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Location-Allocation×Multi-kritēriju lēmumu analīze, kas balstīta uz ĢIS (GIS-MCDA)×Analīze mazākajām izmaksām / izmaksu attāluma analīze×
NozareTelpiskā analīzeTelpiskā analīzeTelpiskā analīze
SaimeProcess / pipelineProcess / pipelineProcess / pipeline
Izcelsmes gads196320061994
AutorsLeon Cooper; S. L. HakimiJacek Malczewski (GIS-MCDA synthesis)Edsger Dijkstra (shortest path); GIS cost-surface adaptation
TipsSpatial facility-location optimizationSpatial multi-criteria suitability/decision analysisRaster cost-surface routing
PirmavotsCooper, L. (1963). Location-allocation problems. Operations Research, 11(3), 331–343. DOI ↗Malczewski, J. (2006). GIS-based multicriteria decision analysis: a survey of the literature. International Journal of Geographical Information Science, 20(7), 703–726. DOI ↗Dijkstra, E. W. (1959). A note on two problems in connexion with graphs. Numerische Mathematik, 1(1), 269–271. DOI ↗
Citi nosaukumifacility location, p-median problem, maximal covering location problem, yer-tahsis modelleriGIS-MCDM, spatial multi-criteria analysis, GIS-AHP, weighted overlay suitabilitycost-distance analysis, accumulated cost surface, least-cost corridor, en düşük maliyetli yol
Saistītās443
KopsavilkumsLocation-allocation models decide where to place a set of facilities and simultaneously assign demand points to them so as to optimize an objective such as total travel cost, worst-case distance, or population covered. Rooted in the operations-research work of Cooper (1963) and Hakimi (1964) and central to network GIS, they answer questions like where to site warehouses, hospitals, fire stations, or schools to best serve a spatially distributed population.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.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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ScholarGateSalīdzināt metodes: Location-Allocation · GIS-MCDA · Least-Cost Path. Izgūts 2026-06-18 no https://scholargate.app/lv/compare