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» Iterative methods for Robbins problems
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93
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SIAMCO
2002
71views more  SIAMCO 2002»
15 years 5 days ago
Rate of Convergence for Constrained Stochastic Approximation Algorithms
There is a large literature on the rate of convergence problem for general unconstrained stochastic approximations. Typically, one centers the iterate n about the limit point then...
Robert Buche, Harold J. Kushner
132
Voted
KDD
2012
ACM
194views Data Mining» more  KDD 2012»
13 years 3 months ago
A sparsity-inducing formulation for evolutionary co-clustering
Traditional co-clustering methods identify block structures from static data matrices. However, the data matrices in many applications are dynamic; that is, they evolve smoothly o...
Shuiwang Ji, Wenlu Zhang, Jun Liu
ICML
2003
IEEE
15 years 5 months ago
An Evaluation on Feature Selection for Text Clustering
Feature selection methods have been successfully applied to text categorization but seldom applied to text clustering due to the unavailability of class label information. In this...
Tao Liu, Shengping Liu, Zheng Chen, Wei-Ying Ma
91
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COMPUTING
2006
130views more  COMPUTING 2006»
15 years 17 days ago
Factorized Solution of Lyapunov Equations Based on Hierarchical Matrix Arithmetic
We investigate the numerical solution of large-scale Lyapunov equations with the sign function method. Replacing the usual matrix inversion, addition, and multiplication by format...
Ulrike Baur, Peter Benner
67
Voted
ICPR
2000
IEEE
16 years 1 months ago
Accuracy Improvement of Slant Estimation for Handwritten Words
Handwritten words are usually slant or Italicized due to the mechanism of handwriting and the personality. In order to improve the accuracy of character segmentation and recogniti...
Yimei Ding, Fumitaka Kimura, Yasuji Miyake, Malaya...