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11 results for “from:David Romero”

Error in heatmap
David Romero · Oct 24, 2013 · r-help

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Anisotropy variogram
David Romero · Aug 4, 2014 · r-sig-geo

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Anisotropy variogram and R squared
David Romero · Aug 5, 2014 · r-sig-geo

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Error in heatmap
David Romero · Oct 21, 2013 · r-help

Hi, Could you please help? Heatmap doesn't work with: > heatmap(as.matrix(SPIV2),na.rm = T) Error in hclustfun(distfun(x)) : NA/NaN/Inf in foreign function call (arg 11) There are no 0 data rows or column Thanks...

[R--gR] Data extraction from lfstat recession function
David Romero · Feb 9, 2015 · r-sig-gr

Dear R-sig-gR users, Does someone know how to extract point values form the regression model of the recession function, package lfstat? I would like to have the coefficient that appears on the graph, n value, and be able...

linear model with sill
David Romero · Apr 9, 2016 · r-sig-geo

Hello listers, I am elaborating variograms with geoR and testing models, I'd like to know how I can test linear model with a sill. v1 = variog(PmmRG, max.dist=50000,direction=0,tolerance=22.5,unit.angle="degrees",option...

linear model with sill
David Romero · Apr 5, 2016 · r-sig-geo

Hello listers, I am elaborating variograms with geoR and testing models, I'd like to know how I can test linear model with a sill. v1 = variog(PmmRG, max.dist=50000,direction=0,tolerance=22.5,unit.angle="degrees",option...

Anselin Local Moran's I with R
David Romero · Sep 8, 2014 · r-sig-geo

Hello, Could somebody help me with the method to compute the Cluster and Outlier Analysis using spdep and obtain Local I Index, Z-scores and cluster type like with the Arcgis tool. My data are points with temperature value. Thank...

r-sig-geo@r-project.org
David Romero · Jun 30, 2022 · r-sig-geo

Hello, How can I construct an sf polyline object directly in sf? I have a data frame with 3 pairs of coordinates and need for each row a 2 segment line. I did it with sp but would like to...

Anselin Local Moran's I with R
David Romero · Sep 9, 2014 · r-sig-geo

Hello Roger, Thank you for aclarations. Obviously, climatic data are dependent of elevation. I wished to calculate local Moran as an exploratory method to identifie outliers before computing semivariograms. Could you suggest a better method? Thank you, David 2014-09...

r-sig-geo@r-project.org
David Romero · Jun 30, 2022 · r-sig-geo

Here it is: Hello, How can I construct an sf polyline object directly in sf? I have a data frame with 3 pairs of coordinates and need for each row a 2 segment line. I did it with sp but...

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