448 search results - page 62 / 90 » Directly optimizing evaluation measures in learning to rank |
WSDM
2010
ACM
15 years 7 months ago
2010
ACM
Sponsored search is a multi-billion dollar business that generates most of the revenue for search engines. Predicting the probability that users click on ads is crucial to sponsor...
BMCBI
2006
14 years 9 months ago
2006
Background: One of the important goals of microarray research is the identification of genes whose expression is considerably higher or lower in some tissues than in others. We wo...
MLMI
2005
Springer
15 years 3 months ago
2005
Springer
The TNO speaker speaker diarization system is based on a standard BIC segmentation and clustering algorithm. Since for the NIST Rich Transcription speaker dizarization evaluation m...
ECML
2003
Springer
15 years 3 months ago
2003
Springer
Abstract. In this work we investigate several issues in order to improve the performance of probabilistic estimation trees (PETs). First, we derive a new probability smoothing that...
BIOINFORMATICS
2007
14 years 10 months ago
2007
Motivation: Protein–protein complexes are known to play key roles in many cellular processes. However, they are often not accessible to experimental study because of their low s...