Detection of Double Compression for HEVC Videos Based on the Co-occurrence Matrix of DCT Coefficients.
Meiling HuangRangding WangJian XuDawen XuQian LiPublished in: IWDW (2015)
Keyphrases
- co occurrence
- dct coefficients
- jpeg images
- discrete cosine transform
- jpeg compressed images
- dct domain
- image compression
- compressed domain
- transform domain
- compression algorithm
- video sequences
- object detection
- singular value decomposition
- compression ratio
- video analysis
- video data
- feature vectors
- word co occurrence
- computer vision
- video content
- digital video
- higher order