Fast and Secured Visual Content Hiding in Lossy Compressed Images and Video Streams.
Hoa NguyenMinh NguyenPublished in: IVCNZ (2019)
Keyphrases
- video streams
- visual content
- compressed images
- video retrieval
- video data
- video content
- visual information
- visual quality
- visual features
- key frames
- image retrieval
- image compression
- image content
- low level
- multimedia content
- video frames
- image collections
- dct domain
- reconstructed image
- compression ratio
- spatial relationships
- compressed domain
- multimedia data
- image representation
- video shots
- digital video
- visual words
- discrete cosine transform
- peak signal to noise ratio
- video clips
- human visual system
- video analysis
- image quality
- video sequences
- bitstream
- object recognition
- multimedia
- computer vision
- wavelet coefficients
- computational complexity
- multiscale
- metadata