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