Simplified wavelet-domain hidden Markov models using contexts.
Matthew S. CrouseRichard G. BaraniukPublished in: ICASSP (1998)
Keyphrases
- hidden markov models
- wavelet domain
- denoising
- spatial domain
- wavelet transform
- wavelet coefficients
- multiscale
- multiresolution
- image denoising
- discrete wavelet transform
- human visual system
- high frequency
- subband
- speech recognition
- gesture recognition
- image processing
- markov models
- conditional random fields
- frequency domain
- viterbi algorithm
- sequence classification
- hidden state
- sequential data
- high quality
- reinforcement learning
- baum welch
- hidden markov tree
- em algorithm
- higher order