Accelerating the DCTR Features Extraction for JPEG Steganalysis Based on CUDA.
Chao XiaQingxiao GuanXianfeng ZhaoYong DengPublished in: Media Watermarking, Security, and Forensics (2016)
Keyphrases
- features extraction
- jpeg images
- bit plane
- discrete cosine transform
- wavelet transform
- automatic classification
- jpeg compression
- compression algorithm
- dct coefficients
- image compression
- feature extraction
- image coding
- character recognition
- data hiding
- compressed images
- transform domain
- spatial domain
- lossy compression
- compression ratio
- coding method
- multiscale
- compressed domain
- bit rate
- rate distortion
- low bit rate
- image processing
- color images
- dct domain
- computer vision
- filter bank