SPARQL & Natural Language Question Answering 2015


Notes:

  • Natural Language Processing
  • Question Answering Systems
  • SPARQL Protocol and RDF Query Language

Resources:

See also:

AIML & SPARQL | Best SPARQL Videos | SPARQL & Dialog Systems | SPARQL & Natural Language Generation | SPARQL & Natural Language Question Answering 2014


Sina: Semantic interpretation of user queries for question answering on interlinked data S Shekarpour, E Marx, ACN Ngomo, S Auer – Web Semantics: Science, …, 2015 – Elsevier … On the other end of the spectrum, we find question answering systems, which assume a natural-language query as input and convert this query into a full-fledged SPARQL query. These systems rely on natural-language processing tools such as POS tagging and dependency … Cited by 21 Related articles All 8 versions

YodaQA: a modular question answering system pipeline P Baudiš – POSTER 2015-19th International Student Conference …, 2015 – ailao.eu … 1 YodaQA: A Modular Question Answering System Pipeline … Question answering, information retrieval, information extraction, linked data, natural language processing, Apache UIMA, software … knowledge bases, typically using the RDF paradigm and accessible via SPARQL. … Cited by 10 Related articles All 5 versions

Natural language question answering and analytics for diverse and interlinked datasets D Song, F Schilder, C Smiley… – The 2015 Conference of …, 2015 – anthology.aclweb.org … Different translators are developed to translate a question from its FOL representation to SQL and SPARQL queries, which are then … 2005. Aqualog: An ontology-portable question answering system for the semantic web. … The stanford corenlp natural language processing toolkit. … Cited by 3 Related articles All 8 versions

ONLI: An ontology-based system for querying DBpedia using natural language paradigm MA Paredes-Valverde, MÁ Rodríguez-García… – Expert Systems with …, 2015 – Elsevier … search strategies which enable the transformation of the data collected in the Question’s ontology model to SPARQL-based queries … Then, Question processing module executes the natural language processing of the query in order to obtain all semantic information about words … Cited by 6 Related articles All 3 versions

An overview of the BIOASQ large-scale biomedical semantic indexing and question answering competition G Tsatsaronis, G Balikas… – BMC …, 2015 – bmcbioinformatics.biomedcentral. … … Finally, the Special Interest Group on Biomedical Natural Language Processing (SIGBIOMED) of the Association for Computational Linguistics (ACL) organises the BioNLP annual workshops, which focus mostly on information extraction from biomedical documents (eg … Cited by 25 Related articles All 17 versions

Applying semantic parsing to question answering over linked data: Addressing the lexical gap S Hakimov, C Unger, S Walter, P Cimiano – International Conference on …, 2015 – Springer … evaluate semantic parsing on the QALD-4 dataset, the provided SPARQL queries are … corpora or by crowd-sourcing in order to build successful question answering systems over linked … In: Proceedings of the Conference on Empirical Methods in Natural Language Processing, pp … Cited by 3 Related articles All 5 versions

Enrichment of the phenotypic and genotypic Data Warehouse analysis using Question Answering systems to facilitate the decision making process in cereal breeding … J Peral, A Ferrández, E De Gregorio, J Trujillo… – Ecological …, 2015 – Elsevier … of the phenotypic and genotypic Data Warehouse analysis using Question Answering systems to facilitate … They are mainly based on systems that use Natural Language Processing (NLP) techniques to … 2012) or FREyA (Damljanovic et al., 2012), which use SPARQL for querying … Cited by 5 Related articles All 5 versions

Expressivity and Accuracy of By-Example Structured Queries on Wikipedia M Atzori, C Zaniolo – 2015 IEEE 24th International Conference …, 2015 – ieeexplore.ieee.org … V. CONCLUSION We have shown that BEStQ is quite expressive, identifying a large portion of the SPARQL core language that can be reached … in terms of precision and recall are also very high, outperform- ing keyword search and a state-of-the-art question answering system. … Cited by 5 Related articles

Qanswer-enhanced entity matching for question answering over linked data S Ruseti, A Mirea, T Rebedea, S Trausan-Matu – 2015 – pdfs.semanticscholar.org … By default, we will list all the results of the SPARQL query. … We developed QAnswer – a question answering system that uses expressions extracted from Wikipedia to match … Proceedings of the ACL-02 conference on Empirical methods in natural language processing – EMNLP ’02 … Cited by 4 Related articles All 2 versions

Question answering for Biology M Neves, U Leser – Methods, 2015 – Elsevier … Of course, allowance of free questions requires very advanced natural language processing (NLP) techniques … Section 3.1.2) converts questions to SPARQL queries for submission to … the evolution of these techniques and illustrates the complexity of question answering systems. … Cited by 4 Related articles All 4 versions

MEANS: A medical question-answering system combining NLP techniques and semantic Web technologies AB Abacha, P Zweigenbaum – Information Processing & Management, 2015 – Elsevier … to the complexity of question analysis methods (ie shallow/deep natural language processing, statistical methods … 1. Overall architecture of the question-answering system MEANS. … NL analysis to build RDF annotations of the source documents and SPARQL queries representing … Cited by 5 Related articles All 4 versions

Question Answering System using Multiple Information Source and Open Type Answer Merge S Park, S Kwon, B Kim, S Han, H Shim… – Proceedings of NAACL- …, 2015 – aclweb.org … Spotlight (Mendes et al., 2011) for disambiguated named entity tag- ging, and SPARQL queries (eg … 2015. Keyword Question Answering System with Report Generation for Linked Data … Proceedings of the 2014 Conference on Empirical Methods in Natural Language Processing. … Cited by 2 Related articles All 7 versions

HAWK–Hybrid Question Answering using Linked Data R Usbeck, ACN Ngomo, L Bühmann… – European Semantic Web …, 2015 – Springer … [20] describe Pythia, a question answering system based on … template-based approach, dubbed TBSL, to match a question against a specific SPARQL query. Combining natural language processing capabilities with Linked Data leads to good benchmark results on the QALD-3 … Cited by 2 Related articles All 6 versions

Question Answering over Knowledge Bases K Liu, J Zhao, S He, Y Zhang – IEEE Intelligent Systems, 2015 – ieeexplore.ieee.org … of text, including attribute-value pairs,12 SQL,13 Prolog,14,15 FunQL,16 first-or- der logic,17,18 SPARQL,19 and … NATURAL LANGUAGE PROCESSING … Hence, expanding the lexi- cons is an important task for construct- ing a question-answering system over large-scale KBs. … Cited by 3 Related articles All 4 versions

AR2SPARQL: An Arabic Natural Language Interface for the Semantic Web I AlAgha, A Abu-Taha – International Journal of Computer …, 2015 – search.proquest.com … of the ontology semantics and constraints in order to translate the Arabic query to SPARQL. … Al-Bayan: An Arabic Question Answering System for the Holy Quran. … of passage retrieval in Arabic question/answering (Q/A) systems, in Natural Language Processing and Information … Cited by 4 Related articles All 4 versions

TR Discover: A natural language question answering system for interlinked datasets D Song, F Schilder, C Smiley… – The 14th …, 2015 – pdfs.semanticscholar.org … select patent.* from patent where patent.filed by = ‘Pfizer’ SPARQL Query: PREFIX … Finkel, JR, Bethard, S., McClosky, D.: The Stanford CoreNLP natural language processing toolkit. … Miller, T., Harrison, J.: TR Discover: A natural language question answering system for interlinked … Cited by 1 Related articles All 2 versions

Question Answering Systems: Survey and Trends A Bouziane, D Bouchiha, N Doumi, M Malki – Procedia Computer Science, 2015 – Elsevier … queries. They can also adapt or reuse QAS techniques for specific research issues. Keywords. Question Answering System (QAS); Natural Language Processing (NLP); Information Retrieval; SPARQL; Semantic Web. References. … Cited by 1 Related articles All 3 versions

TR Discover: A natural language interface for querying and analyzing interlinked datasets D Song, F Schilder, C Smiley, C Brew, T Zielund… – International Semantic …, 2015 – Springer … By further translating the FOL representation of a natural language ques- tion into different executable queries (SPARQL and SQL), our system … TR Dis- cover also achieves comparable precision and recall to that of state-of-the-art question answering systems on the QALD-4 … Cited by 3 Related articles All 5 versions

Keyword question answering system with report generation for linked data S Han, H Shim, B Kim, S Park, S Ryu… – … Conference on Big …, 2015 – ieeexplore.ieee.org … The triple extraction module extracts triples by sending a SPARQL query to … of the 2011 Conference on Empirical Methods in Natural Language Processing, Edinburgh, Scotland … Motta, E., & Pasin, M., “AquaLog: An ontology driven question answering system for organizational … Cited by 1 Related articles All 2 versions

Multi-source hybrid Question Answering system S Park, H Shim, S Han, B Kim, GG Lee – Natural Language Dialog …, 2015 – Springer … our system uses context information to score answer candidates which are the results of the SPARQL not only … 23 Multi-Source Hybrid Question Answering System … In: Empirical methods in natural language processing, October 2013, pp 1533–1544 Hoffart J, Yosef MA, Bordino I … Cited by 1 Related articles All 5 versions

A Question Answering System Built on Domain Knowledge Base Y Liu, Y Hao, X Zhu, J Li – International Conference on Web-Age …, 2015 – Springer … The equivalent conjunctive SPARQL queries written manually are used as the golden standard of the semantic parser. … A Question Answering System Built on Domain Knowledge Base … In: Proceedings of the Conference on Empirical Methods in Natural Language Processing, pp … Cited by 1 Related articles

Mapping expansion of natural language entities to DBpedia’s components for querying linked data PN Tran, DT Nguyen – Proceedings of the 9th International Conference …, 2015 – dl.acm.org … of (lexical) entities of English questions into DBpedia’s components for creating query in SPARQL Query Language … I.2.7 [Natural Language Processing]: – Query languages … Keywords Question Answering Systems, Linked Data, Query Language, Query Generation, Entity Linking … Cited by 1 Related articles

Semgraphqa @qald-5: Limsi participation at qald-5 @clef R Beaumont, B Grau, AL Ligozat – 2015 – ceur-ws.org … Keywords: Semantic Web, Question-Answering system, Semantic question anal- ysis. … are not handled yet such as same-as operators, neither are unary operators represented in SPARQL as ORDER BY … In Proceedings of Empirical Methods in Natural Language Processing. … Cited by 3 Related articles All 2 versions

Knowledge-based Approach to Question Answering System Selection A Konys – Computational Collective Intelligence, 2015 – Springer … to the question pose in natural language [3]. Natural Language Processing (NLP) technique … Vocabulary Aggregation) [11], Querix [10], ORAKEL [12], QACID (Question Answering system applied to … are integrated to interpret parse trees of natural language queries into SPARQL. … Cited by 1 Related articles All 2 versions

Using Linguistic Analysis to Translate Arabic Natural Language Queries to SPARQL I AlAgha – arXiv preprint arXiv:1508.01447, 2015 – arxiv.org … Finally, a SPARQL query is generated after identifying the targets and modifiers of the query. … Al-Bayan: An Arabic Question Answering System for the Holy Quran. … Semantic Query Expansion for Arabic Information Retrieval, EMNLP: The Arabic Natural Language Processing … Cited by 1 Related articles All 4 versions

Playing with knowledge: A virtual player for “Who Wants to Be a Millionaire?” that leverages question answering techniques P Molino, P Lops, G Semeraro, M de Gemmis… – Artificial Intelligence, 2015 – Elsevier … in this field is the success of Watson, the open-domain question answering system built by … Artificial players for language games adopt Natural Language Processing (NLP) technologies in order to manage … triples are produced and finally combined to generate a SPARQL query. … Cited by 2 Related articles All 4 versions

A survey on question answering systems with classification A Mishra, SK Jain – Journal of King Saud University-Computer and …, 2015 – Elsevier … A QAS PRECISE [Pa2002] does natural language processing of the questions; it identifies the class of … pattern matching approach on Resource Description Framework (RDF) data by using SPARQL (Prudhommeaux and … 3. Criteria for classifying question answering systems. Fig. … Cited by 1 Related articles

Natural Language (English) To MongoDB Interface MD Gadekar, BM Jadhav, AS Shaikh… – International Journal of …, 2015 – ijarcet.org … A.Lunar Woods built one of the first natural language question answering systems (LUNAR) to … In the above section we discussed about the proposed system for Natural Language Processing. … and transforming the Natural Language Query in the SPARQL database language … Cited by 1 Related articles

Question answering over biomedical linked data with grammatical framework A Marginean – Semantic Web, 2015 – content.iospress.com … Abstract. The blending of linked data with ontologies leverages the access to data. GFMed introduces grammars for a controlled natural language targeted towards biomedical linked data and the corresponding controlled SPARQL language. … 2.1.SPARQL resource library. … Cited by 1 Related articles All 5 versions

RealTextasg: A Model to Present Answers Utilizing the Linguistic Structure of Source Question R Perera, P Nand – 29th Pacific Asia Conference on Language, …, 2015 – aclweb.org … the measurement unit associated with queried predicate by parsing the SPARQL query … QA system moves a few steps further from ordinary question answering systems by pro … In Second Workshop on Natural Language Processing and Linked Open Data collocated with 10th … Cited by 1 Related articles All 10 versions

UMBC_Ebiquity-SFQ: Schema Free Querying System Z Syed, L Han, M Rahman, T Finin, J Kukla… – Semantic Web Evaluation …, 2015 – Springer … Natural language question answering systems solve the problem, but these are still subjects of research … to support the challenge queries and generating final SPARQL queries and … Semantic similarity is an active research field in natural language processing community and has … Cited by 1 Related articles All 7 versions

E-Learning Mobile Application For Arabic Learners. A Karkar, JM Alja’am, M Eid… – Journal of Educational …, 2015 – search.ebscohost.com … 1 http://www.w3.org/TR/rdf-sparql-query/ … can generate illustrations for Arabic stories through knowledge categorization and extraction using natural language processing and semantic … Farouk, B., El-Makky, N., & Torki, M., “Al-Bayan: An Arabic Question Answering System for the … Cited by 1 Related articles

Ontology-based Why-Question Analysis Using Lexico-Syntactic Patterns AE Karyawati, E Winarko, A Azhari… – International Journal of …, 2015 – search.proquest.com … in International Joint Conference on Natural Language Processing (IJCNLP-08). … Conference on Word Wide Web (WWW 2012) Session: Ontology Representation and Querying: RDF and SPARQL. … AquaLog: An ontology-driven Question Answering System for Semantic intranets … Cited by 2 Related articles All 3 versions

BioTSA: Annotating token semantic association to support biomedical text mining X Wei, S Huang, B Chen, D Ji – Wuhan University Journal of Natural …, 2015 – Springer … of the 2012 Joint Conference on Empirical Methods in Natural Language Processing and Computational … tion, and a cognitive evaluation of a definitional question answering system for physicians … P. Medical question answering: translating medical questions into sparql queries[C … Cited by 1 Related articles All 4 versions

Semantic search using a similarity graph L Stanchev – … (ICSC), 2015 IEEE International Conference on, 2015 – ieeexplore.ieee.org … Although significant effort has been put forward in automated natural language processing ([12], [13], [30]), current approaches fall short of understanding the … language – see [46]) and how to pose queries using a knowledgebase query language, such as SPARQL (a recursive … Cited by 1 Related articles All 2 versions

How hard is this query? Measuring the Semantic Complexity of Schema-agnostic Queries A Freitas, JE Sales, S Handschuh, E Curry – IWCS 2015, 2015 – aclweb.org … In the evaluation section the model is specialized into the RDF/SPARQL model. … using the Question Answering over Linked Data (QALD) 2011/2012 test collection [2], which is used as a challenge for the comparative evaluation of question answering systems over Linked … Cited by 1 Related articles All 13 versions

Assessing the impact of syntactic and semantic structures for answer passages reranking K Tymoshenko, A Moschitti – Proceedings of the 24th ACM International …, 2015 – dl.acm.org … I.2.7 [Artificial Intelligence]: Natural Language Processing—Text analysis; Language parsing and understanding; H.3.3 [Information Storage and Retrieval … relationships, and us- ing standards such as Resource Description Framework (RDF)8 and SPARQL query language for … Cited by 9 Related articles All 5 versions

Querying RDF data with text annotated graphs L Han, T Finin, A Joshi, D Cheng – Proceedings of the 27th International …, 2015 – dl.acm.org … Using the SPARQL query language requires not only mastering its syntax and seman- tics but also understanding the RDF data model, the on- tology used, and URIs for entities of interest. … We then discuss how to generate SPARQL queries given the term mappings. … Cited by 2 Related articles All 5 versions

DBpedia As a Formal Knowledge Base-An Evaluation A Ambro?ewicz, T Boi?ski, J Szyma?ski – 2015 – repository.os.niwa.gda.pl … are located at http://lod2.openlinksw.com/ sparql and http://dbpedia.org/sparql respectively. … and D. Baxter, On the effective use of Cyc in a question answering system, In Proc … 8] A. Diosteanu, LA Cotfas, A. Smeureanu and SD Dumitrescu, Natural language processing applied in … Related articles

Ontology based information retrieval system for Academic Library AN Jamgade, SJ Karale – Innovations in Information, …, 2015 – ieeexplore.ieee.org … Natural language processing technique is mostly implemented in Question Answering (QA) system for asking user’s question and … Generating SPARQL query from … II. RELATED WORK AquaLog (Lopez etal, 2007) is a portable question- answering system which takes queries … Related articles

Domain Specific Ontology based Query processing System for Urdu Language R Thaker, A Goel – International Journal of Computer …, 2015 – search.proquest.com … is another ontology-based question answering system that translates generic natural language queries into SPARQL. … [11] is a portable semi-automatic QA system that combines natural language processing, ontologies, logic, and information retrieval technologies. … Related articles All 5 versions

Question Answering on Statistical Linked Data K Höffner, J Lehmann – 2015 – svn.aksw.org … Similar to [13], [3] gives a broad overview of domain specific Question Answering systems for biomedicine. … Support SPARQL subqueries to … In Natural Language Processing and Information Systems, 15th International Conference on Applications of Natural Language to … Related articles All 2 versions

An effective approach for relevant paragraph retrieval in Question Answering systems MM Hoque, P Quaresma – 2015 18th International Conference …, 2015 – ieeexplore.ieee.org … NUS [8] is another factoid question answering system, which is similar to SiteQ except that … to annotate the text with DBpedia Linked date resources and SPARQL queries to … semantic understanding based QA systems for factoid questions in Natural Language Processing domain …

A Natural Language Interface to Ontology-Based Knowledge Bases MA Paredes-Valverde, JÁ Noguera-Arnaldos… – … Computing and Artificial …, 2015 – Springer … This module carries out the natural language processing of the question in order to obtain all … Therefore, the set of heuristic SPARQL-based patterns was a bit limited to deal with … of this research is a methodology for the development of a question answering system for ontology … Related articles All 3 versions

Research and implementation of automatic question answering system based on ontology X Xie, W Song, L Liu, C Du… – The 27th Chinese Control …, 2015 – ieeexplore.ieee.org … Answer SPARQL inquire statement Jena reasoning … This paper sited “Natural language processing” as an example and set up a knowledge Ontology of “natural language processing” which was used to help realizing the Automatic question answering system. … Related articles

Ontology-Based Interpretation of Natural Language P Cimiano, C Unger, J McCrae – 2015 – aclweb.org … an array of available resources including a demo of the question answering system is announced … and exemplified with Semantic Web technology such as RDF, OWL, SPARQL, open data … by the NLP community: While the idea to radi- cally align natural language processing to a … Related articles All 7 versions

Keywords based Closed Domain Question Answering System for Indian Penal Code Sections and Indian Amendment Laws RP Kamdi, AJ Agrawal – International Journal of Intelligent …, 2015 – search.proquest.com … ontology classes and their properties used to construct the final SPARQL query and … Brill, Susan Dumais and Michele Banko, An Analysis of the AskMSR Question-Answering System, Conference on Empirical Methods in Natural Language Processing (EMNLP), Philadelphia … Related articles All 3 versions

A semantic-based approach for querying linked data using natural language MA Paredes-Valverde, R Valencia-García… – Journal of Information …, 2015 – jis.sagepub.com … approach includes four main tasks: (a) knowledge base preprocessing; (b) natural language processing of user’s … in the domain, and they are manually linked to a SPARQL-based query … independent NLIKB is Aqualog [20], which is a portable question-answering system for the … Related articles

Developing A Platform That Supplies Processed Information From Internet Resources And Services I Cicekli, N Suleymanov – 2015 Second International …, 2015 – ieeexplore.ieee.org … RELATED WORKS ASKMSR question answering system [6] does not use too many natural language processing (NLP) approaches and it simply converts given questions into search engine queries by … In our question answering system, we also create SPARQL queries in … Related articles All 2 versions

Knowledge representation system for copula sentence in Bahasa Indonesia based on Web Ontology Language (OWL) DE Cahyani, R Manurung… – … Conference on Advanced …, 2015 – ieeexplore.ieee.org … changes the notation of semantic interrogative sentence into a SPARQL query and … C. Semantic Analyzer in Natural Language Processing (NLP) Semantic analyzer has function to … Extending an Indone- sian Semantic Analysis-based Question Answering System with Linguistic … Related articles

Semantic biomedical resource discovery: a Natural Language Processing framework P Sfakianaki, L Koumakis… – BMC medical …, 2015 – bmcmedinformdecismak. … … Semantic biomedical resource discovery: a Natural Language Processing framework. Pepi Sfakianaki 1 ,; Lefteris Koumakis 1 Email author,; Stelios Sfakianakis 1 ,; Galatia Iatraki 1 ,; Giorgos Zacharioudakis 1 ,; Norbert Graf 3 ,; Kostas Marias 1 and; … Related articles All 15 versions

TR Discover: Querying Interlinked Datasets with Natural Language D Song, F Schilder, C Smiley, C Brew, T Zielund… – challenge.semanticweb.org … of a natural language question into different executable queries (SPARQL and SQL … Finkel, JR, Bethard, S., McClosky, D.: The Stanford CoreNLP natural language processing toolkit … Miller, T., Harrison, J.: TR Discover: A natural language question answering system for interlinked … Related articles

Parallelizing natural language techniques for knowledge extraction from cloud service level agreements S Mittal, KP Joshi, C Pearce… – Big Data (Big Data), 2015 …, 2015 – ieeexplore.ieee.org … We use established natural language processing techniques in parallel to speed up cloud legal knowledge base … of a Legal Knowledge Base is the first step to create a Legal question-answering system. … 1] graph which can be queried by a user using a SPARQL[2] endpoint. … Cited by 1 Related articles All 4 versions

Core techniques of ontology-based question answering systems: a survey D Diefenbacha, K Singha, P Mareta – Semantic Web Journal – wtlab.um.ac.ir … QA system is to translate a natural question to a SPARQL query that … It is a combination of techniques from natural language processing (NLP), machine learning and Semantic … How these techniques are combined by the different question answering systems is described in the … Related articles

Improved question answering system Using semantic search and indexing S Kalaivani – 2015 – shodhganga.inflibnet.ac.in … 1 1.1 INTRODUCTION 1 1.2 TYPES OF QUESTION ANSWERING SYSTEM 2 1.2.1 Open Domain and Closed Domain QA 2 1.2.2 Factors for Closed Domain QA 3 … 10 1.6.1 Artificial Intelligence 11 1.6.2 Natural Language Processing 12 1.6.3 Ontology 13 Page 2. ix … All 2 versions

Ontology Based Approach for Semantic Information Retrieval System A Jamgade, S Karale – ijtet.com … Natural language processing technique is mostly implemented in a Question Answering (QA) system to ask user’s questions … Generating the SPARQL query from … 2 RELATED WORK AquaLog is a portable question-answering system which takes queries expressed in natural … Related articles

Improving coverage of rule based NER systems E Hkiri, S Mallat, M Zrigui – 2015 5th International Conference …, 2015 – ieeexplore.ieee.org … 2 http://linkeddata.org/ 3 http://dbpedia.org/sparql. … [3] Abouenour, L., Bouzoubaa, K., Rosso, P., 2012. IDRAAQ: ew Arabic Question Answering System Based on Query Expansion and Passage Retrieval. … Technical report, Standford University, Natural Language Processing.. … Related articles

Selecting Contextual Peripheral Information for Answer Presentation: The Need for Pragmatic Models R Perera, P Nand – 2015 – Citeseer … The model also has utility functions to retrieve triples using SPARQL queries, filter the duplicates, and to perform basic verbalization. … In essence, a cooperative QA system moves a few steps further from ordinary question answering systems by providing an explanation of the … Related articles All 10 versions

A framework for ontology-based question answering with application to parasite immunology AH Asiaee, T Minning, P Doshi… – Journal of …, 2015 – jbiomedsem.biomedcentral.com … The field of natural language processing has long investigated the challenges of designing natural … Subsequently, OntoNLQA offers a viable framework for building question answering systems in other … and queried using an RDF query language called SPARQL [3]. The RDF … Related articles All 13 versions

Configuration of dialogue agent with multiple knowledge sources R Jiang, RE Banchs, S Kim, LF D’Haro… – 2015 Asia-Pacific …, 2015 – ieeexplore.ieee.org … With the advancement of natural language processing technologies, more and more voice enabled applications … Framework (RDF) can be retrieved and manipulated by SPARQL query language. … A typical example is natural language question- answering system that uses a file … Related articles All 2 versions

Improving Answer Retrieval from Web Forums with Topic Model and Ontology KR SAIKAEW, S POLTREE, K CHAIPAH… – Walailak Journal of …, 2015 – wjst.wu.ac.th … Although there have been several research works about Natural Language Processing (NLP) for Thai documents … that these input query patterns could be mapped to SPARQL, and that the … that is closely related to our proposed work is QAST (Question Answering System for Thai … Related articles All 2 versions

Ontology construction for explicit description of domain knowledge R Mervin, S Murugesh, A Jaya – International Confernce on …, 2015 – ieeexplore.ieee.org … Keywords: Knowledge Based Question Answering System, Ontology, Semantic Information, Semantic web, Artificial Intelligence and … Any one of the NLP (Natural Language Processing) technique is used to retrieve … SPARQL query is used to retrieve the data from the ontology … Related articles

Distributed QA System S Pujar, B Priyaa, K Sethia – saurabhpujar.com … “Hadoopsparql: a hadoop-based engine for multiple sparql query answering … “A Simple Question Answering System.” TREC. … questions for the web of data.” Proceedings of the 2012 Joint Conference on Empirical Methods in Natural Language Processing and Computational … Related articles

Method of automatic annotation information for patents F ZHAO, J MA – Journal of Chongqing University of Posts and …, 2015 – en.cnki.com.cn … theory of scientific effect knowledge research,using Natural Language Processing method,it … Science,Jinan University,Guangdong Guangzhou 510632,China);SPARQL ontology query … sentence similarity computing and its application in question answering system[J];Computer … Related articles

A personal agents hybrid architecture for question answering featuring social dialog M Coronado, CA Iglesias… – Innovations in Intelligent …, 2015 – ieeexplore.ieee.org … In this paper we propose a hybrid architecture for a Question Answering system that features social … From the point of view of Natural Language Processing (NLP), several different approaches have been adopted … nature of the IR system, it also acts as a SPARQL endpoint that … Related articles

Overcoming challenges of semantic question answering in the semantic web K Höffner, S Walter, E Marx, J Lehmann… – Semantic Web … – semantic-web-journal.net … bielefeld.de Abstract. Semantic Question Answering (SQA) removes two major access requirements to the Semantic Web: the mastery of a formal query language like SPARQL and knowledge of a specific vocabulary. Because of … Related articles

Answer Type Identification for Question Answering AD Walker, P Alexopoulos, A Starkey, JZ Pan… – Joint International …, 2015 – Springer … of the strategy on QALD is also evaluated with a proprietary Question Answering system and its … purpose task in answer-type identification that requires only natural language processing; ie no … were also found; ‘correct’ indicates one or more appropriate SPARQL queries were … Related articles All 3 versions

A Graph Traversal Based Approach to Answer Non-Aggregation Questions over DBpedia C Zhu, K Ren, X Liu, H Wang, Y Tian, Y Yu – Joint International Semantic …, 2015 – Springer … Copyright information. Abstract. We present a question answering system over DBpedia, filling the gap between user information needs expressed in natural language and a structured query interface expressed in SPARQL over the underlying knowledge base (KB). … Related articles All 5 versions

An Ontology-Based Arabic Question Answering System AW AbuTaha, IM Alagha – library.iugaza.edu.ps … Question Answering System NL Natural Language NLP Natural Language Processing POST Part Of Speech Tagging OWL Web Ontology Language RDF Resource Description Framework RDFS Resource Description Framework Schema SPARQL SPARQL Protocol and RDF …

Enhancing property and type detection for a QA system over linked data B Nicula, S Ruseti, T Rebedea – 2015 14th RoEduNet …, 2015 – ieeexplore.ieee.org … [5] E. Prud’hommeaux and A. Seaborne, “SPARQL Query Language … In Proceedings of the ACL-02 conference on Empirical methods in natural language processing – EMNLP ’02, volume 10, pages 1–8 … CASIA @ V2 : A MLNbased Question Answering System over LinNed Data. … Related articles All 2 versions

SPARQL2AL: Translating SPARQL Queries to Arabic Language OS El-Radie, IM Alagha – library.iugaza.edu.ps … The proposed system has been tested with a sample ontology and a query set consisting of 40 SPARQL queries. The accuracy of this system is 0.85 Keywords: Arabic Language Generation, Natural Language Processing, Semantic Web, SPARQL Page 5. ii ?????? … ? Related articles

Techniques of Ontology and its Usage in Indian Languages-A Review R Kaur, S Sharma – International Journal of Computer …, 2015 – search.proquest.com … editor, property editor, toolbar, variable editor, prefix editor, query graph, SPARQL query view, edge editor SPARQL-DL preview … [15] Guo, Q., and Zhang, M., Question answering system based on … 17] Janzen, S., and Maass, W. Ontology-based Natural Language Processing for In … Related articles All 6 versions

Automatic Question Generation and Adaptive Practice T Effenberger – is.muni.cz … Various approaches based on methods of artificial intelligence and natural language processing are described and the possibility of adaptive practice in the settings of automatically generated questions is also discussed. … 6 2.2 SPARQL . . . . . … Related articles

Open-domain web-based multiple document: question answering for list questions with support for temporal restrictors PN Gonçalves – 2015 – repositorio.ul.pt … QA is a type of information retrieval combined with natural language processing techniques that aims at finding answers to natural language questions. List questions have been widely studied in the QA field. … 2 1.3 Generic architecture for a question answering system . . . . . … Cited by 1 Related articles All 3 versions

Extracting Temporal Expressions from Unstructured Open Resources Z Valizadeh Ardalan – 2015 – upcommons.upc.edu … 6.6 Information Retrieval: SPARQL Layer … the web and need of more information that can be processed automatically by machines, natural language processing has become … To be able to answer time-related questions, a question answering system has to know when specific … Related articles

[BOOK] Advanced Applications of Natural Language Processing for Performing Information Extraction MJF Rodrigues, AJ da Silva Teixeira – 2015 – Springer … 2 1.3 Semantics and Knowledge Representation ….. 3 1.4 Natural Language Processing ….. … 40 4.4.1 Natural Language Processing ….. 41 4.4.2 Domain Representation ….. … Related articles All 4 versions

Fine-Tuning an Algorithm for Semantic Search Using a Similarity Graph L Stanchev – International Journal of Semantic Computing, 2015 – World Scientific … Although signi¯cant e®ort has been put forward in auto- mated natural language processing [13, 14, 31], current approaches fall short of … for web ontology language ÀÀÀ see [49]) and how to pose queries using a knowledgebase query language, such as SPARQL (a recursive … Related articles All 4 versions

[BOOK] Semantic Interpretation of User Queries for Question Answering on Interlinked Data S Shekarpour, E Marx, ACN Ngomo, S Auer – 2015 – hss.ulb.uni-bonn.de … On the other end of the spectrum, we find question answering systems, which assume a natural-language query as input and convert this query into a full-fledged SPARQL query. These systems rely on natural-language processing tools such as Part of Speech (POS) tagging … Related articles

Semantic Web and the Future of Health Care Data in Family Practice M Jamoulle, RH Vander Stichele, E Cardillo… – … Research Journal of …, 2015 – orbi.ulg.ac.be … org/2004/02/skos/), or SPARQL (Salva- dores et al., 2012) for semantic … Natural Language Processing techniques like Information Extraction or Supervised Machine Learning and Data mining can be … Automatic term and relation extraction for medical question answering system. … Related articles

RQUERY: Rewriting Text Queries to Alleviate the Vocabulary Mismatch Problem on RDF Knowledge Bases S Shekarpour, S Auer – eis.iai.uni-bonn.de … This challenge is even more important for schema-aware search systems, such as question answering systems; especially, since there precise interpretation of … In the following, we present the formal definition along with a sample of SPARQL query recognizing co-occurrence in … Related articles

Finding Best Answers for New Questions In QA Systems V Pande – 2015 – web2py.iiit.ac.in … After categorizing new question into factoid question or multi-sentence question, we handle it as follows: • For factoid question, we convert the question into SPARQL and query the Knowledge Base for facts. … A complete Question Answering system consists of many sub-module. … Related articles

Automated knowledge base management: A survey J Martinez-Gil – Computer Science Review, 2015 – Elsevier … and relations among the concepts from texts or document libraries using some kind of methods for terminology extraction [5]. Then, concrete instances for these concepts should be also extracted [6]. This usually involves the use of natural language processing techniques [7 … Cited by 3 Related articles All 2 versions

MOEKA-Memoranda in Ontological Engineering and Knowledge Analytics MOEKA. 2013.5 SWITH: Semantic Web-based Intelligent Technical Helpdesk N Aparna, A Rao, KR Prasad – kanoe.org … presented a natural-language question-answering system that gives access to the accumulated … 10 KAnOE, PES University The project necessitates the construction of SPARQL queries based on user-supplied … language processing (NLP) for the Python programming language. … Related articles

Solving guesstimation problems using the Semantic Web: Four lessons from an application. A Bundy, G Sasnauskas, M Chan – Semantic Web, 2015 – semantic-web-journal.net … Furthermore, he replaced the majority of local data sources with remote RDF databases accessible via SPARQL end points. [2] describes GORT 2.0. … GORT 4.0 is much slower than GORT 3.0, because SINDICE is able to access far more sources of data than SPARQL. … Cited by 2 Related articles All 9 versions

Intelligent polar cyberinfrastructure: enabling semantic search in geospatial metadata catalogue to support polar data discovery W Li, V Bhatia, K Cao – Earth Science Informatics, 2015 – Springer … When conducting ontological reasoning, a reasoner will convert a search statement into a SPARQL (Semantic Web Query Language) query. … 2005; Cimiano et al. 2007; Tran et al. 2007). These approaches fall in the category of ontology-based natural language processing. … Cited by 3 Related articles All 9 versions

[BOOK] KiMIner: Text Mining: the Impact of Protein Kinase Mutations B Chakrabarti – 2015 – getd.libs.uga.edu … Natural Language Processing has wide application in question-answering systems, sentiment analysis, opinion mining and information extraction from literature. … takes advantage of the expressivity of SPARQL to encode repetitive grammatical patterns, and detects Page 13. 2 … Related articles

Semantic annotation of the CEREALAB database by the AGROVOC linked dataset D Beneventano, S Bergamaschi, S Sorrentino… – Ecological …, 2015 – Elsevier … 3. Web publishing for making data accessible through a SPARQL query end-point; … To this aim, we need an RDF repository exposing an HTTP de-referenceable SPARQL endpoint, so that the published data set can be referred and linked to other resources from the LOD cloud. … Cited by 3 Related articles All 4 versions

Schema-agnostic queries for large-schema databases: A distributional semantics approach A Freitas – 2015 – aran.library.nuigalway.ie … 76 3.6.6 ORAKEL [123] & Pythia [43] . . . . 77 3.6.6.1 TBSL [44] . . . . 78 3.6.7 Question Answering Systems . . . . . 79 3.7 Visual Query Interfaces for Semantic Web/Linked Data Datasets . . . . . … Related articles All 2 versions

User Interfaces for Semantic Authoring of Textual Content: A Systematic Literature A Khalili, S Auer – researchgate.net … Semantic Web knowledge repre- sentation techniques (eg OWL, RDF, RDFa, SPARQL, SKOS) help to bridge the semantic gap … Natural Language Processing (NLP) an- notation APIs (eg DBpedia Spotlight23) are one approach to automatically add content metadata into a … Related articles

Extracting Semantics from Microposts R Bansal – 2015 – web2py.iiit.ac.in … Automatic Question Answering systems highly depends on the entities involved. … structured and unstructured information used by a computer system. A knowledge base usually stores the information in the RDF format which can be queried using a SPARQL endpoint. … Related articles

LIDER: FP7– LLD Refer, JMC Hartung, C Un, A Gomez-Perez… – LIDER – Citeseer Page 1. LIDER: FP7 – Linked Data as an enabler of analytics for enterprises across Deliverable number Deliverable title Main Authors Grant Agreement number Project ref. no Project acronym Project full name Starting date (dur.) Ending date 610782 …

An unsupervised data-driven method to discover equivalent relations in large Linked Datasets Z Zhang, AL Gentile, E Blomqvist, I Augenstein… – Semantic Web – content.iospress.com This article addresses a number of limitations of state-of-the-art methods of Ontology Alignment: 1) they primarily address concepts and entities while relations are less well-studied; 2) many build on the assumption of the ‘well-formedness’ of ontol. Related articles All 4 versions

Exploiting prior knowledge and latent variable representations for the statistical modeling and probabilistic querying of large knowledge graphs D Krompaß – 2015 – edoc.ub.uni-muenchen.de … commercial applications including well known search engines such as Google, Bing, Yahoo or Facebooks’s Graph search, but also smart question answering systems such as the IBM Watson [34] system, Apple’s Siri or Google Now. … Related articles All 2 versions

Automatic semantic annotation tools D Kehagias, KG Stefanos, APTC Makris… – 2015 – scasefp7.eu … Abbreviation Explanation FP False Positive IPR Intellectual Property Rights NLP Natural Language Processing OWL Web Ontology Language QoS Quality of … 3. Develop a question answering system that will allow developers for posing queries in natural language about the … Related articles All 2 versions

Decision making for ontology matching under the theory of belief functions A Essaid – 2015 – theses.fr Page 1. … Related articles