Double JPEG Compression Detection by Exploring the Correlations in DCT Domain.
Pengpeng YangRongrong NiYao ZhaoPublished in: CoRR (2018)
Keyphrases
- jpeg compression
- dct domain
- dct coefficients
- quantization step
- watermark detection
- jpeg compressed images
- discrete cosine transform
- watermarking algorithm
- jpeg images
- transform domain
- image watermarking
- compressed domain
- digital images
- spatial domain
- watermarking scheme
- post processing
- compressed images
- digital video
- discrete wavelet transform
- feature vectors
- human visual system
- image blocks
- additive noise
- video analysis
- step size
- event detection
- frequency domain
- low frequency
- computational complexity
- image quality
- multiresolution