Tree-projected gradient descent for estimating gradient-sparse parameters on graphs.
Sheng XuZhou FanSahand NegahbanPublished in: COLT (2020)
Keyphrases
- graph structure
- high dimensional
- parameter values
- maximum likelihood
- cost function
- tree structure
- graph representation
- graph matching
- spanning tree
- sparse data
- minimum spanning tree
- expectation maximization
- parameter estimation
- b tree
- multiscale
- structured light
- estimation process
- tree structured data
- steepest descent method