An 8-approximation algorithm for L(2,1)-labeling of unit disk graphs.
Hirotaka OnoHisato YamanakaPublished in: Discret. Appl. Math. (2023)
Keyphrases
- dynamic programming
- preprocessing
- k means
- learning algorithm
- optimization algorithm
- optimal solution
- graph structure
- objective function
- segmentation algorithm
- theoretical analysis
- closed form
- worst case
- cost function
- detection algorithm
- expectation maximization
- np hard
- recognition algorithm
- image segmentation
- computational cost
- graph clustering
- polygonal approximation
- approximation guarantees
- linear programming
- significant improvement
- active learning
- evolutionary algorithm
- lower bound
- decision trees