Frequency-Domain Double-Talk Detection Based on the Gaussian Mixture Model.
Kyu-Ho LeeJoon-Hyuk ChangNam Soo KimSangki KangYongserk KimPublished in: IEEE Signal Process. Lett. (2010)
Keyphrases
- frequency domain
- gaussian mixture model
- frequency analysis
- spatial domain
- fourier transform
- mixture model
- feature vectors
- power spectrum
- cross correlation
- subband
- em algorithm
- denoising
- feature extraction
- mouth region
- maximum likelihood
- detection algorithm
- expectation maximization
- speaker identification
- background subtraction
- feature space
- object detection
- gaussian distribution
- power spectra
- detection method
- matching algorithm
- bit rate
- fast fourier transform
- face images
- optical flow
- prior knowledge
- pattern recognition