Countering JPEG anti-forensics based on noise level estimation.
Hui ZengJingjing YuXiangui KangSiwei LyuPublished in: Sci. China Inf. Sci. (2018)
Keyphrases
- noise level
- noisy images
- noise estimation
- noise reduction
- low light conditions
- image compression
- error rate
- gaussian noise
- forgery detection
- compression algorithm
- digital images
- low light
- jpeg compression
- image coding
- estimation algorithm
- compression ratio
- compressed domain
- bitstream
- jpeg images
- signal to noise ratio
- markov random field
- image sequences