Statistical H.264 Double Compression Detection Method Based on DCT Coefficients.
Gaël MahfoudiFlorent RetraintFrédéric Morain-NicolierMarc Michel PicPublished in: IEEE Access (2022)
Keyphrases
- detection method
- dct coefficients
- jpeg images
- discrete cosine transform
- image compression
- dct domain
- detection algorithm
- discrete cosine transformation
- face detection
- transform domain
- jpeg compression
- compressed domain
- jpeg compressed images
- feature vectors
- compression ratio
- watermarking algorithm
- compression algorithm
- low frequency
- digital images
- high frequency
- frequency domain
- compressed images
- spatial domain
- high quality
- lossless compression
- subband
- image data
- lossy compression
- color images
- feature space
- preprocessing