Sciweavers

551 search results - page 14 / 111
» Performance evaluation of relevance feedback methods
Sort
View
CIKM
2009
Springer
14 years 1 months ago
A comparative study of methods for estimating query language models with pseudo feedback
We systematically compare five representative state-of-theart methods for estimating query language models with pseudo feedback in ad hoc information retrieval, including two var...
Yuanhua Lv, ChengXiang Zhai
KDD
2009
ACM
248views Data Mining» more  KDD 2009»
14 years 1 months ago
PSkip: estimating relevance ranking quality from web search clickthrough data
1 In this article, we report our efforts in mining the information encoded as clickthrough data in the server logs to evaluate and monitor the relevance ranking quality of a commer...
Kuansan Wang, Toby Walker, Zijian Zheng
SIGIR
2009
ACM
14 years 3 months ago
Approximating true relevance distribution from a mixture model based on irrelevance data
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
Peng Zhang, Yuexian Hou, Dawei Song
HICSS
2003
IEEE
93views Biometrics» more  HICSS 2003»
14 years 2 months ago
A General Method for Statistical Performance Evaluation
In the paper, we propose a general method for statistical performance evaluation. The method incorporates various statistical metrics and automatically selects an appropriate stat...
Longzhuang Li, Yi Shang, Wei Zhang, Hongchi Shi
SIGIR
2011
ACM
12 years 11 months ago
Active learning to maximize accuracy vs. effort in interactive information retrieval
We consider an interactive information retrieval task in which the user is interested in finding several to many relevant documents with minimal effort. Given an initial documen...
Aibo Tian, Matthew Lease