Search Results - subject:"Query Expansion"

Query Expansion Using Medical Information Extraction for Improving Information Retrieval in French Medical Domain

Meziane, Farid; Belalem, Ghalem; Barigou, Fatiha; … - In: International Journal of Intelligent Information … 14 (2018) 3, pp. 1-17

doctors. In this article, the authors present a query expansion method that uses medical entities and their semantic relations …

Persistent link: https://www.econbiz.de/10012045522

Lexical Co-Occurrence and Contextual Window-Based Approach with Semantic Similarity for Query Expansion

Singh, Jagendra; Kumar, Rakesh - In: International Journal of Intelligent Information … 13 (2017) 3, pp. 57-78

Query expansion (QE) is an efficient method for enhancing the efficiency of information retrieval system. In this work …

Persistent link: https://www.econbiz.de/10012045509

Personalization Approaches for Ranking: A Review and Research Experiments

Potey, Madhuri A.; Sinha, Pradeep K. - In: International Journal of Information Retrieval Research … 7 (2017) 1, pp. 1-16

Search engine technologies are evolving to satisfy the user's ever increasing information need; but are yet to achieve perfection especially in ranking. With the exponential growth in the available information on the internet; ranking has become vital for satisfactory search experience. User...

Persistent link: https://www.econbiz.de/10012045548

Proximity-Based Good Turing Discounting and Kernel Functions for Pseudo-Relevance Feedback

Drias, Habiba; Khennak, Ilyes - In: International Journal of Information Retrieval Research … 7 (2017) 3, pp. 1-21

During the last few years, it has become abundantly clear that the technological advances in information technology have led to the dramatic proliferation of information on the web and this, in turn, has led to the appearance of new words in the Internet. Due to the difficulty of reaching the...

Persistent link: https://www.econbiz.de/10012045556

Federated semantic search using terminological thesauri for learning object discovery

Koutsomitropoulos, Dimitrios; Solomou, Georgia; Kalou, … - In: Journal of Enterprise Information Management 30 (2017) 5, pp. 795-808

(LORs). Design/methodology/approach The authors develop a framework for keyword-based query expansion using SKOS domain …’ knowledge, this is the first time SKOS-based query expansion is applied in a federated setting, and for the discovery and …

Persistent link: https://www.econbiz.de/10014860200

Arabic Query Expansion Using WordNet and Association Rules

Belalem, Ghalem; Abbache, Ahmed; Belkredim, Fatma Zohra; … - In: International Journal of Intelligent Information … 12 (2016) 3, pp. 51-64

Query expansion is the process of adding additional relevant terms to the original queries to improve the performance … of information retrieval systems. However, previous studies showed that automatic query expansion using WordNet do not … lead to an improvement in the performance. One of the main challenges of query expansion is the selection of appropriate …

Persistent link: https://www.econbiz.de/10012045493

Query Expansion based on Central Tendency and PRF for Monolingual Retrieval

Vaidyanathan, Rekha; Das, Sujoy; Srivastava, Namita - In: International Journal of Information Retrieval Research … 6 (2016) 4, pp. 30-50

Query Expansion is the process of selecting relevant words that are closest in meaning and context to that of the … the right group of words for query expansion. The objective of the method is to keep the expanded query with minimum words … art query expansion models - Bo1 and KL. FIRE 2011 Adhoc English and Hindi data for 50 topics each were used for …

Persistent link: https://www.econbiz.de/10012045546

Construction and application of specialty-term information for document re-ranking

Chou, Shihchieh; Dai, Zhangting - In: Online Information Review 40 (2016) 7, pp. 1054-1070

combination with current methods of query expansion. Design/methodology/approach A method was designed first to utilize the … derived information owing to term appearance differentiation within a conventional query expansion approach that has been … differences in performances can be achieved between the proposed method and the conventional query expansion method alone …

Persistent link: https://www.econbiz.de/10014966682

A Fuzzy Ontology-Based Semantic Data Integration System

Yaguinuma, Cristiane A.; Afonso, Gustavo F.; Ferraz, … - In: Journal of Information & Knowledge Management (JIKM) 10 (2011) 03, pp. 285-299

Data integration becomes even more necessary given the increasing availability of data from distributed and heterogeneous sources. To address such heterogeneity, crisp ontologies have been employed in order to represent the semantics of integrated data. However, it is interesting to use fuzzy...

Persistent link: https://www.econbiz.de/10009274276