HSAC-ALADMM: an asynchronous lazy ADMM algorithm based on hierarchical sparse allreduce communication.
Dongxia WangYongmei LeiJinyang XieGuozheng WangPublished in: J. Supercomput. (2021)
Keyphrases
- preprocessing
- detection algorithm
- learning algorithm
- computational cost
- clustering method
- dynamic programming
- cost function
- optimal solution
- np hard
- computational complexity
- probabilistic model
- worst case
- linear programming
- recognition algorithm
- optimization algorithm
- objective function
- convex optimization
- tree structure
- primal dual
- sparse matrix
- hierarchical clustering
- high dimensional data
- segmentation algorithm
- significant improvement
- similarity measure