Sciweavers

2040 search results - page 322 / 408
» Approximate Expectation Maximization
Sort
View
PKDD
2009
Springer
88views Data Mining» more  PKDD 2009»
15 years 9 months ago
Feature Weighting Using Margin and Radius Based Error Bound Optimization in SVMs
The Support Vector Machine error bound is a function of the margin and radius. Standard SVM algorithms maximize the margin within a given feature space, therefore the radius is fi...
Huyen Do, Alexandros Kalousis, Melanie Hilario
PKDD
2009
Springer
147views Data Mining» more  PKDD 2009»
15 years 9 months ago
Kernel Polytope Faces Pursuit
Abstract. Polytope Faces Pursuit (PFP) is a greedy algorithm that approximates the sparse solutions recovered by 1 regularised least-squares (Lasso) [4,10] in a similar vein to (Or...
Tom Diethe, Zakria Hussain
CISS
2008
IEEE
15 years 9 months ago
Optimal path planning for mobile backbone networks
— Mobile Backbone Networks are heterogeneous wireless networks in which a subset of the nodes are more capable than others. The more capable nodes are referred to as Mobile Backb...
Anand Srinivas, Eytan Modiano
GLOBECOM
2008
IEEE
15 years 9 months ago
Wavelet Based Detection of Session Hijacking Attacks in Wireless Networks
— This paper develops a mechanism for detecting session hijacking attacks in wireless networks. The proposed scheme is based on detecting abrupt changes in the strength of the re...
Xiaobo Long, Biplab Sikdar
ICC
2008
IEEE
137views Communications» more  ICC 2008»
15 years 9 months ago
Reliability of Connections in Multilayer Networks under Shared Risk Groups and Costs Constraints
The notion of Shared Risk Resource Groups (SRRG) has been introduced to capture survivability issues when a set of resources may fail simultaneously. Applied to Wavelength Divisio...
David Coudert, Florian Huc, Fabrice Peix, Marie-Em...