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» Robot Localization Using a Computer Vision Sextant
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ECCV
2006
Springer
16 years 5 months ago
Density Estimation Using Mixtures of Mixtures of Gaussians
In this paper we present a new density estimation algorithm using mixtures of mixtures of Gaussians. The new algorithm overcomes the limitations of the popular Expectation Maximiza...
Wael Abd-Almageed, Larry S. Davis
ICPR
2006
IEEE
16 years 4 months ago
Contour Encoding Based on Extraction of Key Points Using Wavelet Transform
In many situations it is convenient to represent pictorial data in the form of contours. It may become necessary to compress such contour data for efficient storage and transmissi...
Pravas Mahapatra, Vishnu Makkapati
IEAAIE
2007
Springer
15 years 9 months ago
Phase-Based Feature Matching Under Illumination Variances
The problem of matching feature points in multiple images is difficult to solve when their appearance changes due to illumination variance, either by lighting or object motion. In ...
Masaaki Nishino, Atsuto Maki, Takashi Matsuyama
CVPR
2008
IEEE
16 years 5 months ago
Nonlinear image representation using divisive normalization
In this paper, we describe a nonlinear image representation based on divisive normalization that is designed to match the statistical properties of photographic images, as well as...
Siwei Lyu, Eero P. Simoncelli
CVPR
2003
IEEE
16 years 5 months ago
Man-Made Structure Detection in Natural Images using a Causal Multiscale Random Field
This paper presents a generative model based approach to man-made structure detection in 2D natural images. The proposed approach uses a causal multiscale random field suggested i...
Sanjiv Kumar, Martial Hebert