Improving PRNU Compression Through Preprocessing, Quantization, and Coding.
Luca BondiPaolo BestaginiFernando Pérez-GonzálezStefano TubaroPublished in: IEEE Trans. Inf. Forensics Secur. (2019)
Keyphrases
- preprocessing
- efficient compression
- transform coding
- uniform quantization
- image compression
- adaptive quantization
- subband coding
- huffman coding
- bits per pixel
- predictive coding
- intrinsic characteristics
- scalar quantization
- bit rate
- shape coding
- entropy coding
- compression scheme
- block coding
- data compression
- spread spectrum
- image coding
- compression ratio
- coding scheme
- coding method
- subband
- progressive transmission
- arithmetic coding
- compression algorithm
- vector quantization
- video coding
- image quality
- feature extraction
- bit allocation
- gray code
- video compression
- transform coefficients
- filter bank
- digital watermarking
- image coder
- low bit rate
- coding efficiency
- reconstructed image
- bitstream
- denoising
- wavelet transform