High payload image steganography based on Laplacian of Gaussian (LoG) edge detector.
Sudipta Kumar GhosalJyotsna Kumar MandalRam SarkarPublished in: Multim. Tools Appl. (2018)
Keyphrases
- edge detector
- zero crossing
- edge detection
- gaussian filter
- scale space
- figure of merit
- gray level
- signal to noise ratio
- laplacian operator
- edge map
- gradient vector
- edge points
- wavelet transform
- noisy images
- edge pixels
- sar images
- edge information
- morphological filtering
- edge detection algorithm
- machine learning
- gray scale
- multiscale
- neural network
- region segmentation
- gray scale images
- feature detectors
- noise reduction
- hough transform
- image processing
- edge detection algorithms
- smoothing filter