A novel and efficient 8-point DCT approximation for image compression.
Nabila BrahimiToufik BoudenTahar BrahimiLarbi BoubchirPublished in: Multim. Tools Appl. (2020)
Keyphrases
- image compression
- discrete cosine transform
- low bit rate
- vector quantization
- wavelet transform
- efficient computation
- compression algorithm
- compression ratio
- approximation error
- compressed images
- compression scheme
- karhunen loeve transform
- discrete cosine transformation
- compression standards
- jpeg images
- image processing
- approximation algorithms
- subband
- image segmentation