52 search results - page 4 / 11 » Learning Nonlinear Overcomplete Representations for Efficien... |
CVPR
2008
IEEE
16 years 2 days ago
2008
IEEE
In this paper, we present a novel iris recognition method based on learned ordinal features.Firstly, taking full advantages of the properties of iris textures, a new iris represen...
JMLR
2008
14 years 10 months ago
2008
Conventional SVM-based image coding methods are founded on independently restricting the distortion in every image coefficient at some particular image representation. Geometrical...
TASLP
2008
14 years 10 months ago
2008
This paper investigates the use of sparse overcomplete decompositions for audio coding. Audio signals are decomposed over a redundant union of modified discrete cosine transform (M...
ICIP
2004
IEEE
15 years 11 months ago
2004
IEEE
To be efficient, data protection algorithms should generally exploit the properties of the media information in the transform domain. In this paper, we will advocate the use of no...
PAMI
2006
14 years 10 months ago
2006
Understanding the structure of multidimensional patterns, especially in unsupervised case, is of fundamental importance in data mining, pattern recognition and machine learning. Se...