Validity of spatial covariance matrices over time and frequency.

Ingo Viering Helmut Hofstetter Wolfgang Utschick

Published in: GLOBECOM (2002)

Keyphrases

covariance matrices
covariance matrix
maximum likelihood
distance measure
gaussian distribution
vector space
gaussian mixture
gaussian mixture model
multivariate normal
linear classifiers
sample size
closed form
generative model
probabilistic model
prior knowledge
lie group
feature vectors