Beyond Kmedoids: Sparse Model Based Medoids Algorithm for Representative Selection.
Yu WangSheng TangFeidie LiangYalin ZhangJintao LiPublished in: MMM (2) (2013)
Keyphrases
- learning algorithm
- selection algorithm
- improved algorithm
- computational cost
- computational complexity
- expectation maximization
- cost function
- np hard
- dynamic programming
- worst case
- times faster
- matching algorithm
- preprocessing
- experimental evaluation
- probabilistic model
- high accuracy
- significant improvement
- k means
- segmentation algorithm
- search space
- path planning
- model free
- recognition algorithm
- convex hull
- selection strategy
- classification algorithm
- computationally efficient
- particle swarm optimization
- linear programming
- high dimensional
- optimal solution