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ICASSP
2008
IEEE
14 years 3 months ago
Sigma-delta resolution enhancement for far-field acoustic source separation
Many source separation algorithms fail to deliver robust performance when applied to signals recorded using highdensity microphone arrays where distance between sensor elements is...
Amin Fazel, Shantanu Chakrabartty
CEC
2007
IEEE
14 years 3 months ago
Asynchronous spatial evolutionary games: spatial patterns, Diversity and Chaos
— Over the past 50 years, much attention has been given to the Prisoner’s Dilemma as a metaphor for problems surrounding the evolution and maintenance of cooperative and altrui...
David Newth, David Cornforth
SEMCO
2007
IEEE
14 years 3 months ago
Perceptual Shape-Based Natural Image Representation and Retrieval
Human visual recognition is based largely on shape, yet effectively using shapes in natural image retrieval is a challenging task. Most existing methods are based on the geometric...
Xiaofen Zheng, Scott A. Sherrill-Mix, Qigang Gao
ACCV
2007
Springer
14 years 3 months ago
High Capacity Watermarking in Nonedge Texture Under Statistical Distortion Constraint
High-capacity image watermarking scheme aims at maximize bit rate of hiding information, neither eliciting perceptible image distortion nor facilitating special watermark attack. T...
Fan Zhang, Wenyu Liu, Chunxiao Liu
GECCO
2007
Springer
300views Optimization» more  GECCO 2007»
14 years 3 months ago
A NSGA-II, web-enabled, parallel optimization framework for NLP and MINLP
Engineering design increasingly uses computer simulation models coupled with optimization algorithms to find the best design that meets the customer constraints within a time con...
David J. Powell, Joel K. Hollingsworth