Geostatistical simulation of fine-resolution NDVI images

Peter Frykman, Inge Sandholt, A. Norgaard

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Abstract

In remote sensing there is always a tradeoff between temporal resolution and spatial resolution in satellite data. This paper describes a method to generate supplementary higher-resolution information based on geostatistical simulation, using low-resolution images as secondary data. The simulation is carried out as a collocated cosimulation using a common sequential Gaussian simulation scheme. Application of the geostatistical scaling laws confirms the resolutions for the two different data scales. The laws can be used to derive the correlation structures during up- and downscaling for the parameter analysed (Normalised Difference Vegetation Index - NDVI).
Original languageEnglish
Title of host publicationGIS and Spatial Analysis
Volume1 and 2
Publication date2005
Pages133-138
ISBN (Print)0-9734220-1-7
Publication statusPublished - 2005
Externally publishedYes
EventAnnual Conference of the International-Association-for-Mathematical-Geology 2005 - Toronto, Canada
Duration: 21 Aug 200526 Aug 2005

Conference

ConferenceAnnual Conference of the International-Association-for-Mathematical-Geology 2005
Country/TerritoryCanada
CityToronto
Period21/08/200526/08/2005

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