372 search results - page 32 / 75 » Learning to Rank Using an Ensemble of Lambda-Gradient Models |
ICASSP
2009
IEEE
13 years 11 months ago
2009
IEEE
Lattice-based approaches have been widely used in spoken document retrieval to handle the speech recognition uncertainty and errors. Position Specific Posterior Lattices (PSPL) an...
ECML
2007
Springer
13 years 11 months ago
2007
Springer
We consider the problem of ordinal classification, in which a value set of the decision attribute (output, dependent variable) is finite and ordered. This problem shares some chara...
BIOCOMP
2006
13 years 9 months ago
2006
The history of molecular biology is punctuated by a series of discoveries demonstrating the surprising breadth of biological roles of ribonucleic acid (RNA). An ensemble of evoluti...
IROS
2009
IEEE
14 years 2 months ago
2009
IEEE
— We address the problem of foothold selection in robotic legged locomotion over very rough terrain. The difficulty of the problem we address here is comparable to that of human...
JCST
2008
13 years 7 months ago
2008
In Chinese, phrases and named entities play a central role in information retrieval. Abbreviations, however, make keyword-based approaches less effective. This paper presents an em...