Detection of non-aligned double JPEG compression with estimation of primary compression parameters.
Tiziano BianchiAlessandro PivaPublished in: ICIP (2011)
Keyphrases
- jpeg compression
- jpeg images
- forgery detection
- image watermarking
- digital images
- watermarking algorithm
- jpeg compressed images
- discrete wavelet transform
- maximum likelihood
- watermarking scheme
- additive noise
- quantization step
- dct coefficients
- gaussian noise
- compression algorithm
- lossy compression
- image segmentation
- image authentication
- pattern recognition