Fast extraction of wavelet-based features from JPEG images for joint retrieval with JPEG2000 images.
Kin-On ChengNgai-Fong LawWan-Chi SiuPublished in: Pattern Recognit. (2010)
Keyphrases
- jpeg images
- compressed images
- discrete cosine transform
- compression algorithm
- jpeg compression
- image compression
- dct coefficients
- data hiding
- feature extraction
- spatial domain
- multiresolution
- feature vectors
- compressed domain
- image data
- low bit rate
- lossy compression
- frequency domain
- computer simulation
- signal processing
- denoising
- wireless channels
- feature space