DPCM Block-based Compressed sensing with frequency domain filtering and Lempel-Ziv-Welch compression.
Soham BhattacharjeeSaikat Kundu ChoudhuryShrayan DasAnkita PramanikPublished in: ICACCI (2015)
Keyphrases
- frequency domain
- lossless compression
- image compression
- subband
- compression scheme
- fourier domain
- compression ratio
- discrete cosine transform
- fourier transform
- spatial domain
- arithmetic coding
- entropy coding
- random projections
- image reconstruction
- data compression
- filter bank
- sparse representation
- compression algorithm
- image coding
- feature extraction
- wavelet transform
- quadtree
- coding method
- wavelet coefficients
- inter frame
- denoising
- multiresolution
- natural images
- image coder
- high frequency
- image quality
- wavelet domain
- block size
- transform coding
- source coding
- motion compensation
- transform domain
- video coder
- pattern recognition
- low bit rate
- frame rate
- coding scheme
- signal processing