SimplePPT: A Simple Principal Tree Algorithm.
Qi MaoLe YangLi WangSteve GoodisonYijun SunPublished in: SDM (2015)
Keyphrases
- tree structure
- matching algorithm
- learning algorithm
- optimization algorithm
- dynamic programming
- np hard
- experimental evaluation
- computational cost
- detection algorithm
- theoretical analysis
- times faster
- preprocessing
- recognition algorithm
- binary tree
- worst case
- improved algorithm
- simulated annealing
- k means
- similarity measure
- expectation maximization
- particle swarm optimization
- data sets
- high accuracy
- cost function
- multi objective
- optimal solution
- graph structure
- objective function
- minimum spanning tree
- pruning algorithm
- tree construction