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» Computing Robustness and Persistence for Images
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ICIP
2002
IEEE
15 years 11 months ago
Polynomial features for robust face authentication
In this paper we introduce the DCT-mod2 facial feature extraction technique which utilizes polynomial coefficients derived from 2-D DCT coefficients of spatially neighbouring bloc...
Conrad Sanderson, Kuldip K. Paliwal
BMVC
2010
14 years 7 months ago
Recognition from Appearance Subspaces across Image Sets of Variable Scale
Linear subspace representations of appearance variation are pervasive in computer vision. In this paper we address the problem of robustly matching them (computing the similarity ...
Ognjen Arandjelovic
ICCV
2005
IEEE
15 years 11 months ago
Learning Non-Negative Sparse Image Codes by Convex Programming
Example-based learning of codes that statistically encode general image classes is of vital importance for computational vision. Recently, non-negative matrix factorization (NMF) ...
Christoph Schnörr, Matthias Heiler
ICIP
2001
IEEE
15 years 11 months ago
New robust Hausdorff distance-based face detection
This paper proposes a novel approach for robust face detection based on our enhanced Hausdorff Distance (HD). A major aim of this research is to achieve a highly efficient method ...
Sanun Srisuk, Werasak Kurutach
ICASSP
2011
IEEE
14 years 1 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