Soft Convex Quantization: Revisiting Vector Quantization with Convex Optimization.
Tanmay GautamReid PryzantZiyi YangChenguang ZhuSomayeh SojoudiPublished in: CoRR (2023)
Keyphrases
- convex optimization
- vector quantization
- distortion measure
- codebook design
- successive approximation
- image compression
- scalar quantization
- tree structured vector quantization
- convex relaxation
- convex optimization problems
- interior point methods
- vector quantizer
- primal dual
- convex constraints
- convex formulation
- entropy coding
- total variation
- operator splitting
- finite state vector quantization
- competitive learning
- norm minimization
- alternating direction method of multipliers
- motion estimation
- image coder
- vector quantized
- video sequences