372 search results - page 51 / 75 » Learning to Rank Using an Ensemble of Lambda-Gradient Models |
UAI
2008
13 years 9 months ago
2008
We introduce a new type of graphical model called a `cumulative distribution network' (CDN), which expresses a joint cumulative distribution as a product of local functions. ...
ECIR
2007
Springer
13 years 9 months ago
2007
Springer
Retrieval accuracy can be improved by considering which document type should be filtered out and which should be ranked higher in the result list. Hence, document type can be used...
KDD
2006
ACM
14 years 8 months ago
2006
ACM
Mining data streams of changing class distributions is important for real-time business decision support. The stream classifier must evolve to reflect the current class distributi...
FOCI
2007
IEEE
14 years 2 months ago
2007
IEEE
— A learning machine is called singular if its Fisher information matrix is singular. Almost all learning machines used in information processing are singular, for example, layer...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
Documents formatted in eXtensible Markup Language (XML) are becoming increasingly available in collections of various document types. In this paper, we present an approach for the...