A MapReduce Algorithm for Polygon Retrieval in Geospatial Analysis.
Qiulei GuoBalaji PalanisamyHassan A. KarimiPublished in: CLOUD (2015)
Keyphrases
- experimental evaluation
- learning algorithm
- optimization algorithm
- image database
- preprocessing
- optimal solution
- matching algorithm
- detection algorithm
- k means
- dynamic programming
- improved algorithm
- recognition algorithm
- theoretical analysis
- computational cost
- cost function
- significant improvement
- computational complexity
- worst case
- expectation maximization
- times faster
- convergence rate
- selection algorithm
- np hard
- segmentation algorithm
- data structure
- convex hull
- objective function
- data sets