Approximation algorithms for stochastic set cover and single sink rent-or-buy with submodular penalty.
Jian SunHaiyun ShengYuefang SunDonglei DuXiaoyan ZhangPublished in: J. Comb. Optim. (2022)
Keyphrases
- set cover
- approximation algorithms
- greedy algorithm
- greedy heuristics
- np hard
- worst case
- special case
- vertex cover
- minimum cost
- approximation schemes
- facility location problem
- approximation ratio
- objective function
- primal dual
- network flow
- undirected graph
- precedence constraints
- randomized algorithms
- energy minimization
- convex hull
- constant factor
- disjoint paths
- constant factor approximation
- polynomial time approximation
- solution space
- linear programming
- search algorithm