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ICML
2008
IEEE
14 years 10 months ago
Nearest hyperdisk methods for high-dimensional classification
In high-dimensional classification problems it is infeasible to include enough training samples to cover the class regions densely. Irregularities in the resulting sparse sample d...
Hakan Cevikalp, Bill Triggs, Robi Polikar
ML
2007
ACM
127views Machine Learning» more  ML 2007»
13 years 9 months ago
Density estimation with stagewise optimization of the empirical risk
We consider multivariate density estimation with identically distributed observations. We study a density estimator which is a convex combination of functions in a dictionary and ...
Jussi Klemelä
ECCV
2010
Springer
13 years 8 months ago
Coupled Gaussian Process Regression for Pose-Invariant Facial Expression Recognition
We present a novel framework for the recognition of facial expressions at arbitrary poses that is based on 2D geometric features. We address the problem by first mapping the 2D loc...
Ognjen Rudovic, Ioannis Patras, Maja Pantic
ICDAR
2009
IEEE
14 years 4 months ago
Multi-Oriented and Multi-Sized Touching Character Segmentation Using Dynamic Programming
In this paper, we present a scheme towards the segmentation of English multi-oriented touching strings into individual characters. When two or more characters touch, they generate...
Partha Pratim Roy, Umapada Pal, Josep Lladó...
HAPTICS
2005
IEEE
14 years 3 months ago
A Closest Point Algorithm for Parametric Surfaces with Global Uniform Asymptotic Stability
— We present an algorithm that determines the point on a convex parametric surface patch that is closest to a given (possibly moving) point. Any initial point belonging to the su...
Volkan Patoglu, R. Brent Gillespie