An Optimization Method of WebP Images Lossy Compression Algorithm for FPGAs.
Yaqian ZhaoZhenhua GuoBaoyu FanKai GaoLi WangFang CaoPublished in: ISPA/BDCloud/SocialCom/SustainCom (2019)
Keyphrases
- optimization method
- compression algorithm
- data compression
- quadtree decomposition
- compression ratio
- optimization algorithm
- high compression ratio
- jpeg images
- cosine transform
- image data
- lossy compression
- optimization methods
- input image
- image compression
- test images
- genetic algorithm
- differential evolution
- optimization process
- particle swarm
- simulated annealing
- evolutionary algorithm
- particle swarm optimization
- pixel values
- compression scheme
- fractal dimension
- optimization procedure
- gray level images
- neural network
- similarity measure
- nelder mead simplex
- bitstream
- lossless data compression
- color palette
- arithmetic coding
- cost function
- closed form