Keyphrases
Hidden Markov Model
100%
Ergodic
100%
Supervector
100%
Recognition-based
100%
Facial Image
100%
Frontal View
100%
Non-frontal
100%
Facial Expression Recognition
100%
Universal Background Model
33%
Problem-based
16%
Training Set
16%
Tilt Angle
16%
K-nearest
16%
Classification Algorithms
16%
Maximum a Posteriori
16%
Linear Discriminant
16%
Facial Expression
16%
Feature Vector
16%
Discriminant Space
16%
Facial Expression Database
16%
Kullback-Leibler Divergence Measure
16%
BU-3DFE
16%
Scale-invariant Feature Transform
16%
Automatic Facial Expression Recognition
16%
Computer Science
Facial Expression
100%
facial image
100%
Expression Recognition
100%
Background Model
33%
Research Community
16%
Approximation (Algorithm)
16%
Classification Algorithm
16%
Leibler Divergence
16%
Scale-Invariant Feature Transform
16%
Feature Vector
16%
near neighbor classification
16%
Research Topic
16%
Linear Discriminant
16%
Engineering
Facial Expression
100%
Nearest Neighbor
20%
Classification Algorithm
20%
Kullback-Leibler Divergence
20%
Maximum a Posteriori
20%
Feature Vector
20%
Feature Transform
20%
Divergence Rate
20%