Image splicing localization using PCA-based noise level estimation.
Hui ZengYifeng ZhanXiangui KangXiaodan LinPublished in: Multim. Tools Appl. (2017)
Keyphrases
- noise level
- noise estimation
- denoising algorithm
- input image
- image features
- single image
- low light conditions
- noise reduction
- multiscale
- image data
- gaussian noise
- image classification
- noisy images
- low light
- estimation algorithm
- image segmentation
- vector field
- image retrieval
- principal components
- edge detection
- feature extraction
- high resolution
- additive noise
- localization method
- natural images
- feature points
- image processing
- salt pepper
- similarity measure
- blur kernel
- computational complexity
- principal component analysis
- pixel values
- image regions
- image restoration