基于小波阈值和主成分分析的视频去噪算法 (Video Denoising Algorithm Based on Wavelet Threshold and PCA).
Ran HuChengcheng GuoJianfeng YangPublished in: 计算机科学 (2016)
Keyphrases
- denoising algorithm
- denoising
- wavelet coefficients
- image denoising
- noise level
- principal component analysis
- wavelet domain
- noisy images
- transform domain
- noise reduction
- denoising methods
- natural images
- video sequences
- noise model
- video data
- nonlocal means
- video content
- image processing
- multimedia
- cone beam computed tomography
- feature extraction
- video streams
- wavelet transform
- multiscale
- wavelet denoising
- video frames
- face recognition
- discrete wavelet transform
- feature space
- computer vision
- subband
- multiresolution
- face images
- key frames
- edge detection
- high dimensional
- gaussian noise
- noise removal
- parameter space
- high frequency