A 2log2(n)-Approximation Algorithm for Directed Tour Cover.
Viet Hung NguyenPublished in: COCOA (2009)
Keyphrases
- worst case
- improved algorithm
- approximation ratio
- detection algorithm
- cost function
- dynamic programming
- computational cost
- high accuracy
- np hard
- error bounds
- times faster
- preprocessing
- particle swarm optimization
- theoretical analysis
- monte carlo
- optimization algorithm
- computational complexity
- clustering method
- linear programming
- convergence rate
- segmentation algorithm
- experimental evaluation
- k means
- objective function
- log log
- polygonal approximation
- error tolerance
- closed form
- matching algorithm
- special case
- data structure