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On non-negative definiteness of estimated moving average autocovariance sequences.
Randolph L. Moses
Duixian Liu
Published in:
ICASSP (1988)
Keyphrases
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moving average
autoregressive
positive and negative
exponential smoothing
hidden markov models
arma model
non stationary
random fields
positive definite
multiresolution
sequential patterns
variable length
fixed length
sequence databases