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The field of study concerning statistical methods that use space and spatial relationships (such as distance, area, volume, length, height, orientation, centrality and/or other spatial characteristics of data) directly in their mathematical computations.

1 vote
0 answers
78 views

Determining covariance of irregularly spaced spatial data in R?

I'm comparing concentration C of a contaminant in the same spatial region at two time point 2000 and 2010 with sample size of N_2000 = 51 and N_2010 = 26 (not all the samples are from the same locatio …
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  • 573
4 votes

How to split a polygon using R

Say your polygon is made up of the following points: HL <- matrix(c(1,1,2,3,3,2,1, 1,2,4,2,1,0,1), ncol=2, byrow=FALSE) At first, you have to make a spatial line with these points require(rgdal) r …
ToNoY's user avatar
  • 573
9 votes
2 answers
8k views

How to split a polygon using R

I have an irregular polygon which is a spatial object. I want to divide it into multiple polygons (say, n=25) with equal height. To show how I want to divide it, I've plotted grids on the backgrou …
ToNoY's user avatar
  • 573