzioni, Chair … Related articles All 2 versions

Knowledge Bases in the Age of Big Data Analytics FM Suchanek, G Weikum – Proceedings of the VLDB Endowment, 2014 – vldb.org … Prominent examples of how KB’s can be har- nessed include the Google Knowledge Graph [27] and the IBM Watson question answering system [17 … this data model and the most salient KB projects, which include KnowItAll [10, 11], BabelNet [22], ConceptNet [28], DBpedia [3, 18 … Cited by 1 Related articles All 7 versions

LinkLion: A Link Repository for the Web of Data E Rahm – The Semantic Web: ESWC 2014 Satellite Events: …, 2014 – books.google.com … 3.1 Gather All Links and Mappings to a Given Resource Gathering and fusing all information on a resource of interest is of central impor- tance to applications such as Question Answering systems, Linked Data Browsers 4Available … The search for DBpedia returns 139 mappings … Related articles

Event-based cross media question answering X Liu, B Huet – Multimedia Tools and Applications, 2014 – Springer … In this paper, an event-based cross media question answering system, which retrieves and summarizes events on a given topic is proposed. … 1 http://www.eventburn.com/ 2 http://nltk.org/ 3 http://dbpedia.org Multimed Tools Appl Page 5. time structure. … Related articles All 3 versions

A Demonstration of a Natural Language Query Interface to an Event-Based Semantic Web Triplestore R Stewart – The Semantic Web: ESWC 2014 Satellite Events: …, 2014 – books.google.com … semantic-web data sources contain sets of “entity-based” triples, eg: < dbpedia: Al_Capone>< dbpedia_owl: spouse>< dbpedia: Mae_Capone … Springer, Heidelberg (2010) 9. Hakimov, S., Tunc, H., Akimaliev, M., Dogdu, E.: Semantic question answering system over linked data … Related articles

Designing a Hybrid Approach for Answer Extraction for Factoid Questions MA Wahdan, S Abbas, M Aref – researchgate.net … 31, no. 3, 2010. [7] DBPedia Web Site: http://www.dbpedia.org. … of the 10th Text REtrieval Conference (TREC-10), 2001. [11] Ravichandran, Deepak and Eduard Hovy, ” Learning surface text patterns for a question answering system, ” in Proc. … Related articles

What or Who is Multilingual Watson? K Cortis, U Bhowan, R Mac an tSaoir… – COLING …, 2014 – anthology.aclweb.org … com Abstract IBM Watson is an intelligent open-domain question answering system capable of an- swering questions posed in natural language. … Example sources include unstructured knowledge, such as Wikipedia and structured resources including DBpedia and PRISMATIC … Related articles All 4 versions

Towards the Multilingual Semantic Web P Buitelaar, P Cimiano – 2014 – Springer … Further, they present an automatic approach to align the properties of different DBpedia language versions and show how these mappings can be exploited in the context of a cross- language question answering system, QAKIS. Embley et al. … Related articles All 3 versions

Using Syntactic Features in Answer Reranking J Grundström, P Nugues – … 2014 Workshop on Cognitive Computing for …, 2014 – lup.lub.lu.se … Conclusion In this paper, we showed that we could build a question answering system using relatively simple components that could fit a language … more knowledge sources, for example in loca- tion questions, and use external resources such as Geon- ames, DBpedia (Auer et … Related articles All 4 versions

An Intelligent Conversation Agent For Health Care Domain. K Karpagam, A Saradha – ICTACT Journal on Soft Computing, 2014 – ictactjournals.in … The question classification is the important in question answering system, in which the questions are analyzed with extracted keywords to determine … been developed based on the domain information collected from many online resources and stored in Dbpedia, Wikipedia etc … Cited by 1 Related articles All 2 versions

French run of Synapse Développement at Entrance Exams 2014 D Laurent, B Chardon, S Nègre, P Séguéla – ceur-ws.org … So our system does not use any external resources, ie Wikipedia, DbPedia and so on. … When the question is analyzed, besides the CDS structures, the system extracts the type of the question like in our Question Answering system. … Related articles

Text-Mining, Structured Queries, and Knowledge Management on Web Document Corpora H Mousavi, M Atzori, S Gao, C Zaniolo – ACM SIGMOD Record, 2014 – dl.acm.org … pages, (ii) the IKBStore sys- tem that integrates the information derived by IBminer with that of DBpedia, YAGO2, WikiData … playing a crucial role in many systems, such as text summarization and classi- fication, opinion mining, semantic search, and question answering systems. … Related articles All 3 versions

Tibetan-Chinese cross language named entity extraction based on comparable corpus and naturally annotated resources Y Sun, W Guo, X Zhao – … and Data Mining (CIDM), 2014 IEEE …, 2014 – ieeexplore.ieee.org … Meanwhile, it provides support for Tibetan-Chinese cross language question answering system, information retrieval, machine translation and other researches. … 6, pp. 26-32, 2011. [4] S. Auer, C. Bizer, G. Kobilarov, J. Lehmann, R. Cyganiak, and ZG Ives, “DBpedia: A nucleus … Related articles

An Algorithm for Inconsistency Management in Spatial Knowledge Integration M Walas, K Jassem – … Technology Challenges for Computer Science and …, 2014 – Springer … 165–176. Morgan Kaufmann. Bonn (1994). 2. Bizer, C., Lehmann, J., Kobilarov, G., Auer, S., Becker, C., Cyganiak, R., Hellmann, S.: DBpedia – a crystallization point for the web of data. … Walas, M.: Spatial-temporal reasoning in the question answering system. Ph.D. thesis. … Related articles All 4 versions

Three Statistical Summarizers at CLEF-INEX 2014 Tweet Contextualization Track JM Torres-Moreno – ceur-ws.org … 565 Page 2. An open domain Question-Answering system (QA) has to exactly answer a question expressed in natural language. … The entity name should be used as an entry point into wikipedia or DbPedia and gives the contextual perspective. … Related articles

LinkLion: A Link Repository for the Web of Data M Nentwig, T Soru, ACN Ngomo, E Rahm – The Semantic Web: ESWC …, 2014 – Springer … and fusing all information on a resource of interest is of central importance to applications such as Question Answering systems, Linked Data Browsers and Quality Assessment tools. LinkLion allows to gather all links pertaining to a particular resource (dbpedia:Thailand in our … Cited by 1 Related articles All 4 versions

Modelling the Semantics of Adjectives in the Ontology-Lexicon Interface JP McCrae, C Unger, F Quattri, P Cimiano – COLING 2014, 2014 – anthology.aclweb.org … as semantics by reference (Buitelaar, 2010) is an effective model that can support the task of developing question answering systems (Unger and … the lexicon-ontology interface, for exam- ple, has been instantiated to the case of answering questions from DBpedia (Unger and … Related articles All 3 versions

Natural Language Question Analysis for Querying Biomedical Linked Data T Hamon, N Grabar, F Mougin – perso.limsi.fr … systems offer a good compromise be- tween expressivity and intuitiveness, and also propose a template-based system relying on NLP tools and semantic resources for processing natural language questions. The application of the system on 50 questions from DBpedia … Related articles All 2 versions

Simulating IBM Watson in the Classroom W Zadrozny, S Gallagher, W Shalaby, A Avadhani – wzadrozny.com … techniques, a parser (which also produces a logical form), machine learning, semi-structured databases (such as DBpedia), multiple matching techniques … Therefore, it is possible in principle for anyone to build a Watson simulator, or any question answering system con- taining … Related articles

Large Scale Text Mining Approaches for Information Retrieval and Extraction P Bellot, L Bonnefoy, V Bouvier, F Duvert… – Innovations in Intelligent …, 2014 – Springer … 8, 249–261 (1992) CrossRef; Hamdan, H., Béchet, F., Bellot, P.: Experiments with DBpedia, WordNet and SentiWordNet as re-sources for … S., Pasca, M., Mihalcea, R., Girju, R., Goodrum, R., Rus, V.: The structure and performance of an open-domain question answering system. … Related articles All 4 versions

English run of Synapse Développement at Entrance Exams 2014 D Laurent, B Chardon, S Nègre, P Séguéla – ceur-ws.org … So our system does not use any external resources, ie Wikipedia, DbPedia and so on. … When the question is analyzed, besides the CDS structures, the system extracts the type of the question like in our Question Answering system. … Related articles

Developing Domain Ontology for Nigerian History I Afolabi, O Daramola, T Adio – Australian Journal of Basic and …, 2014 – ajbasweb.com … The DBpedia ontology also provides a good source of semantic network of contextual terms on Nigeria but it is quite … These could be Automatic Essay Scoring (AES) systems for history related subjects, question answering systems, expert systems using historical knowledge … Related articles All 3 versions

VOX system: a semantic embodied conversational agent exploiting linked data FJ Serón, C Bobed – Multimedia Tools and Applications, 2014 – Springer … To illustrate the potential of our approach, we have focused on the case of DBpedia, as it mirrors the information stored in the Wikipedia, providing a semantic entry to it. … Then, in Section 4, we introduce the inner structure of Wikipedia and its semantic counterpart, the DBpedia. … Related articles

inteSearch: An Intelligent Linked Data Information Access Framework MM Rahoman, R Ichise – Semantic Technology, 2014 – Springer … Moreover, in real world scenario, every point (ie, keyword) corresponds to multiple instances. For example, with exact string matching, key- word “Germany” has at least 22 instances over DBpedia 3.8. … It includes ninety nine natural language ques- tions from DBpedia. …

Multilingual Natural Language Interaction with Semantic Web Knowledge Bases and Linked Open Data M Damova, D Dannélls, R Enache, M Mateva… – Towards the Multilingual …, 2014 – Springer … We hoped we will be able to exploit some multilingual information from DBpedia to translate the ontology instances, but unfortunately there were no consistent translations of the data. … Semantic question answering system over linked data using relational patterns. … Related articles All 3 versions

Transition-based Knowledge Graph Embedding with Relational Mapping Properties M Fan, Q Zhou, E Chang, TF Zheng – 2014 – anthology.aclweb.org … many other intelligence- dependent systems, such as Information Retrieval Systems (Wical, 1999; Wical, 2000), Question- Answering Systems (Pazzani and … www.princeton.edu/wordnet 2http://www.cyc.com/platform/opencyc 3http://www.freebase.com 4http://wiki.dbpedia.org …

What Are the Important Properties of an Entity? E Cabrio – The Semantic Web: ESWC 2014 Satellite Events: …, 2014 – books.google.com … Entities are generally described with a lot of properties, this is the case for DBpedia. … motivation is to provide a method enabling to select what properties should be used when depicting the summary of an entity, for example in a mul- timedia question answering system such as … Related articles

Mining temporal footprints from Wikipedia M Filannino, G Nenadic – COLING 2014, 2014 – anthology.aclweb.org … A question answering system, for example, could spot temporally implausible questions (eg What computer did Galileo Galilei use for his calculations? … Figure 2: Exploratory statistics about the test set extracted from DBpedia. … Cited by 1 Related articles All 4 versions

Hedera: Scalable Indexing and Exploring Entities in Wikipedia Revision History T Tran, TN Nguyen – ceur-ws.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 … Related articles

ATOLL—A framework for the automatic induction of ontology lexica S Walter, C Unger, P Cimiano – Data & Knowledge Engineering, 2014 – Elsevier … 2 Knowledge bases such as Freebase 3 and DBpedia 4 are huge and become more and more popular for various applications … In fact, in recent years several researchers have developed question answering systems that provide access to the knowledge in the linked data cloud … Related articles All 2 versions

The Skipper’s Advisor: An Expert System for Coastal Navigation R Sorokin – … Fusion and Geographic Information Systems (IF AND …, 2014 – Springer … available geodata and data of semantic Web (OpenStreetMap 8 , GeoNames 9 , Wikipedia 10 , DBPedia 11 , LinkedGeoData 12 … Symposium on question-answering systems, AAAI fall symposium series. Malyankar RM (2002) Vocabulary development for markup languages—a … Related articles All 3 versions

Semantifying Triples from Open Information Extraction Systems A Dutta, C Meilicke… – Frontiers in …, 2014 – ub-madoc.bib.uni-mannheim.de … On the other hand, knowl- edge bases (KBs) like DBPEDIA [1], YAGO [19], FREEBASE [2] mark another class of extraction systems which are of higher quality, precise and maintain a well-structured schema but at the expense of a poor coverage (often restricted only to … Cited by 1 Related articles All 3 versions

Conceptual Dependency Scripts for Business Intelligence V Damjanovic – understander.salzburgresearch.at … 2.2.3 YAGO2 2.2.4 More taxonomies and ontologies 2.2.5 Related Projects 2.3 Ontology-based Question Answering Systems (QA) 3 … WordNet, Freebase, Cyc, YAGO, and its extended version – YAGO2, etc.), knowledge representation-related projects (eg DBpedia, IBM Watson … Related articles

What are the Important Properties of an Entity? A Assaf, GA Atemezing, R Troncy, E Cabrio – The Semantic Web: ESWC …, 2014 – Springer … to select what properties should be used when depicting the summary of an entity, for example in a multimedia question answering system such as … that are injected in search result pages [ 1 ]. We have developed a Node.js application that queries all DBpedia concepts that … Related articles All 10 versions

SQUALL: The expressiveness of SPARQL 1.1 made available as a controlled natural language S Ferré – Data & Knowledge Engineering, 2014 – Elsevier … It is available as a Web service that translates SQUALL sentences to SPARQL, and submits them to SPARQL endpoints (eg, DBpedia), therefore ensuring SW compliance, and leveraging the efficiency of SPARQL engines. Keywords. … Cited by 1 Related articles All 3 versions

Using knowledge-based relatedness for information retrieval A Otegi, X Arregi, O Ansa, E Agirre – Knowledge and Information Systems, 2014 – Springer … In addition, we show that our method has a positive impact in an end-to-end question answering system for Basque and that it can be readily applied to other knowledge bases, as our good results using Wikipedia show, paving the way for the use of other knowledge structures … Related articles

Densification: Semantic document analysis using Wikipedia I Dornescu, C OR?SAN – Natural Language Engineering, 2014 – Cambridge Univ Press … In addition, more recent tools such as DBpedia Spotlight (Mendes et al. 2011) as Page 4. 4 I. Dornescu and C. Or?asan … Mendes et al. (2011) describe DBpedia Spotlight, a supervised memory-based learning approach for disambiguating entities. … Related articles All 2 versions

Collecting Conceptualized Relations from Terabytes of Web Texts for Understanding Unknown Terms M Shirakawa, K Nakayama, E Aramaki… – Web Intelligence (WI …, 2014 – ieeexplore.ieee.org … This approach was once used for question answering system [25 … Repre- sentative work includes WordNet [17], Freebase [4], YAGO [26], WikiTaxonomy [24], DBpedia [1], and Probase [30]3. WordNet was manually constructed by psychologists while Freebase has been updated … Related articles All 2 versions

Exploring Linked Data with contextual tag clouds X Zhang, D Song, S Priya, Z Daniels… – Web Semantics: Science …, 2014 – Elsevier … Starting from our initial version of the system [1] that used DBPedia data, we add features and load the entire BTC2012 dataset. This complex dataset contains 1.4 billion triples, from which we extract 198.6M unique instances, and assign more than 380K tags to these instances. … Related articles All 20 versions

On demand translation for querying incompletely aligned datasets AI Torre-Bastida, J Bermúdez de Andrés… – 2014 – addi.ehu.es … Among the works that try to develop a query tool, we can mention the fol- lowing: 1) PowerAqua [9] which is an ontology based question answering system that offers a Natural Language query interface, which is … 3http://nlp.uned.es/clef-qa/ 4http://dbpedia.org 5http://datos.bne.es … Related articles All 2 versions

CLARA: A New Generation of Researchers in Common Language Resources and Their Applications K De Smedt, E Hinrichs, D Meurers, I Skadi?a… – 2014 – tuhat.halvi.helsinki.fi … Then the focus turned to querying Linked Data repositories: she built a question answering system (Dima, 2013) that is able to convert a natural … It was tested on general en- cyclopaedic questions whose answers could be found in DBpedia, a large, multi-lingual knowledge base … Related articles All 4 versions

CLARA: A New Generation of Researchers in Common Language Resources and Their Applications K Linden – Proceedings of LREC 2014, 2014 – helda.helsinki.fi … Then the focus turned to querying Linked Data repositories: she built a question answering system (Dima, 2013) that is able to convert a natural … It was tested on general en- cyclopaedic questions whose answers could be found in DBpedia, a large, multi-lingual knowledge base … Related articles

Alignment-based approximate SPARQL querying on linked open data Y Liu, L Chen, S Chen – cmnt.lv … In experiments, the SPARQL queries for DBpedia are rewritten on the basis of alignment result between DBpedia and YAGO. … central part of LOD, with an eventful wrapper and datasets of two Milano municipalities to implement an intelligent question answering system about the … Related articles All 2 versions

NTUNLP Approaches to Recognizing and Disambiguating Entities in Long and Short Text in the 2014 ERD Challenge YP Chiu, YS Shih, YY Lee, CC Shao, ML Cai… – 2014 – web-ngram.research.microsoft.com … respectively. The outside resources such as DBpedia Spotlight and TAGME are integrated to our basic NTUNLP systems. … Experimentation. Keywords NTUNLP, Entity Recognition, Entity Disambiguation, TAGME, DBpedia Spotlight. … Cited by 1 Related articles

Extracting Attributes and Synonymous Attributes from Online Encyclopedias Q Liu, D Wu, Y Liu, X Cheng – Web Intelligence (WI) and …, 2014 – ieeexplore.ieee.org … NLP) applications can greatly benefit from knowledge about attributes of entities, such as Web search engines [1], question answering systems [2] and … deal with this prob- lem, [11] employs multiple data resources such as web documents, Bing query logs, DBpedia and probase … Related articles All 2 versions

NTUNLP approaches to recognizing and disambiguating entities in long and short text at the ERD challenge 2014 YP Chiu, YS Shih, YY Lee, CC Shao, ML Cai… – Proceedings of the first …, 2014 – dl.acm.org … respectively. The outside resources such as DBpedia Spotlight and TAGME are integrated to our basic NTUNLP systems. … Experimentation. Keywords NTUNLP, Entity Recognition, Entity Disambiguation, TAGME, DBpedia Spotlight. … Related articles

Leveraging Social Media and Web of Data for Crisis Response Coordination C Castillo, F Diaz, H Purohit – 2014 – corescholar.libraries.wright.edu … Twitter • LOD—Linked Open Data (eg, GeoNames, Dbpedia) – Mining Focus: … resources available in ‘structured’ form • Increasingly popular Linked open data (LOD) cloud – Eg, Dbpedia— Wikipedia’s semantic web version – Eg, GeoNames—Rich Geo location metadata …

Relation extraction from the web using distant supervision I Augenstein, D Maynard, F Ciravegna – Knowledge Engineering and …, 2014 – Springer … For KnowItAll, NELL and PROPERA, the patterns and underlying schema are created manually, whereas they are created automically for BOA by using knowlege contained in DBpedia. Ontology-based question answering systems often use patterns learned by semi … Cited by 1 Related articles All 6 versions

Kleenks: Linked Data with Applications in Research and Ambient Assisted Living AA Ismail, R Dinu, AM Florea, T Stratulat… – Artificial Intelligence for …, 2014 – Springer … In this context we believe that semantic searches and large open databases such as DBpedia and Freebase will help … proven lately by the tremendously successful service for programmers StackOverflow 7. This website is a collaborative question answering system, with world … Related articles All 4 versions

Distantly Supervised Web Relation Extraction for Knowledge Base Population I Augenstein, D Maynard, F Ciravegna – semantic-web-journal.net … For KnowItAll, NELL and PROSPERA, the patterns and underlying schema are created manually, whereas they are created automically for BOA by using knowlege contained in DBpedia. Ontology-based question answering systems often use patterns learned by semi … Related articles

Semantic Search over Documents and Ontologies K Bontcheva, V Tablan, H Cunningham – Bridging Between Information …, 2014 – Springer … Some LOD datasets cover general knowledge (eg DBpedia (automatically derived from Wikipedia), YAGO, Freebase), whereas others focus on domain-specific knowledge (eg Mu- sicBrainz, PubMed, GeoNames). Some state … Cited by 2 Related articles All 2 versions

Solving a Complex Language Game by Using Knowledge-Based Word Associations Discovery P Basile, M de Gemmis, P Lops, G Semeraro – ieeexplore.ieee.org … excel and computers traditionally do not. IBM Watson TM is a question answering system which successfully challenged human champions of this game [4]. The sources for … 3 (DBpedia, WordNet, Yago). All the data are mined to discover the semantically related … Cited by 1 Related articles

Establishing of a Slovenian open access infrastructure: a technical point of view M Ojsteršek, J Brezovnik, M Kotar… – … electronic library and …, 2014 – emeraldinsight.com … word forms and 320,000 lemmas. Wikipedia labels from article titles from Slovenian, English, and German Wikipedia are also used. They were extracted from Dbpedia (Morsey et al., 2012). A domain-specific semantic dictionary … Related articles

An Overview of Language Processing PM Nugues – Language Processing with Perl and Prolog, 2014 – Springer … Question answering systems reached a milestone in 2011 when IBM Watson outperformed all its human contestants in the Jeopardy! ! … extracted from Wikipedia and other textual sources, encyclopedias, dictionaries, as well as databases such as WordNet , DBpedia , and Yago … Related articles All 2 versions

Ontology-based interpretation of natural language P Cimiano, C Unger, J McCrae – Synthesis Lectures on …, 2014 – morganclaypool.com … Finally, we present a question answering system that combines all tools and techniques introduced throughout the book in a real-world application, and sketch how the presented approach can scale to larger, multi-domain scenarios in the context of the Semantic Web. … Cited by 6 Related articles All 6 versions

Improving Web Search Relevance with Learning Structure of Domain Concepts BA Galitsky, B Kovalerchuk – Clusters, Orders, and Trees: Methods and …, 2014 – Springer Logo Springer. Search Options: … Related articles All 4 versions

A Novel Online Encyclopedia-Oriented Approach for Large-Scale Knowledge Base Construction T Wang, R Di, J Song – Journal of Software, 2014 – ojs.academypublisher.com … 6(3), 203–217 (2008) [7] Bizer, C., Lehmann, J., Kobilarov, G., Auer, S., Becker, C., et al: DBpedia – A Crystallization Point … Reuse of Chinese domain ontology for the restricted domain question answering system[J]. Journal of Computers(Finland), v7, 2012:2684-2690 [11] Jike Ge … Related articles All 4 versions

Design patterns for engineering the ontology-lexicon interface JP McCrae, C Unger – Towards the Multilingual Semantic Web, 2014 – Springer … and so enable these lexica to be developed quickly in multiple languages, which would in turn enable the development of tools such as question answering systems (Unger et … Furthermore, we apply these patterns to the creation of a lexicon for the DBpedia ontology (Bizer et al. … Cited by 9 Related articles All 4 versions

A survey of Arabic named entity recognition and classification K Shaalan – Computational Linguistics, 2014 – MIT Press … Question Answering. This is very similar to Information Retrieval but with more sophisticated results. A Question Answering system takes questions as input and gives in return concise and precise answers (Ezzeldin and Shaheen 2012). … Cited by 4 Related articles All 6 versions

Establishing of a Slovenian open access infrastructure: a technical point of view Milan Ojsteršek Janez Brezovnik Mojca Kotar Marko Ferme Goran Hrovat Albin … MOJBM Kotar – perspectives – researchgate.net … word forms and 320,000 lemmas. Wikipedia labels from article titles from Slovenian, English, and German Wikipedia are also used. They were extracted from Dbpedia (Morsey et al., 2012). A domain-specific semantic dictionary … Related articles

A Hybrid Approach to Finding Relevant Social Media Content for Complex Domain Specific Information Needs D Cameron, AP Sheth, N Jaykumar… – Web Semantics: Science …, 2014 – Elsevier … buprenorphine dosage exceed 4 mg daily”. A robust search system may correctly interpret the keyword ‘buprenorphine’ as the standard DBpedia resource: http://dbpedia.org/resource/Buprenorphine. Then through non-trivial query … Related articles All 25 versions

Entity linking with a knowledge base: Issues, techniques, and solutions W Shen, J Wang, J Han – 2014 – ieeexplore.ieee.org … Such kind of notable examples include DBpedia [1], YAGO [2], Freebase [3], KnowItAll [4], ReadTheWeb [5], and Probase [6]. Bridging … Furthermore, a large number of question answering systems rely on their supported knowledge bases to give the answer to the user’s question … Cited by 7 Related articles All 6 versions

Comparative evaluation of link-based approaches for candidate ranking in link-to-wikipedia systems N Fernandez Garcia, J Arias Fisteus… – Journal of Artificial …, 2014 – jair.org Page 1. Journal of Artificial Intelligence Research 49 (2014) 733-773 Submitted 07/13; published 04/14 Comparative Evaluation of Link-Based Approaches for Candidate Ranking in Link-to-Wikipedia Systems Norberto Fernández Garc?a berto@it.uc3m.es Jesús Arias Fisteus … Cited by 3 Related articles All 2 versions

Expansion of Tail Concept Using Web Tables C Wang, K Chakrabarti, Y He, K Ganjam, Z Chen… – 2014 – research-srv.microsoft.com … Abstract Human-curated knowledgebases like Freebase and DBPedia cover popular con- cepts such as persons, organizations and locations, but many more specific con- cepts fall into the long tail outside current knowledgebases, such as acidic fruits, HD video formats and … Related articles All 5 versions

Summarizing Entities: A Survey Report S Chhabra, S Bedathurb – semantic-web-journal.net Page 1. Summarizing Entities: A Survey Report Shruti Chhabra a,? and Srikanta Bedathurb a Indraprastha Institute of Information Technology Delhi, New Delhi, India E-mail: shrutic@iiitd. ac.in b IBM Research Laboratory, New Delhi, India E-mail: sbedathur@in.ibm.com … Related articles

Extending Linked Open Data resources exploiting Wikipedia as source of information AP Aprosio, E Damiani, A Lavelli, C Giuliano – air.unimi.it … Chapter 7 describes a machine learning method used to classify pages in the DBpedia ontology (paper 3 above). … Chapter 10 refers to the question answering system QAKiS, that has led to the publications 5 – 7 listed above. Page 24. 10 Page 25. 2 Linked Open Data … Related articles All 2 versions

An Overview of Semantic Search Evaluation Initiatives KM Elbedweihy, SN Wrigley, P Clough… – Web Semantics: Science, …, 2014 – Elsevier … single domain—geography. It consists of around 5700 pieces of information in the form of RDF triples published in English. An example of a larger dataset used in semantic search evaluations is DBpedia [47]. It is an extract … Related articles All 19 versions

Semantic annotation of the CEREALAB database by the AGROVOC linked dataset D Beneventano, S Bergamaschi, S Sorrentino… – Ecological …, 2014 – Elsevier … scheme is a LOD Dataset, available at the address http://aims.fao.org/aos/agrovoc/, containing links and references to many other datasets in the LOD cloud, including EUROVOC, 9 a multilingual, multidisciplinary thesaurus covering the activities of the EU, DBpedia 10 and … Cited by 1 Related articles All 4 versions

A Metaontology for Annotating Ontology Entities with Vagueness Descriptions P Alexopoulos, S Peroni, B Villazón-Terrazas… – … Reasoning for the …, 2014 – Springer … search engines to question-answering systems – the need for new tools. In: Ruiz, EM, Segovia, J., Szczepaniak, PS (eds.) AWIC 2003. LNAI, vol. 2663, pp. 15–17. Springer, Heidelberg (2003). Footnotes. 1 Available at http://linkedmdb.org. 2 Available at http://dbpedia.org. … Related articles All 3 versions

A Metaontology for Annotating Ontology Entities with Vagueness Descriptions JZ Pan, JM Gómez-Pérez – … Reasoning for the Semantic Web III: …, 2014 – books.google.com … A similar argument can be made for the DBpedia relations “dbpedia-owl: ideology” and “dbpedia-owl: movement”. Another group of vague elements comprises specialisations of concepts according to some vague property of them. … org. 2 Available at http://dbpedia. org. … Related articles

Public version and updated report on the KHRESMOI data collection P Schneller, K Choukri, J Gobeill, L Kelly, G Langs… – khresmoi.eu … DrugBank English General public, Medical practitioners freely available, but redistribution for commercial purposes requires permission [20] DBPedia English General Public Creative Commons Attribution- ShareAlike 3.0 license and the GNU Free Documentation License … Related articles All 2 versions

Recognizing Textual Entailment Using Description Logic And Semantic Relatedness R Siblini – 2014 – spectrum.library.concordia.ca … work of [Sonntag and Sacaleanu, 2010] that uses an association based word alignment to generate possible questions hypothesis for a question answering system. Finally, extracting textual entailment consists of extracting pairs of text and hypoth- esis given a corpus. … Related articles

Using Aligned Ontology Model to Convert Cultural Heritage Resources into Semantic Web L Bing, KCC Chan, L Carr – Semantic Computing (ICSC), 2014 …, 2014 – ieeexplore.ieee.org … based on the three object properties “Nationality”, “Style” and “Art” from the class “Artist”, as defined in the Lalouver-Ontology and also connects external resources derived from DBpedia to get … AquaLog: An Ontology-portable Question Answering System for the Semantic Web. … Related articles All 2 versions

Language Processing with Perl and Prolog P Nugues – Cognitive Technologies, 2014 – Springer Page 1. Cognitive Technologies Pierre M. Nugues Language Processing with Perl and Prolog Theories, Implementation, and Application Second Edition Page 2. Cognitive Technologies Managing Editors: DM Gabbay J. Siekmann … Related articles All 10 versions

Predicting query performance and explaining results to assist Linked Data consumption. R Hasan – 2014 – hal.archives-ouvertes.fr Page 1. Predicting query performance and explaining results to assist Linked Data consumption. Rakebul Hasan To cite this version: Rakebul Hasan. Predicting query performance and explaining results to assist Linked Data consumption.. Web. … Related articles All 12 versions

Exploratory search on mobile devices S Schmeier – 2014 – universaar.uni-saarland.de Page 1. Saarbrücken Dissertations | Volume 38 | in Language Science and Technology Exploratory Search on Mobile Devices Sven Schmeier S ve n S ch m e ie r E xp lo ra to ry S e a rch o n M o b ile D e vice s universaar Universitätsverlag … Related articles All 3 versions

Summarizing Massive Information for Querying Web Sources and Data Streams H Mousavi – 2014 – escholarship.org … and in particular question answering systems such as Faceted Search [AT10], SWIPE [AZ12], and IQ [MRS11]. Moreover, this information has been used extensively to generate Commonsense Knowledge Bases (CKBs), eg, DBpedia [BLK09] and YaGo2 … Cited by 1 Related articles All 3 versions

Survey of temporal information retrieval and related applications R Campos, G Dias, AM Jorge, A Jatowt – ACM Computing Surveys ( …, 2014 – dl.acm.org … There has also been research on extracting relational facts (eg, Barack Obama is the president of the USA) from text corpora, which has led to the emergence of large knowledge bases, such as DBpedia16 [Auer et al. … 16http://dbpedia.org [May 26, 2014]. … Cited by 6 Related articles All 3 versions

Natural Language Generation from Graphs NT Dong, LB Holder – International Journal of Semantic Computing, 2014 – World Scientific Page 1. Natural Language Generation from Graphs Ngan T. Dong School of Electrical Engineering and Computer Science Washington State University Pullman, WA 99163, USA takura247@gmail.com Lawrence B. Holder School …

Capturing Place Semantics on the GeoSocial Web E ElGindy, A Abdelmoty – Journal on Data Semantics, 2014 – Springer … are employed to facili- tate the utilisation of gazetteers to support geographic infor- mation retrieval (GIR) tasks, such as disambiguation and expansion of terms in search engine queries [1]. Ballatore and Bertolotto [5] considered the combined use of the dbpedia ontology and … Related articles

Discovering Relations By Entity Search In Semantic Text Graphs M Laclav?k, Š Dlugolinský, M Ciglan – cai.sk … New types of question answering systems such as IBM Watson, based on structured and unstructured data [16], are being developed, but the task of entity discovery … In Figure 2 we show the degree distribution of DBPedia and the networks with which we have experimented. …

Discovering Relations By Entity Search In Lightweight Semantic Text Graphs M Laclav?k, Š Dlugolinský, M Ciglan – Computing and Informatics, 2014 – laclavik.sk … New types of question answering systems such as IBM Watson, based on structured and unstructured data [14], are being developed, but the task of entity discovery, search, or relation search in unstructured text still … The first dataset is the degree distribution of DBPedia. … Related articles All 2 versions

User aiding web application for the generation, manipulation and aggregation of RDF data O Pohl – 2014 – edoc.hu-berlin.de … 3.3 Example mapping for triples about actors in the DBPedia . . . . . 16 3.4 Applied mapping using the mapping configuration described in Table 3.3 … 4.4 Original and mapped triples for Herman Melville’s entry in the DBpedia (excerpt) . . . . …

Entity-Based Filtering And Topic Detection For Online Reputation Monitoring In Twitter DS VALENTI, MIN LANGUAGES – files.figshare.com Page 1. PhD Thesis 2014 ENTITY-BASED FILTERING AND TOPIC DETECTION FOR ONLINE REPUTATION MONITORING IN TWITTER DAMIANO SPINA VALENTI MASTER IN LANGUAGES AND INFORMATION SYSTEMS, UNED DOCTORAL PROGRAMME IN … Related articles All 4 versions