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"Tuning": Error Optimisation in Ad-Hoc Retrieval
Published on 2007-02-253125 Views
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Presentation
'Tuning': Error Optimisation in Ad-Hoc Retrieval00:00
Machine Learning intro.02:24
'Ranking' issues10:07
Learning Web Ranking Functions12:21
“ Ranking” problem13:13
Example (Topic Distillation, TREC’ 04)15:41
Pair-wise error measures17:21
Pair-wise for NDCG: does it work?20:56