130 search results - page 19 / 26 » Optimizing Area Under Roc Curve with SVMs |
FLAIRS
2008
13 years 10 months ago
2008
The standard kNN algorithm suffers from two major drawbacks: sensitivity to the parameter value k, i.e., the number of neighbors, and the use of k as a global constant that is ind...
SDM
2010
SIAM
13 years 9 months ago
2010
SIAM
We introduce a novel Bayesian framework for hybrid community discovery in graphs. Our framework, HCDF (short for Hybrid Community Discovery Framework), can effectively incorporate...
ICMLA
2007
13 years 9 months ago
2007
For both single probability estimation trees (PETs) and ensembles of such trees, commonly employed class probability estimates correct the observed relative class frequencies in e...
CLEF
2010
Springer
13 years 8 months ago
2010
Springer
Wikipedia describes itself as the "free encyclopedia that anyone can edit". Along with the helpful volunteers who contribute by improving the articles, a great number of ...
JMS
2010
13 years 6 months ago
2010
This paper describes the development of a tree-based decision model to predict the severity of pediatric asthma exacerbations in the emergency department (ED) at two hours followi...