Resolution conversion of a local time-frequency region by convolution of a Gaussian and Gabor spectrum.
Masayuki TakagiShuichi AraiPublished in: ISITA (2016)
Keyphrases
- short time fourier transform
- gaussian kernel
- impulse response
- face recognition
- image processing
- maximum likelihood
- image representation
- frequency domain
- gabor filters
- fast fourier transform
- feature extraction
- scale space
- gaussian function
- wavelet features
- gaussian convolution
- signal analysis
- power spectrum
- feature vectors
- gabor features
- cognitive radio
- back projection
- gaussian model
- gaussian noise
- gray level co occurrence matrix
- image regions