Improving codebook generation for action recognition using a mixture of Asymmetric Gaussians.

Tarek Elguebaly Nizar Bouguila

Published in: CIMSIVP (2014)

Keyphrases

codebook generation
mixture model
image classification
gaussian mixture
mixture of gaussians
gaussian mixture model
linear combination
em algorithm
sparse coding
image database
expectation maximization
vector quantization
natural images
generative model
multiresolution
probability density function
low level