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» A Dynamic Separator Algorithm
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160
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ICASSP
2011
IEEE
14 years 4 months ago
A robust lip tracking algorithm using localized color active contours and deformable models
Lip tracking is crucial to the success of a lipreading recognition system. This paper presents a robust lip tracking algorithm using localized color active contours and deformable...
Xin Liu, Yiu-ming Cheung
119
Voted
CEC
2005
IEEE
15 years 6 months ago
Ecology-inspired evolutionary algorithm using feasibility-based grouping for constrained optimization
When evolutionary algorithms are used for solving numerical constrained optimization problems, how to deal with the relationship between feasible and infeasible individuals can dir...
Ming Yuchi, Jong-Hwan Kim
103
Voted
CGF
2008
109views more  CGF 2008»
15 years 15 days ago
Occlusion Textures for Plausible Soft Shadows*
Authors' version: This paper presents a novel approach to obtain plausible soft shadows for complex dynamic scenes and a rectangular light source. We estimate the lights occl...
Elmar Eisemann, Xavier Décoret
122
Voted
STOC
2007
ACM
169views Algorithms» more  STOC 2007»
16 years 21 days ago
Proportional response dynamics leads to market equilibrium
One of the main reasons of the recent success of peer to peer (P2P) file sharing systems such as BitTorrent is its built-in tit-for-tat mechanism. In this paper, we model the band...
Fang Wu, Li Zhang
STOC
2005
ACM
81views Algorithms» more  STOC 2005»
16 years 21 days ago
Improved approximation algorithms for minimum-weight vertex separators
Uriel Feige, Mohammad Taghi Hajiaghayi, James R. L...