388 search results - page 47 / 78 » Unsupervised Discriminant Projection Analysis for Feature Ex... |
CVPR
2001
IEEE
14 years 9 months ago
2001
IEEE
This paper presents an improvement of the classical Non-negative Matrix Factorization (NMF) approach, for dealing with local representations of image objects. NMF, when applied to...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
It is well known that how to extract dynamical features is a key issue for video based face analysis. In this paper, we present a novel approach of facial action units (AU) and ex...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
We describe recent progress in the field of prosodic modeling for speaker verification. In a previous paper, we proposed a technique for modeling syllable-based prosodic feature...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
This paper proposes a novel facial expression recognition approach based on two sets of features extracted from the face images: texture features and global appearance features. T...
ACCV
2007
Springer
14 years 1 months ago
2007
Springer
Palmprint recognition, as a new branch of biometric technology, has attracted much attention in recent years. Various palmprint representations have been proposed for recognition. ...