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"A term is known by the company it keeps": On Selecting a Good Expansion Set in Pseudo-Relevance Feedback [chapter]

Raghavendra Udupa, Abhijit Bhole, Pushpak Bhattacharyya
2009 Lecture Notes in Computer Science  
It is well known that pseudo-relevance feedback (PRF) improves the retrieval performance of Information Retrieval (IR) systems in general.  ...  In this work, we challenge this approach and show empirically that a feedback term is neither good nor bad in itself in general; the behavior of a term depends very much on other expansion terms.  ...  Introduction Pseudo-relevance feedback (PRF) is a well-known method for query expansion in Information Retrieval (IR) [1] .  ... 
doi:10.1007/978-3-642-04417-5_10 fatcat:t35ywhda5ffflooca3nig2aoqm

LANGUAGE IN INDIA Strength for Today and Bright Hope for Tomorrow Application of NLP in Indian Languages in Information Retrieval

M Thirumalai, B Mallikarjun, Sam, B A Sharada, A R Fatihi, Lakhan, Marie Jennifer, S M Bayer, G Ravichandran, L Baskaran, Ramamoorthy, B Sharada
unpublished
The papers "A term is known by the company it keeps": On Selecting a Good Expansion Set in Pseudo-Relevance Feedback and "They Are Out There, If You Know Where to Look": Mining Transliterations of OOV  ...  Query Terms for Cross-Language Information Retrieval discusses pseudo-relevance feedback (PRF) and Cross-Language Information Retrieval (CLIR) respectively that improves the retrieval performance of Information  ...  This is the best way we could see the development of a language as well as its application in information retrieval in a proper perspective.  ... 
fatcat:2n7r3zdesbghpoqkyywawev5em