752 search results - page 106 / 151 » Manifold of Facial Expression |
DCG
2006
13 years 7 months ago
2006
Let A be a d by n matrix, d < n. Let C be the regular cross polytope (octahedron) in Rn . It has recently been shown that properties of the centrosymmetric polytope P = AC are ...
WACV
2005
IEEE
14 years 1 months ago
2005
IEEE
Current two-dimensional image based face recognition systems encounter difficulties with large facial appearance variations due to the pose, illumination and expression changes. ...
PAMI
2011
13 years 2 months ago
2011
—Human faces are remarkably similar in global properties, including size, aspect ratio, and location of main features, but can vary considerably in details across individuals, ge...
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
In machine learning and computer vision, input signals are often filtered to increase data discriminability. For example, preprocessing face images with Gabor band-pass filters ...
LRE
2008
13 years 7 months ago
2008
Since emotions are expressed through a combination of verbal and non-verbal channels, a joint analysis of speech and gestures is required to understand expressive human communicati...