Wavelet Estimation of Fractional Brownian Motion Embedded in a Noisy Environment.
Lei ZhangPaul BaoXiaolin WuPublished in: IEEE Trans. Inf. Theory (2004)
Keyphrases
- fractional brownian motion
- noisy environments
- long range
- non stationary
- fractal dimension
- speech signal
- speech recognition
- noise reduction
- long range dependence
- random fields
- speaker verification
- wavelet transform
- financial markets
- background noise
- parameter estimation
- automatic speech recognition
- multiscale
- signal to noise ratio
- texture analysis
- computer vision
- conditional random fields
- denoising
- multiresolution
- natural images
- co occurrence
- input image
- pattern recognition
- feature extraction