An Efficient Exact Algorithm for the Minimum Ultrametric Tree Problem.
Hsin-Fu ChenMaw-Shang ChangPublished in: ISAAC (2004)
Keyphrases
- experimental evaluation
- tree structure
- objective function
- high accuracy
- preprocessing
- dynamic programming
- detection algorithm
- k means
- computational complexity
- improved algorithm
- cost function
- computational cost
- spanning tree
- times faster
- image segmentation
- optimization algorithm
- computationally efficient
- theoretical analysis
- global minimum
- segmentation algorithm
- expectation maximization
- particle swarm optimization
- significant improvement
- graph structure
- brute force
- minimum spanning tree
- neural network
- convex hull
- ant colony optimization
- shortest path
- worst case
- probabilistic model
- learning algorithm