JPEG Quantization Table Optimization Via Multi-objective Evolutionary Algorithm Based on Decomposition.
Mingshan QianHongyan WeiQijun WangPublished in: DCC (2024)
Keyphrases
- multi objective evolutionary algorithms
- quantization table
- jpeg images
- image quality
- step size
- multi objective
- multi objective optimization
- discrete cosine transformation
- nsga ii
- optimization algorithm
- multi criteria
- test problems
- jpeg compression
- differential evolution
- image compression
- compressed images
- convergence speed
- evolutionary algorithm
- bi objective
- multiobjective optimization
- spatial domain
- compression ratio
- compression algorithm
- convergence rate
- evolutionary computation
- discrete cosine transform
- dct coefficients
- multiple objectives
- random variables
- lossy compression
- digital watermark
- fitness function