Browsing All Posts published on »November, 2010«

CIKM’10 Paper – Term Necessity Prediction

November 13, 2010

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Query modeling — finding an optimal representation of query — has been a hot topic for IR research (at least in UMass) for recent years. In addition to a classic theme of query expansion, new papers on query reduction, query-term weighting, query structuring (based on document fields) has been published. We even had a lab […]

CIKM’10 Papers – Reverted Indexing for Feedback and Expansion

November 7, 2010

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I haven’t been blogging for a while, yet several interesting papers in recent CIKM conference in Toronto motivated me to write something here. While lots of papers make incremental contributions by introducing additional features to existing models or by applying existing technique to new domain, there are papers that seem to be ‘groundbreaking’ in that […]