Detecting Double JPEG Compressed Color Images With the Same Quantization Matrix in Spherical Coordinates - Wang, Jinwei; Wang, Hao; Li, Jian; Luo, Xiangyang; Shi, Yun-Qing; Jha, Sunil Kumar (IEEE transactions on circuits and systems for video technology, 2020)
Keywords: Channels; Classification; Color; Color image forensics; Color imagery; Compressing; Conversion; conversion error; double JPEG compression; Feature extraction; Finite wordlength effects; Image coding; Image color analysis; Image compression; JPEG encoders-decoders; Measurement; Pixels; Quantization (signal); Recursive methods; Rounding; rounding error on a pixel; Spherical coordinates; Support vector machines; Transform coding; truncation error on a pixel; Truncation errors