Improved DC Estimation for JPEG Compression Via Convex Relaxation.
Jianghui ZhangBin ChenYujun HuangQiu HanZhi WangShutao XiaPublished in: ICIP (2022)
Keyphrases
- jpeg compression
- convex relaxation
- convex optimization
- watermarking algorithm
- globally optimal
- discrete wavelet transform
- watermarking scheme
- multistage
- multiple kernel learning
- digital images
- multi label
- gaussian noise
- optimization methods
- peak signal to noise ratio
- dct coefficients
- additive noise
- visual quality
- machine learning
- maximum likelihood
- simulated annealing
- wavelet transform