Submodular Approximation: Sampling-based Algorithms and Lower Bounds.
Zoya SvitkinaLisa FleischerPublished in: FOCS (2008)
Keyphrases
- lower bound
- learning algorithm
- upper and lower bounds
- worst case
- upper bound
- objective function
- error bounds
- computational cost
- significant improvement
- data structure
- computationally efficient
- theoretical analysis
- orders of magnitude
- times faster
- lower and upper bounds
- np hard
- computational complexity
- approximation algorithms
- optimal solution
- min sum