Algorithmic Foundation of Multi-Scale Spatial Representation - download pdf or read online

By Zhilin Li

ISBN-10: 0849390729

ISBN-13: 9780849390722

With the common use of GIS, multi-scale illustration has develop into a big factor within the realm of spatial information dealing with. targeting geometric modifications, this source provides entire assurance of the low-level algorithms to be had for the multi-scale representations of other different types of spatial good points, together with element clusters, person traces, a category of traces, person parts, and a category of parts. It additionally discusses algorithms for multi-scale illustration of three-D surfaces and 3-D positive aspects. Containing over 250 illustrations to complement the dialogue, the e-book presents the latest learn effects, similar to raster-based paintings, set of rules advancements, snakes, wavelets, and empirical mode decomposition.

Show description

Read or Download Algorithmic Foundation of Multi-Scale Spatial Representation (2006)(en)(280s) PDF

Best algorithms and data structures books

Get Combinatorial optimization theory and algorithms PDF

This complete textbook on combinatorial optimization places precise emphasis on theoretical effects and algorithms with provably reliable functionality, not like heuristics. It has arisen because the foundation of a number of classes on combinatorial optimization and extra precise issues at graduate point. because the whole booklet includes adequate fabric for a minimum of 4 semesters (4 hours a week), one frequently selects fabric in an appropriate means.

Download e-book for kindle: Supporting Expeditionary Aerospace Forces: Evaluation of the by Patrick Mills

Within the years yet to come, the effectiveness of the Expeditionary Aerospace strength will pivot mostly at the help process that underlies it, termed the Agile strive against aid (ACS) method. One key part of the ACS process is the digital countermeasure (ECM) pod procedure. hence, this documented briefing outlines the findings of a examine that assessed the application of the Reliability, Availability, and Maintainability of Pods (RAMPOD) database as an analytical software in aid of the ECM pod procedure.

Additional info for Algorithmic Foundation of Multi-Scale Spatial Representation (2006)(en)(280s)

Sample text

Similarly, different types of farmlands are represented on land-use maps at large scales, such as irrigated land, irrigable land, and dry land. However, they may be aggregated into a new type, called farmland, at a smaller scale. A reverse process can be applied to thematic information, that is, to make use of thematic information for formalization of rules to control geometric transformations. , 2003). This can be used as a rule for the transformations in spatial representation. Detailed discussion of thematic transformation lies outside the scope of this book, but more information can be found in Muller (1990), Buttenfield and McMaster (1991), Muller et al.

Taylor & Francis, London, 2001, pp. 87–107. , Li, Z. , A quantitative description model for direction relations based on direction groups, GeoInformatica, 10(2), 177–195, 2006. fm Page 29 Friday, September 8, 2006 11:52 AM 2 Mathematical Background In the algorithms to be presented in the later chapters, mathematical tools at various levels are involved. To facilitate those discussions, this chapter provides some basic mathematical background. 1 COORDINATE SYSTEMS To make a spatial representation possess a certain level of metric quality, a coordinate system needs to be employed.

A geographical coordinate system is also a fundamental system for spatial representation, consisting of longitude and latitude. A geographical coordinate system can be defined on a sphere (or spheroid) or on a 2-D plane. The latter is a result of a projection of the former. Such a projection is called a map projection. Polar coordinate systems are also possible but are not widely used in spatial representation. 1 shows such systems in a 2-D plane. The Cartesian coordinate system is normally used for spatial representation at large and medium scales, and the geographical coordinate system is used for spatial representation at small and very small scales.

Download PDF sample

Algorithmic Foundation of Multi-Scale Spatial Representation (2006)(en)(280s) by Zhilin Li

by Daniel

Rated 4.37 of 5 – based on 49 votes