Optimization of Graph Total Variation via Active-Set-based Combinatorial Reconditioning.
Zhenzhang YeThomas MöllenhoffTao WuDaniel CremersPublished in: AISTATS (2020)
Keyphrases
- total variation
- active set
- image restoration
- denoising
- image denoising
- alternating direction method of multipliers
- convex optimization
- efficient implementation
- interior point
- optimization problems
- image processing
- nonnegative matrix factorization
- optimization methods
- approximation algorithms
- primal dual
- interior point methods
- multiresolution
- pairwise