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ICMCS
2009
IEEE
107views Multimedia» more  ICMCS 2009»
14 years 7 months ago
Fast directional image interpolation with difference projection
This paper presents a new directional image interpolator, aiming to increase image resolution with high perceptual quality and low computational complexity. In our method, missing...
Zhiwei Xiong, Yonghua Zhang, Xiaoyan Sun, Feng Wu
IMAGING
2004
14 years 11 months ago
Fast Re-integration of Shadow Free Images
In imaging applications, computation is often carried out in a derivative (gradient) domain. For example, we can attenuate small image differences by thresholding the gradient and...
Clément Fredembach, Graham D. Finlayson
ACII
2005
Springer
14 years 11 months ago
A Composite Method to Extract Eye Contour
Abstract. An eye contour extraction method which combines a simplied version of Active Shape Model(ASM) with a gradient method is proposed. Considering the large amount of calculat...
Ke Sun, Hong Wang 0004
NIPS
2007
14 years 11 months ago
Topmoumoute Online Natural Gradient Algorithm
Guided by the goal of obtaining an optimization algorithm that is both fast and yields good generalization, we study the descent direction maximizing the decrease in generalizatio...
Nicolas Le Roux, Pierre-Antoine Manzagol, Yoshua B...
GECCO
2009
Springer
137views Optimization» more  GECCO 2009»
15 years 1 months ago
Efficient natural evolution strategies
Efficient Natural Evolution Strategies (eNES) is a novel alternative to conventional evolutionary algorithms, using the natural gradient to adapt the mutation distribution. Unlike...
Yi Sun, Daan Wierstra, Tom Schaul, Jürgen Sch...