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PAMI
2006
221views more  PAMI 2006»
15 years 5 months ago
Face Recognition from a Single Training Image under Arbitrary Unknown Lighting Using Spherical Harmonics
In this paper, we propose two novel methods for face recognition under arbitrary unknown lighting by using spherical harmonics illumination representation, which require only one t...
Lei Zhang 0002, Dimitris Samaras
MVA
2000
160views Computer Vision» more  MVA 2000»
15 years 7 months ago
Self-Calibration from Optical Flow and Its Reliability Evaluation
An algorithm is presented for 3-D reconstruction from optical flow observed by an uncalibrated camera. We show that by incorporating a statistical model of image noise, we can not...
Kenichi Kanatani
MVA
1990
129views Computer Vision» more  MVA 1990»
15 years 6 months ago
An Interactive Colour Line Recognition System for Seismic Section Digitisation
In this paper, we describe a commercial vision system for the digitisation and extraction of horizons drawn with coloured pencils on seismic sections. The system combines image pr...
Jonathan Shapiro, Jin Zhengping
ISVC
2010
Springer
15 years 4 months ago
A Sharp Concentration-Based Adaptive Segmentation Algorithm
We propose an adaptive procedure for segmenting images by merging of homogeneous regions. The algorithm is based on sharp concentration inequalities and is tailored to avoid over-...
Christophe Fiorio, Andre Mas
PRL
2008
152views more  PRL 2008»
15 years 5 months ago
WND-CHARM: Multi-purpose image classification using compound image transforms
We describe a multi-purpose image classifier that can be applied to a wide variety of image classification tasks without modifications or fine-tuning, and yet provide classificati...
Nikita Orlov, Lior Shamir, Tomasz J. Macura, Josia...