Wavelet Transform Adaptive De-noising Algorithm and Application Based on a Novel Variable Step Function.
Jingjing JinXu WangShilong LiYingnan WuPublished in: WKDD (2009)
Keyphrases
- dynamic programming
- denoising
- learning algorithm
- wavelet transform
- computational cost
- preprocessing
- detection algorithm
- computational complexity
- piecewise linear
- np hard
- optimization algorithm
- spatially adaptive
- recognition algorithm
- convergence rate
- expectation maximization
- simulated annealing
- probabilistic model
- cost function
- search space
- worst case
- neural network
- similarity measure
- segmentation algorithm
- objective function
- optimal solution
- k means
- wavelet packet
- multi step
- wavelet analysis