The Research on Dynamic Replication and Placement of File Using Dual-Threshold Dynamic File Migration Algorithm.
Xiuyan GuoJun LiJian YangJinlin WangPublished in: CSSE (3) (2008)
Keyphrases
- dynamic programming
- learning algorithm
- theoretical analysis
- times faster
- database
- np hard
- dynamic environments
- k means
- objective function
- preprocessing
- computational cost
- improved algorithm
- detection algorithm
- cost function
- computational complexity
- optimal solution
- gradient projection
- selection algorithm
- recognition algorithm
- optimization algorithm
- computationally efficient
- expectation maximization
- input data
- peer to peer
- significant improvement