497 search results - page 37 / 100 » Study on Feature Selection Algorithm in Topic Tracking |
CLEF
2009
Springer
15 years 5 days ago
2009
Springer
In this paper we will briefly describe the approaches taken by the Berkeley Cheshire Group for the GikiCLEF task of the QA track. Because the task was intended to model some aspec...
EUSFLAT
2009
14 years 8 months ago
2009
Previously we proposed a scheme to generate fuzzy rule-based multiclassification systems by means of bagging, mutual information-based feature selection, and a multicriteria geneti...
CVPR
2000
IEEE
15 years 3 months ago
2000
IEEE
We present a framework for tracking rigid objects based on an adaptive Bayesian recognition technique that incorporates dependencies between object features. At each frame we fin...
112
click to vote
TREC
2004
15 years 13 days ago
2004
Our experiments in the Robust track this year focused on predicting query difficulty and using this prediction for improving information retrieval. We developed two prediction alg...
CIKM
2010
Springer
14 years 9 months ago
2010
Springer
Bursty features in text streams are very useful in many text mining applications. Most existing studies detect bursty features based purely on term frequency changes without takin...