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» Objective Functions for Feature Discrimination
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117
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ICCV
2007
IEEE
16 years 2 months ago
Semi-supervised Discriminant Analysis
Linear Discriminant Analysis (LDA) has been a popular method for extracting features which preserve class separability. The projection vectors are commonly obtained by maximizing ...
Deng Cai, Xiaofei He, Jiawei Han
109
Voted
ISBI
2011
IEEE
14 years 4 months ago
Discriminative persistent homology of brain networks
It is known that the brain network has small-world and scalefree topology, but the network structures drastically change depending on how to threshold a connectivity matrix. The e...
Hyekyoung Lee, Moo K. Chung, Hyejin Kang, Bung-Nyu...
90
Voted
ICMCS
2005
IEEE
123views Multimedia» more  ICMCS 2005»
15 years 6 months ago
Hidden Markov Model Based Weighted Likelihood Discriminant for Minimum Error Shape Classification
The goal of this communication is to present a weighted likelihood discriminant for minimum error shape classification. Different from traditional Maximum Likelihood (ML) methods...
Ninad Thakoor, Sungyong Jung, Jean Gao
111
Voted
IJON
2011
186views more  IJON 2011»
14 years 3 months ago
Discriminative structure selection method of Gaussian Mixture Models with its application to handwritten digit recognition
, Yunde Jia Model structure selection is currently an open problem in modeling data via Gaussian Mixture Models (GMM). This paper proposes a discriminative method to select GMM st...
Xuefeng Chen, Xiabi Liu, Yunde Jia
94
Voted
AVBPA
2001
Springer
114views Biometrics» more  AVBPA 2001»
15 years 5 months ago
Speaker Discriminative Weighting Method for VQ-Based Speaker Identification
: We consider the matching function in vector quantization based speaker identification system. The model of a speaker is a codebook generated from the set of feature vectors from ...
Tomi Kinnunen, Pasi Fränti