Improved frequency domain blind deconvolution algorithm in acoustic fault feature extraction of bearing.
Lifeng KanNan PanZeguang YiPublished in: ICIA (2016)
Keyphrases
- frequency domain
- feature extraction
- blind deconvolution
- fast fourier transform
- spatial domain
- computational complexity
- k means
- fourier transform
- higher order
- linear combination
- subband
- computationally efficient
- power spectrum
- bayesian framework
- speech recognition
- feature selection
- expectation maximization
- image compression
- face recognition