Separation of micro-Doppler signals based on time frequency filter and Viterbi algorithm.
Po LiDe-Chun WangLu WangPublished in: Signal Image Video Process. (2013)
Keyphrases
- viterbi algorithm
- signal processing
- hidden markov models
- signal analysis
- dynamic programming
- n gram
- markov model
- text recognition
- short time fourier transform
- hilbert transform
- bandpass
- instantaneous frequency
- independent component analysis
- steerable filters
- frequency domain
- source signals
- fast fourier transform
- received signal
- noise reduction
- blind separation
- recurrent neural networks
- median filter
- filter responses
- natural language processing
- wavelet transform
- information extraction
- data mining
- neural network