Optimization of Location Based Queries Using Spatial Indexing

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Provided by: Creative Commons
Topic: Data Management
Format: PDF
The recent development in the technology leads to the introduction of various mobile terminals and there is a demand that the client requires effective location based services. The valid regions expand and also query retrieval time increases which lead to poor performance of query processing. The spatial indexing techniques are one of the most effective optimization methods to improve the quality of services. In existing system, NN-queries and window queries are used. In that R-tree and grid indexing has been used for increasing the query efficiency.
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