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Finding sites meeting compactness and on- and off-site suitability criteria in raster maps

  • Pablo Vanegas
  • , Dirk Cattrysse
  • , Anja Wijffels
  • , Jos Van Orshoven

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

This paper presents an evaluation of the Heuristic for Locating Cells (HLC) [1] for identifying optimal sites in raster maps. The optimal sites are the result of a trade-off between the on-site suitability of individual cells, their spatial configuration, and their off-site impact at the watershed outlet. The evaluation is targeted to a case of reforestation in two sub-basins within the Tabacay catchment in the southern Andes of Ecuador. The case is set up to locate a predefined number of cells 1) forming a compact patch, 2) minimizing sediment reaching the watersheds outlet, and 3) maximizing cell-specific performance, i.c. carbon sequestration and monetary income as a result of reforestation with pine trees. The evaluation confirms that the heuristic is capable of identifying high quality compact patches of cells with maximal on-site performance while minimizing sediment delivery.

Original languageEnglish
Title of host publication2nd International Conference on Advanced Geographic Information Systems, Applications, and Services, GEOProcessing 2010
Pages15-20
Number of pages6
DOIs
StatePublished - 2010
Event2nd International Conference on Advanced Geographic Information Systems, Applications, and Services, GEOProcessing 2010 - St. Maarten
Duration: 10 Feb 201016 Feb 2010

Publication series

Name2nd International Conference on Advanced Geographic Information Systems, Applications, and Services, GEOProcessing 2010

Conference

Conference2nd International Conference on Advanced Geographic Information Systems, Applications, and Services, GEOProcessing 2010
CitySt. Maarten
Period10/02/1016/02/10

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 15 - Life on Land
    SDG 15 Life on Land

Keywords

  • Flow minimization
  • Heuristic
  • Integer programming
  • Site allocation
  • Site location

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