735 search results - page 21 / 147 » TREC: Experiment and evaluation in information retrieval |
100
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SIGIR
2008
ACM
15 years 1 months ago
2008
ACM
Evaluation measures act as objective functions to be optimized by information retrieval systems. Such objective functions must accurately reflect user requirements, particularly w...
117
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CIKM
2007
Springer
15 years 5 months ago
2007
Springer
Information retrieval (IR) researchers commonly use three tests of statistical significance: the Student's paired t-test, the Wilcoxon signed rank test, and the sign test. Ot...
SIGIR
2006
ACM
15 years 7 months ago
2006
ACM
We introduce and validate bootstrap techniques to compute confidence intervals that quantify the effect of test-collection variability on average precision (AP) and mean average...
103
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TREC
2000
15 years 2 months ago
2000
In this paper we describe the LIMSI Spoken Document Retrieval system used in the TREC-9 evaluation. This system combines an adapted version of the LIMSI 1999 Hub-4E transcription ...
123
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SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
In information retrieval (IR), research aiming to reduce the cost of retrieval system evaluations has been conducted along two lines: (i) the evaluation of IR systems with reduced...