305 search results - page 33 / 61 » CLIR Evaluation at TREC |
SIGIR
2008
ACM
13 years 8 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...
ECIR
2009
Springer
14 years 5 months ago
2009
Springer
Abstract. In this paper, we examine a number of newly applied methods for combining pre-retrieval query performance predictors in order to obtain a better prediction of the query...
SIGIR
2006
ACM
14 years 2 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...
SIGIR
2004
ACM
14 years 2 months ago
2004
ACM
Although information retrieval research has always been concerned with improving the effectiveness of search, in some applications, such as information analysis, a more specific ...
SIGIR
2003
ACM
14 years 1 months ago
2003
ACM
We present a non-traditional retrieval problem we call subtopic retrieval. The subtopic retrieval problem is concerned with finding documents that cover many different subtopics ...