Sciweavers

1253 search results - page 57 / 251
» An Experimental and Theoretical Comparison of Model Selectio...
Sort
View
CVPR
2008
IEEE
14 years 11 months ago
Integrated feature selection and higher-order spatial feature extraction for object categorization
In computer vision, the bag-of-visual words image representation has been shown to yield good results. Recent work has shown that modeling the spatial relationship between visual ...
David Liu, Gang Hua, Paul A. Viola, Tsuhan Chen
ICC
2007
IEEE
108views Communications» more  ICC 2007»
14 years 3 months ago
Trust Establishment in Distributed Networks: Analysis and Modeling
— Recently, trust establishment is recognized as an important approach to defend distributed networks, such as mobile ad hoc networks and sensor networks, against malicious attac...
Yan Lindsay Sun, Yafei Yang
JMM2
2008
103views more  JMM2 2008»
13 years 8 months ago
A Novel Image Steganographic Method Using Tri-way Pixel-Value Differencing
To enlarge the capacity of the hidden secret information and to provide an imperceptible stego-image for human vision, a novel steganographic approach using tri-way pixel-value dif...
Ko-Chin Chang, Chien-Ping Chang, Ping S. Huang, Te...
PKDD
2009
Springer
113views Data Mining» more  PKDD 2009»
14 years 3 months ago
Feature Selection for Density Level-Sets
A frequent problem in density level-set estimation is the choice of the right features that give rise to compact and concise representations of the observed data. We present an eï¬...
Marius Kloft, Shinichi Nakajima, Ulf Brefeld
IDA
2002
Springer
13 years 8 months ago
Evolutionary model selection in unsupervised learning
Feature subset selection is important not only for the insight gained from determining relevant modeling variables but also for the improved understandability, scalability, and pos...
YongSeog Kim, W. Nick Street, Filippo Menczer