Wavelet-based density estimation for noise reduction in plasma simulations using particles.
Romain Nguyen van yenDiego del-Castillo-NegreteKai SchneiderMarie FargeGuangye ChenPublished in: J. Comput. Phys. (2010)
Keyphrases
- noise reduction
- density estimation
- signal to noise ratio
- mixture model
- noise level
- probability density function
- edge detection
- median filter
- probability density
- density function
- mixture modeling
- wavelet transform
- nonparametric density estimation
- outlier detection
- parzen window
- gaussian mixture model
- density estimators
- wavelet domain
- em algorithm
- image compression
- markov random field
- knowledge discovery
- video sequences
- image processing
- computer vision