A detection algorithm for zero-quantized DCT coefficients in JPEG.
Jin LiJarmo TakalaMoncef GabboujHexin ChenPublished in: ICASSP (2008)
Keyphrases
- detection algorithm
- dct coefficients
- discrete cosine transform
- dct domain
- jpeg compression
- compressed domain
- transform domain
- jpeg images
- detection method
- feature vectors
- macroblock
- image compression
- coded images
- discrete cosine transformation
- watermarking algorithm
- low frequency
- spatial domain
- image blocks
- high frequency
- rate distortion
- moving objects
- machine learning
- harris corner
- blocking artifacts
- compressed images
- bit rate
- computer vision