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Map Algebra×Vícestupňová rozhodovací analýza založená na GIS (GIS-MCDA)×Metriky krajinných struktur×Analýza nejlevnější cesty / Analýza nákladové vzdálenosti×
OborProstorová analýzaProstorová analýzaProstorová analýzaProstorová analýza
RodinaProcess / pipelineProcess / pipelineProcess / pipelineProcess / pipeline
Rok vzniku1990200619881994
TvůrceDana TomlinJacek Malczewski (GIS-MCDA synthesis)R. V. O'Neill et al.; McGarigal & Marks (FRAGSTATS)Edsger Dijkstra (shortest path); GIS cost-surface adaptation
TypRaster spatial analysis frameworkSpatial multi-criteria suitability/decision analysisQuantitative landscape pattern descriptionRaster cost-surface routing
Původní zdrojTomlin, C. D. (1990). Geographic Information Systems and Cartographic Modeling. Prentice Hall. ISBN: 978-0-13-350927-4Malczewski, J. (2006). GIS-based multicriteria decision analysis: a survey of the literature. International Journal of Geographical Information Science, 20(7), 703–726. DOI ↗O'Neill, R. V., et al. (1988). Indices of landscape pattern. Landscape Ecology, 1(3), 153–162. DOI ↗Dijkstra, E. W. (1959). A note on two problems in connexion with graphs. Numerische Mathematik, 1(1), 269–271. DOI ↗
Další názvyCartographic Modeling, Raster Algebra, Grid Algebra, Harita CebiriGIS-MCDM, spatial multi-criteria analysis, GIS-AHP, weighted overlay suitabilitylandscape pattern indices, FRAGSTATS metrics, fragmentation indices, peyzaj metriklericost-distance analysis, accumulated cost surface, least-cost corridor, en düşük maliyetli yol
Příbuzné3433
ShrnutíMap Algebra is a rule-based language and computational framework for deriving new raster layers from existing ones by applying arithmetic, logical, or statistical operations cell by cell or across neighborhoods. Formalized by Dana Tomlin in 1990, it is the foundational algebraic system underlying raster GIS analysis and is widely used in environmental science, urban planning, hydrology, and land-use modeling whenever spatially explicit calculations on gridded data are required.GIS-MCDA combines the map layers of a geographic information system with multi-criteria decision analysis to produce suitability or priority maps — ranking locations by how well they satisfy several weighted criteria at once. It is the standard framework for spatial decisions such as siting hospitals, solar farms, landfills, or evacuation areas, integrating methods like AHP, TOPSIS, and weighted overlay with spatial data.Landscape metrics are quantitative indices that describe the composition and spatial configuration of a categorical map — typically land cover — at the patch, class, and whole-landscape levels. Developed in landscape ecology (O'Neill and colleagues, 1988) and made widely usable by the FRAGSTATS software, they turn maps into numbers like patch density, edge density, fragmentation, diversity, and connectivity for ecological, planning, and change analysis.Least-cost path analysis finds the route between two locations that minimizes accumulated travel cost across a landscape, rather than minimizing straight-line distance. By encoding terrain, slope, land cover, and other frictions into a cost surface and accumulating cost outward from a source, it identifies optimal corridors for roads, pipelines, trails, power lines, and wildlife movement — a core raster-GIS technique built on Dijkstra's shortest-path logic.
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ScholarGatePorovnat metody: Map Algebra · GIS-MCDA · Landscape Metrics · Least-Cost Path. Získáno 2026-06-19 z https://scholargate.app/cs/compare