A frequency-domain double-talk detector based on a normalized cross-correlation vector.
Tomas GänslerJacob BenestyPublished in: Signal Process. (2001)
Keyphrases
- frequency domain
- normalized cross correlation
- cross correlation
- spatial domain
- fourier transform
- template matching
- subband
- stereo matching
- feature vectors
- mutual information
- feature extraction
- affine transformation
- denoising
- detection algorithm
- coarse to fine
- computer vision
- image matching
- pattern matching
- multiscale
- similarity measure
- detection method
- gray level
- natural images
- multiresolution
- image analysis
- object recognition
- image sequences