A single factor approximation ratio algorithm for DR-submodular maximization on integer lattice beyond non-negativity and monotonicity.
Shengminjie ChenDonglei DuRuiqi YangWenguo YangYapu ZhangPublished in: Theor. Comput. Sci. (2024)
Keyphrases
- approximation ratio
- objective function
- detection algorithm
- improved algorithm
- np hard
- cost function
- experimental evaluation
- search space
- learning algorithm
- expectation maximization
- k means
- preprocessing
- significant improvement
- times faster
- segmentation algorithm
- computational complexity
- greedy algorithms
- dynamic programming
- special case
- probabilistic model
- high accuracy
- optimal solution
- computationally efficient
- theoretical analysis
- approximation algorithms
- clustering method
- integer arithmetic
- convex hull
- matching algorithm
- tree structure
- shortest path
- optimization problems
- computational cost
- lower bound
- similarity measure