Subband spectral histogram feature for improved sound recognition in low SNR conditions.
Roneel V. SharanTom J. MoirPublished in: DSP (2015)
Keyphrases
- subband
- low snr
- feature vectors
- wavelet transform
- filter bank
- multiresolution
- image compression
- feature extraction
- wavelet coefficients
- bit rate
- high frequency
- wavelet decomposition
- wavelet subbands
- subband coding
- wavelet coding
- frequency domain
- discrete wavelet transform
- object recognition
- low frequency
- statistical moments
- low pass
- noise model
- image features
- image coder
- subband decomposition
- low signal to noise ratio
- perfect reconstruction
- frequency band
- high pass
- recognition algorithm
- image coding
- gray level
- feature space
- color histogram
- lossless compression
- feature set
- image segmentation