Steganalysis by Subtractive Pixel Adjacency Matrix
A Theory for Multiresolution Signal Decomposition: The Wavelet Representation
Low-complexity image denoising based on statistical modeling of wavelet coefficients
Spatially Adaptive Wavelet Thresholding with Context Modeling for Image Denoising
Steganalysis of LSB matching in grayscale images
Improved Detection of LSB Steganography in Grayscale Images