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126
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SINOBIOMETRICS
2004
Springer
15 years 7 months ago
Face Recognition Under Varying Lighting Based on Derivates of Log Image
This paper considers the problem of recognizing faces under varying illuminations. First, we investigate the statistics of the derivative of the irradiance images (log) of human f...
Laiyun Qing, Shiguang Shan, Wen Gao
149
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ISSAC
2011
Springer
225views Mathematics» more  ISSAC 2011»
14 years 5 months ago
On the structure of compatible rational functions
A finite number of rational functions are compatible if they satisfy the compatibility conditions of a first-order linear functional system involving differential, shift and q-...
Shaoshi Chen, Ruyong Feng, Guofeng Fu, Ziming Li
115
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AAAI
2011
14 years 2 months ago
Relational Blocking for Causal Discovery
Blocking is a technique commonly used in manual statistical analysis to account for confounding variables. However, blocking is not currently used in automated learning algorithms...
Matthew J. Rattigan, Marc E. Maier, David Jensen
82
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CCE
2006
15 years 2 months ago
Air separation control technology
Achieving high performance process control (HPPC) requires that the control system operate the plant at optimal efficiency over the full range of steady state and dynamic conditio...
David R. Vinson
130
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TSMC
2002
105views more  TSMC 2002»
15 years 1 months ago
On the use of learning automata in the control of broadcast networks: a methodology
Due to its fixed assignment nature, the well-known time division multiple access (TDMA) protocol suffers from poor performance when the offered traffic is bursty. In this paper, an...
Georgios I. Papadimitriou, Mohammad S. Obaidat, An...