Top-K Ranking Spatial Queries over Filtering Data

A spatial preference query ranks objects based on the qualities of features in their spatial neighborhood. For example, using a real estate agency database of flats for lease, a customer may want to rank the flats with respect to the appropriateness of their location, defined after aggregating the qualities of other features (e.g., restaurants, cafes, hospital, market, etc.) within their spatial neighborhood. Such a neighborhood concept can be specified by the user via different functions. But they are accessing services only non filtering methodology.

Provided by: International Journal for Development of Computer Science & Technology (IJDCST) Topic: Big Data Date Added: Apr 2014 Format: PDF

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