Sciweavers

945 search results - page 57 / 189
» Improved Boosting Algorithms using Confidence-Rated Predicti...
Sort
View
MCS
2007
Springer
13 years 7 months ago
Exploiting Diversity in Ensembles: Improving the Performance on Unbalanced Datasets
Abstract. Ensembles are often capable of greater predictive performance than any of their individual classifiers. Despite the need for classifiers to make different kinds of err...
Nitesh V. Chawla, Jared Sylvester
ICCV
2009
IEEE
15 years 20 days ago
TagProp: Discriminative Metric Learning in Nearest Neighbor Models for Image Auto-Annotation
Image auto-annotation is an important open problem in computer vision. For this task we propose TagProp, a discriminatively trained nearest neighbor model. Tags of test images a...
Matthieu Guillaumin, Thomas Mensink, Jakob Verbeek...
JCB
2008
75views more  JCB 2008»
13 years 7 months ago
New, Improved, and Practical k-Stem Sequence Similarity Measures for Probe Design
We define new measures of sequence similarity for oligonucleotide probe design. These new measures incorporate the nearest neighbor k-stem motifs in their definition, but can be e...
Anthony J. Macula, Alexander Schliep, Morgan A. Bi...
WEA
2007
Springer
114views Algorithms» more  WEA 2007»
14 years 1 months ago
Improving Tree Search in Phylogenetic Reconstruction from Genome Rearrangement Data
Abstract. A major task in evolutionary biology is to determine the ancestral relationships among the known species, a process generally referred as phylogenetic reconstruction. In ...
Fei Ye, Yan Guo, Andrew Lawson, Jijun Tang
KDD
2005
ACM
153views Data Mining» more  KDD 2005»
14 years 8 months ago
Improving discriminative sequential learning with rare--but--important associations
Discriminative sequential learning models like Conditional Random Fields (CRFs) have achieved significant success in several areas such as natural language processing, information...
Xuan Hieu Phan, Minh Le Nguyen, Tu Bao Ho, Susumu ...