Download Algorithmic Foundation of Multi-Scale Spatial Representation by Zhilin Li PDF

By Zhilin Li

With the frequent use of GIS, multi-scale illustration has turn into an immense factor within the realm of spatial info dealing with. even if, no booklet thus far has systematically tackled different features of this self-discipline. Emphasizing map generalization, Algorithmic origin of Multi-Scale Spatial illustration addresses the mathematical foundation of multi-scale illustration, in particular, the algorithmic foundation.

Using easy-to-understand language, the writer specializes in geometric variations, with each one bankruptcy surveying a specific spatial function. After an creation to the basic operations required for geometric variations in addition to a few mathematical and theoretical heritage, the ebook describes algorithms for a category of aspect features/clusters. It then examines algorithms for person line gains, resembling the relief of knowledge issues, smoothing (filtering), and scale-driven generalization, through a dialogue of algorithms for a category of line positive factors together with contours, hydrographic (river) networks, and transportation networks. the writer additionally addresses algorithms for person sector beneficial properties, a category of zone beneficial properties, and numerous displacement operations. the ultimate bankruptcy in short covers algorithms for 3D surfaces and three-D features.

Providing a radical remedy of low-level algorithms, Algorithmic starting place of Multi-Scale Spatial illustration provides the mathematical basis for multi-scale representations of spatial data.

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