552 search results - page 48 / 111 » Recognizing Action at a Distance |
UM
2007
Springer
14 years 1 months ago
2007
Springer
Accurately recognizing users’ affective states could contribute to more productive and enjoyable interactions, particularly for task-oriented learning environments. In addition t...
ICCV
1995
IEEE
13 years 11 months ago
1995
IEEE
Previous efforts at facial expression recognition have been based on the Facial Action Coding System (FACS), a representation developed in order to allow human psychologists to co...
IMA
2009
Springer
14 years 2 months ago
2009
Springer
The Rayleigh quotient of a bent function is an invariant under the action of the orthogonal group, and it measures the distance of the function to its dual. An efficient algorithm ...
ISBI
2006
IEEE
2006
IEEE
Shape analysis using the Fisher-Rao Riemannian metric: unifying shape representation and deformation
14 years 1 months ago
— We show that the Fisher-Rao Riemannian metric is a natural, intrinsic tool for computing shape geodesics. When a parameterized probability density function is used to represent...
COLING
1992
13 years 9 months ago
1992
This paper presents a plan-based model of dialogue that combines world, linguistic, and contextual knowledge in order to recognize complex communicative actions such as expressing...