Query Expansion 2014

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Query expansion for mixed-script information retrieval P Gupta, K Bali, RE Banchs, M Choudhury… – Proceedings of the 37th …, 2014 – dl.acm.org Abstract For many languages that use non-Roman based indigenous scripts (eg, Arabic, Greek and Indic languages) one can often find a large amount of user generated transliterated content on the Web in the Roman script. Such content creates a monolingual … Cited by 9 Related articles All 7 versions

SQX-Lib: developing a semantic query expansion system in a media group MG Buey, ÁL Garrido, S Escudero, R Trillo… – Advances in Information …, 2014 – Springer Abstract Recently, there has been an exponential growth in the amount of digital data stored in repositories. Therefore, the efficient and effective retrieval of information from them has become a key issue. Organizations use traditional architectures and methodologies based … Cited by 3 Related articles All 3 versions

Integrating multiple resources for diversified query expansion A Bouchoucha, X Liu, JY Nie – Advances in Information Retrieval, 2014 – Springer Abstract Diversified query expansion aims to cover different possible intents of a short and ambiguous query. Most standard approaches use a single source of information, eg, the initial retrieval list or some external resource like ConceptNet. The coverage is thus limited … Cited by 3 Related articles All 3 versions

Visual query expansion with or without geometry: refining local descriptors by feature aggregation G Tolias, H Jégou – Pattern Recognition, 2014 – Elsevier Abstract This paper proposes a query expansion technique for image search that is faster and more precise than the existing ones. An enriched representation of the query is obtained by exploiting the binary representation offered by the Hamming Embedding … Cited by 3 Related articles All 8 versions

Entity query feature expansion using knowledge base links J Dalton, L Dietz, J Allan – Proceedings of the 37th international ACM …, 2014 – dl.acm.org … is an open research area. Query expansion is a commonly used technique to improve retrieval effectiveness. Most previous query expansion approaches focus on text, mainly using unigram concepts. In this paper, we propose … Cited by 7 Related articles All 6 versions

Searcher’s Activity in Standalone and Web Applications as a Source for Search Query Expansion L Vnenk, M Bielikova – 2014 European Network Intelligence …, 2014 – computer.org ABSTRACT The Web has so much variable information, therefore searching a specific one is complex task. To find something valuable, specifying good search query is crucial. However, average search query consists of only about two words which cannot specify … Cited by 2 Related articles All 3 versions

Improving query expansion using WordNet D Pal, M Mitra, K Datta – Journal of the Association for …, 2014 – Wiley Online Library This study proposes a new way of using WordNet for query expansion (QE). We choose candidate expansion terms from a set of pseudo-relevant documents; however, the usefulness of these terms is measured based on their definitions provided in a hand- … Cited by 2 Related articles All 3 versions

Query Expansion for Multi-script Information Retrieval P Gupta, K Bali, RE Banchs… – Proceedings of the …, 2014 – users.dsic.upv.es ABSTRACT For many languages that use non-Roman based indigenous scripts (eg, Arabic, Greek and Indic languages) one can often find a large amount of user generated transliterated content on the Web in the Roman script. Such content creates a monolingual … Cited by 2 Related articles All 2 versions

Exploring query reformulation for named entity expansion in information retrieval B Audeh, P Beaune, M Beigbeder – … of the 29th Annual ACM Symposium …, 2014 – dl.acm.org … The ontology Yago1, which is a combination of WordNet and Wikipedia category pages, is used to extract named entity expansions. 2. NAMED ENTITY EXPANSION TERMS Using an external resource for query expansion needs to handle terms ambiguity to avoid topic drift. … Cited by 1 Related articles All 4 versions

Demir at CLEF eHealth: The effects of selective query expansion to information retrieval O Ozturkmenoglu, A Alpkocak… – Proceedings of the ShARe …, 2014 – researchgate.net Abstract. This paper presents the details of participation of DEMIR (Dokuz Eylül University Multimedia Information Retrieval) research team to the Share/CLEF eHealth 2014. This year, we participated to task 3a: monolingual user-centered health information retrieval. In this … Cited by 1 Related articles

Query expansion using external resources for improving information retrieval in the biomedical domain K Dramé, F Mougin, G Diallo – Proceedings of the ShARe/CLEF eHealth …, 2014 – ceur-ws.org Abstract. This paper presents the first participation of the ERIAS team in task 3 of the ShARe/CLEF eHealth Evaluation Lab 2014. The goal of this task is to evaluate the effectiveness of Information Retrieval systems to support patients in accessing easily … Cited by 1 Related articles

Query Expansion Using Medical Subject Headings Terms in the Biomedical Documents O Thesprasith, C Jaruskulchai – Intelligent Information and Database …, 2014 – Springer Abstract MEDLINE database is most resourceful of biomedical literatures. Lay users may get difficulty to formulate a query. Query expansion technique reformulates user query by adding more significant and related terms to original terms to retrieve more relevant results. … Cited by 1 Related articles

Improving query expansion by automatic query disambiguation in intelligent information retrieval OB Khiroun, B Elayeb, I Bounhas, F Evrard… – 2014 – researchgate.net 1RIADI Research Laboratory, ENSI Manouba University, 2010, Manouba, Tunisia 2Emirates College of Technology, PO Box: 41009, Abu Dhabi, UAE 3LISI Lab. of computer science for industrial systems, ISD Manouba University, 2010, Manouba, Tunisia 4Informatics … Cited by 1 Related articles All 2 versions

Ontology-Based Query Expansion for Supporting Information Retrieval in Agriculture R Alfred, KO Chin, P Anthony, PW San, TL Im… – The 8th International …, 2014 – Springer Abstract The demand for relevant knowledge related to effective and efficient agricultural development has increased tremendously recently in all over the world. The web can be considered as a distributed mass of simple hypertext pages and this gives rise not only to … Cited by 1 Related articles All 4 versions

Improving search over Electronic Health Records using UMLS-based query expansion through random walks D Martinez, A Otegi, A Soroa, E Agirre – Journal of biomedical informatics, 2014 – Elsevier Objective Most of the information in Electronic Health Records (EHRs) is represented in free textual form. Practitioners searching EHRs need to phrase their queries carefully, as the record might use synonyms or other related words. In this paper we show that an … Cited by 1 Related articles All 4 versions

Improving pseudo relevance feedback based query expansion using genetic fuzzy approach and semantic similarity notion P Bhatnagar, N Pareek – Journal of Information Science, 2014 – jis.sagepub.com Abstract Pseudo relevance feedback-based query expansion is a popular automatic query expansion technique. However, a survey of work done in the area shows that it has a mixed chance of success. This paper captures the limitations of pseudo relevance feedback ( … Cited by 1 Related articles All 4 versions

The effect of citation analysis on query expansion for patent retrieval P Mahdabi, F Crestani – Information Retrieval, 2014 – Springer Abstract Patent prior art search is a type of search in the patent domain where documents are searched for that describe the work previously carried out related to a patent application. The goal of this search is to check whether the idea in the patent application is novel. … Cited by 1 Related articles All 2 versions

VHR Object Detection Based on Structural Feature Extraction and Query Expansion X Bai, H Zhang, J Zhou – Geoscience and Remote Sensing, …, 2014 – ieeexplore.ieee.org Abstract—Object detection is an important task in very high-resolution remote sensing image analysis. Traditional detection approaches are often not sufficiently robust in dealing with the variations of targets and sometimes suffer from limited training samples. In this paper, we … Cited by 1 Related articles All 4 versions

Exploiting entity relationship for query expansion in enterprise search X Liu, F Chen, H Fang, M Wang – Information retrieval, 2014 – Springer Abstract Enterprise search is important, and the search quality has a direct impact on the productivity of an enterprise. Enterprise data contain both structured and unstructured information. Since these two types of information are complementary and the structured … Cited by 1 Related articles All 4 versions

A personalized query expansion approach for engineering document retrieval GJ Hahm, MY Yi, JH Lee, HW Suh – Advanced Engineering Informatics, 2014 – Elsevier Abstract Engineers create engineering documents with their own terminologies, and want to search existing engineering documents quickly and accurately during a product development process. Keyword-based search methods have been widely used due to … Cited by 1 Related articles All 2 versions

Automatic query expansion: A structural linguistic perspective M Symonds, P Bruza, G Zuccon… – Journal of the …, 2014 – Wiley Online Library A user’s query is considered to be an imprecise description of their information need. Automatic query expansion is the process of reformulating the original query with the goal of improving retrieval effectiveness. Many successful query expansion techniques model … Cited by 1 Related articles All 3 versions

Enhancing passage retrieval in log files by query expansion based on explicit and pseudo relevance feedback H Saneifar, S Bonniol, P Poncelet, M Roche – Computers in Industry, 2014 – Elsevier Abstract Passage retrieval is usually defined as the task of searching for passages which may contain the answer for a given query. While these approaches are very efficient when dealing with texts, applied to log files (ie semi-structured data containing both numerical … Cited by 1 Related articles All 9 versions

Improved semantic retrieval of spoken content by document/query expansion with random walk over acoustic similarity graphs HY Lee, LS Lee – Audio, Speech, and Language Processing, …, 2014 – ieeexplore.ieee.org Abstract—In a text context, document/query expansion has proven very useful in retrieving objects semantically related to the query. However, when applying text-based techniques on spoken content, the inevitable recognition errors seriously degrade performance even … Cited by 1 Related articles All 3 versions

Query expansion based on relevance feedback and latent semantic analysis M Rahimi, M Zahedi – Journal of AI and Data MiningJournal of …, 2014 – jad.shahroodut.ac.ir Abstract Web search engines are one of the most popular tools on the Internet which are widely-used by expert and novice users. Constructing an adequate query which represents the best specification of users’ information need to the search engine is an important …

Query Expansion with Temporal Segmented Texts O Craveiro, J Macedo, H Madeira – Advances in Information Retrieval, 2014 – Springer Abstract The use of temporal data extracted from text, to improve the effectiveness of Information Retrieval systems, has recently been the focus of important research work. Our research hypothesis is that the usage of the temporal relationship between words … Related articles

A Hybrid Approach Of Query Expansion For Vietnamese Query TA Tuan – 2014 – ijcsmc.com Abstract-The semantics of a user’s query plays an important role in supporting an Information Retrieval (IR), which returns results closer to the user’s query. However, most of user’s queries sometimes do not fully reflect the semantics. Therefore, it is necessary to … Related articles All 6 versions

Search Query Expansion Based On Searcher’S Activity Context ? VNENK, M BIELIKOVÁ – tradice.fiit.stuba.sk Abstract. Finding desired specific information feels often like looking for a needle in a bottle of hay. Success or failure of our search with current keyword based concept of the search still depends on how good and precise query we are able to specify. We follow in our … Related articles

Novel Approach for Query Expansion Using Genetic Algorithm P Bhatnagar, N Pareek – ripublication.com Abstract This paper is focused towards query expansion, which is an important technique for improving retrieval efficiency of an Information Retrieval System. Specifically the paper proposes a novel evolutionary approach for improving efficiency of Pseudo Relevance … Related articles All 2 versions

Implementing Query Expansion for Improvement of Prior Art Search in Patent Retrieval MPD Dhope, MMA Potey – sites.ijrit.com Abstract Prior art search is very important task in patent retrieval. The objective of prior art search is to identify all relevant data which may invalidate the originality of claim of patent application. Patent information search has more importance for information recall rather … Related articles All 2 versions

Cross Language Query Expansion Approach for CIMS Based on Weighted DS Evidence Theory XB Wang, F Zhao, X Li, RH Zhang – Key Engineering Materials, 2014 – Trans Tech Publ With the Computer Integrated Manufacturing System and Information Technology rapid development, rapid retrieval multilingual becomes one of the hot spots in Machine Translation. The cross-language information retrieval (CLIR) provides a convenient way, … All 2 versions

Query Expansion Algorithm with Metadata Support for Ontology Matching A Abraham, R Thottupuram – ijritcc.org Abstract—To improve the precision and recall of current IR systems, search engines that work on meaning of data should be implemented. Semantic Web provides meaning to the data. Data is written in an ontology format. The core concept of semantic search engine is … Related articles All 2 versions

Semantic Query Expansion for Arabic Information Retrieval AY Mahgoub, MA Rashwan, H Raafat, MA Zahran… – ANLP 2014, 2014 – aclweb.org Abstract Traditional keyword based search is found to have some limitations. Such as word sense ambiguity, and the query intent ambiguity which can hurt the precision. Semantic search uses the contextual meaning of terms in addition to the semantic matching … Related articles All 2 versions

Query Expansion Associated with Clustering J Yin, WR Xu – Applied Mechanics and Materials, 2014 – Trans Tech Publ Information Retrieval (IR) is a branch of Artificial Intelligence (AI), while Query Expansion (QE) is one of the most significant technologies which could improve the performance of the information retrieval. Query expansion terms are often used to enhance original query formulations in … Related articles

A Structural XPath Query Expansion Approach Based on XML Schema in Publish Subscribe System JB Pei, JC Gao, YA Liu, XL Ma – Applied Mechanics and Materials, 2014 – Trans Tech Publ Abstract XML based publish/subscribe systems are on tremendous rise during recent years. In order to get interested documents, the subscribers submit an XPath Query. In such applications, there is often a mismatch between how publishers describe entities and how … All 3 versions

Cognitive Semiotic Model for Query Expansion in Question Answering A Sirenko, G Cherkasova, Y Philippovich… – Analysis of Images, …, 2014 – Springer Abstract Query expansion improves performance of informational retrieval stage in question answering pipeline. We state the benefits of a personalized and autonomous query preprocessing and automate a semiotic model to achieve such properties. The model … Related articles All 3 versions

Hybrid Approach for Query Expansion using Query Log L Lopes – research.ijais.org ABSTRACT Web search users usually submit short and ambiguous queries to specify their requirement. In order to improve performance of short and ambiguous queries, query expansion is used. Query expansion is as an effective way to improve the performance of … Related articles

Words Temporality for Improving Query Expansion O Craveiro, J Macedo, H Madeira – Computational Processing of the …, 2014 – Springer Abstract There is a lot of recent work aimed at improving the effectiveness in Information Retrieval results based on temporal information extracted from texts. Some works use all dates but others use only document creation or modification timestamps. However, no … Related articles All 3 versions

An Improved Approach To Interactive Query Expansion Using Clustering Algorithm D Choudhary, P Sahdeo – arph.in ABSTRACT The clustering algorithm used introduces a novel approach to interactive query expansion. It uses clustering-by-directions algorithm designed to support users of search engines in forming Web search queries. On execution of a query, the algorithm shows … Related articles

Contextual information search based on domain using Query Expansion S Bankar, MR Nagpure – ijettcs.org Abstract: The Internet is one of the main information sources nowadays and information search is an important area in which many advances have been registered. As the context and semantics of the information in the web pages indexed depends on multiple factor, … Related articles All 2 versions

Domain Ontology-Based Query Expansion: Relationships Types-Centered Analysis Using Gene Ontology A Segura, C Vidal-Castro, M Ferreira-Satler – Advances in Computational …, 2014 – Springer Abstract This paper presents a new evaluation approach for aontology-based expansion strategy proposed in previous work. In this work, the evaluation focuses on the search for Learning Object (LO) in specialized repositories. A total of 98 user queries onthe Gene … Related articles All 4 versions

Using large clinical corpora for query expansion in text-based cohort identification D Zhu, S Wu, B Carterette, H Liu – Journal of biomedical informatics, 2014 – Elsevier Abstract In light of the heightened problems of polysemy, synonymy, and hyponymy in clinical text, we hypothesize that patient cohort identification can be improved by using a large, in-domain clinical corpus for query expansion. We evaluate the utility of four … Related articles All 5 versions

Massive query expansion by exploiting graph knowledge bases for image retrieval J Guisado-Gámez, D Dominguez-Sal… – … on Multimedia Retrieval, 2014 – dl.acm.org Abstract Annotation-based techniques for image retrieval suffer from sparse and short image textual descriptions. Moreover, users are often not able to describe their needs with the most appropriate keywords. This situation is a breeding ground for a vocabulary mismatch … Related articles All 3 versions

A novel query expansion method for military news retrieval service LC Chen, WT Chao, CJ Hsieh – Asian Language Processing ( …, 2014 – ieeexplore.ieee.org Abstract—Since most search engines retrieve documents strictly based on keywords, they cannot obtain other content that is similar in idea but different in keywords. Therefore, semantic query expansion is very important and ontology is a critical foundation for … Related articles

An Approach for Automatic Query Expansion Based on NLP and Semantics MG Buey, ÁL Garrido, S Ilarri – Database and Expert Systems Applications, 2014 – Springer Abstract Nowadays, there is a huge amount of digital data stored in repositories that are queried by search systems that rely on keyword-based interfaces. Therefore, the retrieval of information from repositories has become an important issue. Organizations usually … Related articles All 2 versions

An Effective Term-Ranking Function for Query Expansion Based on Information Foraging Assessment I Khennak, H Drias, H Mosteghanemi – Mining Intelligence and Knowledge …, 2014 – Springer Abstract With the exponential growth of information on the Internet and the significant increase in the number of pages published each day have led to the emergence of new words in the Internet. Owning to the difficulty of achieving the meaning of these new terms, … Related articles All 3 versions

Event Detection And Summarization Based On Social Networks And Semantic Query Expansion K Sathiyamurthy, G Shanmugavalli, N Udayalakshmi – airccse.org ABSTRACT Events can be characterized by a set of descriptive, collocated keywords extracted documents. Intuitively, documents describing the same event will contain similar sets of keywords, and the graph for a document collection will contain clusters individual … Related articles

Incremental blind feedback: An effective approach to automatic query expansion JH Paik, D Pal, SK Parui – ACM Transactions on Asian Language …, 2014 – dl.acm.org Abstract Automatic query expansion (AQE) is a useful technique for enhancing the effectiveness of information retrieval systems. In this article, we propose a novel AQE algorithm which first adopts a systematic incremental approach to choose feedback … Related articles

Using query logs of USPTO patent examiners for automatic query expansion in patent searching W Tannebaum, A Rauber – Information Retrieval, 2014 – Springer Abstract In the patent domain significant efforts are invested to assist researchers in formulating better queries, preferably via automated query expansion. Currently, automatic query expansion in patent search is mostly limited to computing co-occurring terms for the … Related articles All 2 versions

A search log sparseness oriented query expansion method SB Zhang, B Zhang, Y Zhang, AX Ma… – … and Informatics (ICSAI …, 2014 – ieeexplore.ieee.org Abstract—Query expansion methods based on search logs could improve the quality of search results to some extends. But when the search logs are sparse, this kind of query expansion methods will have poor quality of search results and are unable to meet the … Related articles

Query Expansion to Search Politically Relevant Tweets M Gaurav, A Kumar, A Srivastava, S Miller – 2014 – ase360.org Twitter is a popular tool for publishing potentially interesting information about people’s opinions, experiences and news. Using Twitter to model voter opinion and forecast elections is becoming common practice. Most approaches include count based model limiting to … All 3 versions

UMass at TREC WEB 2014: Entity Query Feature Expansion using Knowledge Base Links L Dietz, P Verga – people.cs.umass.edu … is an open research area. Query expansion is a commonly used technique to improve retrieval effectiveness. Most previous query expansion approaches focus on text, mainly using unigram concepts. In this TREC submis- sion … Related articles All 2 versions

Query Expansion Strategy based on Pseudo Relevance Feedback and Term Weight Scheme for Monolingual Retrieval R Vaidyanathan, S Das, N Srivastava – International Journal of Computer …, 2014 – irsi.res.in ABSTRACT Query Expansion using Pseudo Relevance Feedback is a useful technique for reformulating the query. In this paper, expansion terms are obtained by combining pseudo relevance feedback and equi-frequency partition of the documents with tf-idf scoring … Related articles All 3 versions

Wikipedia-based query phrase expansion in patent class search B Al-Shboul, SH Myaeng – Information Retrieval, 2014 – Springer … was implemented for patent search where patents are classified into a hierarchy of categories, and the analyses of the experimental results showed not only the positive roles of phrases and words in retrieving additional relevant documents through query expansion but also … Related articles All 5 versions

Exploiting Wikipedia Structure for Short Query Expansion in Cultural Heritage MAJP CHEVALLET—Catherine – asso-aria.org ABSTRACT. This paper deals with the short and precise queries problem. Short and precise queries do not have sufficient information to be non ambiguous. Pseudo-relevance feedback (PRF) is an effective technique to improve retrieval performance by expanding a user … Related articles All 2 versions

Query-biased summary generation assisted by query expansion L Leal Bando, F Scholer… – Journal of the Association …, 2014 – Wiley Online Library Query-biased summaries help users to identify which items returned by a search system should be read in full. In this article, we study the generation of querybiased summaries as a sentence ranking approach, and methods to evaluate their effectiveness. Using sentence- … Related articles

Research on the Method of Semantic Query Expansion in Civil Aviation Emergency Domain Ontology. H Wang, H Fan, J Li, J Wang – … Journal of Digital Content Technology & its …, 2014 – aicit.org Abstract In order to solve the problem of semantic query in the civil aviation emergency domain ontology (CAEDO), a method of semantic query expansion is proposed considering the taxonomic and nontaxonomic relationships in the domain ontology comprehensively, … Related articles All 2 versions

Facilitating learners’ web-based information problem-solving by query expansion-based concept mapping YM Huang, MC Liu, NS Chen, D Wen – Australasian Journal of …, 2014 – ascilite.org.au Abstract Web-based information problem-solving has been recognised as a critical ability for learners. However, the development of students’ abilities in this area often faces several challenges, such as difficulty in building well-organised knowledge structures to support … Related articles

Query Expansion for Microblog Retrieval: 2013 A Bandyopadhyay – trec.nist.gov Microblogging sites like http://twitter. com have emerged as a popular platform for expressing opinions. Given the increasing amount of information available through such microblogging sites, it would be nice to be able to retrieve useful tweets in response to a … Related articles

Multi-strategy Query Expansion Method Based on Semantics. L Li, H Wang – Journal of Digital Information Management, 2014 – dline.info ABSTRACT: Query expansion adds related words to a user query in order to improve retrieval results. It’s an important step in information retrieval. Most of current query expansion methods pay attention to specific expansion strategies or algorithms, while … Related articles All 2 versions

Stemming Effects on LSA Term Selection for Query Expansion M Fahsi, SM Benslimane – manifest.univ-ouargla.dz Abstract: Stemming is a mandatory step in both web information and queries processing during retrieval process. And web user’s need still hard to obtain from their short queries. That’s why many reformulation and expansion paper attempted to fulfil this gap using … Related articles All 2 versions

WordNet Based Term Selection for Pseudo Relevance Feedback Query Expansion Model R Kolikipogu, B Padmaja Rani, N Swapna – academia.edu Abstract—In every day thousands of items are being added to World Wide Web, which makes the repository enough to satisfy the information needs of end users. In this process writing the query is an art to find relevant items that are to be retrieved from the collection. … Related articles

Combining NLP and semantics to support a query expansion system MG Buey, ÁL Garrido, H de Aragón – womencouragedev.acm.org Search systems in different contexts are adopting keyword-based interfaces due to their success in traditional web search engines, such as Google or Bing. These systems are usually based on inverted indexes and different ranking policies [Baeza-Yates et al. 1999]. … Related articles All 4 versions

Query Expansion on Information Retrieval System Using Thesaurus and Boolean Approach L SIAGIAN, A Ridha – Skripsi Mahasiswa Ekstensi, 2014 – apps.cs.ipb.ac.id This research implements and evaluates the implementation of automatic query expansion with synonyms and antonyms derived from thesaurus with boolean approach. The research was conducted because query expansion in the previous research by Pancawan using …

Thesaurus-based automatic query expansion for interface-driven code search OAL Lemos, AC de Paula, FC Zanichelli… – Proceedings of the 11th …, 2014 – dl.acm.org Abstract Software engineers often resort to code search practices to support software maintenance and evolution tasks, in particular code reuse. An issue that affects code search is the vocabulary mismatch problem: while searching for a particular function, users have … Related articles

An Efficient Information Retrieval System Using Query Expansion And Document Ranking MA SHAFI’I, MSABD LATIFF, MB BASHIR… – Journal of Theoretical …, 2014 – jatit.org Abstract: Information retrieval is the process of searching and retrieval of information from documents that matches user query. The user information requirement is represented by a query or profile that contains one or more search terms. Indexing plays important role to … Related articles All 3 versions

Improving keyword search by query expansion in a probabilistic framework Z Chen, Z He, P Lv, J Wu – Chinese Spoken Language …, 2014 – ieeexplore.ieee.org Abstract Keyword search (KWS) in speech data has become an important area of research. Speech recognition error and out-ofvocabulary (OOV) problem are two major challenges in KWS. In this paper, a unified probabilistic framework is proposed for query expansion in … Related articles

Querying concepts in product data by means of query expansion S Homoceanu, WT Balke – Web Intelligence and Agent Systems, 2014 – IOS Press The Web has become the primary source of information containing both structured and unstructured information. A good example is e-commerce where products are usually described by technical specifications (structured data) and textual user reviews ( … Related articles All 4 versions

UMass CIIR at TAC KBP 2013 Entity Linking: Query Expansion using Urban Dictionary J Dalton, L Dietz – nist.gov Abstract This paper describes the system submitted to the TAC 2013 entity linking task of the Knowledge Base Population track. The core of the approach is probabilistic information retrieval over a search index of the knowledge base, including the text of Wikipedia. The … Related articles

Using google distance for query expansion in expert finding KH Yang, YL Lin, CT Chuang – Digital Information Management …, 2014 – ieeexplore.ieee.org Abstract—Expert finding, which identifies people with relevant knowledge or skills, is one of the most important issues under many circumstances. In this paper, we propose a method that utilizes Normalized Google Distance (NGD) with some global factors to enhance the … Related articles

Analyzing topic drift in query expansion for Information Retrieval from a large-scale patent DataBase B Al-Shboul, SH Myaeng – 2014 International Conference on Big Data …, 2014 – computer.org ABSTRACT Topic drift has been recognized as a major reason for ineffective retrieval of documents using query expansion. Topic drift is very important in patent domain as document processing is dependable on the quality of the search. With the huge amount of … Related articles All 4 versions

Query Expansion for Mining Translation Knowledge from Comparable Data L Xiang, Y Zhou, J Hao, D Zhang – … Based on Naturally Annotated Big Data, 2014 – Springer Abstract When mining parallel text from comparable corpora, we confront vast search space since parallel sentence or sub-sentential fragments can be scattered throughout the source and target corpus. To reduce the search space, most previous approaches have tried to … Related articles All 3 versions

Automatically incorporating context meaning for query expansion using graph connectivity measures A Jain, K Mittal, DK Tayal – Progress in Artificial Intelligence, 2014 – Springer Abstract In order to improve the retrieval performance, the query is reformulated by the process of Query expansion (QE). Most of the existing query expansion techniques do not consider the context of the terms present in the user’s query which can result in low … Related articles All 2 versions

Multilingual query expansion in the SveMed+ bibliographic database: A case study Y Gavel, PO Andersson – Journal of Information Science, 2014 – jis.sagepub.com Abstract SveMed+ is a bibliographic database covering Scandinavian medical journals. It is produced by the University Library of Karolinska Institutet in Sweden. The bibliographic references are indexed with terms from the Medical Subject Headings (MeSH) thesaurus. … Related articles All 7 versions

Query Expansion Using Wikipedia and a Concept Base in Cross-language Information Retrieval PH Anh, Y Takashi – davidpublishing.com Abstract: The present paper describes the use of online free language resources for translating and expanding queries in CLIR (cross-language information retrieval). In a previous study, we proposed method queries that were translated by two machine … Related articles

A Detailed Study on Query Expansion Techniques in Information Retrieval N Soni, J Singh – rspublication.com ABSTRACT Query expansion is a scheme that helps searchers to formulate improved query statements to retrieve better search results. It attempts to expand user’s query through the analysis of initially retrieved documents. The objective of this technique is to find … Related articles All 2 versions

Learning Concept Embeddings for Query Expansion by Quantum Entropy Minimization A Sordoni, Y Bengio, JY Nie – Twenty-Eighth AAAI …, 2014 – www-etud.iro.umontreal.ca Abstract In web search, users queries are formulated using only few terms and term- matching retrieval functions could fail at retrieving relevant documents. Given a user query, the technique of query expansion (QE) consists in selecting related terms that could … Related articles All 2 versions

Study of query expansion techniques and their application in the biomedical information retrieval AR Rivas, EL Iglesias, L Borrajo – The Scientific World Journal, 2014 – hindawi.com Information Retrieval focuses on finding documents whose content matches with a user query from a large document collection. As formulating well-designed queries is difficult for most users, it is necessary to use query expansion to retrieve relevant information. Query … Related articles All 9 versions