Tree-Projected Gradient Descent for Estimating Gradient-Sparse Parameters on Graphs.
Sheng XuZhou FanSahand NegahbanPublished in: CoRR (2020)
Keyphrases
- tree structure
- estimation process
- parameter estimation
- graph structure
- maximum likelihood
- index structure
- directed graph
- high dimensional
- maximal cliques
- sparse data
- rigid body
- spanning tree
- graph theory
- graph matching
- parameter space
- cost function
- objective function
- parameter values
- maximum likelihood estimation
- image gradient
- minimum spanning tree
- query processing
- gradient method
- estimated parameters