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R-SIG-Geo April 2009

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Thursday, April 30, 2009 5 emails
Huizhu "Chrissy" Li Cost distance analysis Nicholas Lewin-Koh Characterizing the position (central vs > peripheral) of a point in a point pattern Roger Bivand How to access p-values of lagsarlm coefficients? Danlin Yu How to access p-values of lagsarlm coefficients? Loechl Michael How to access p-values of lagsarlm coefficients?
Wednesday, April 29, 2009 4 emails
Roger Bivand unique spatial polygons Alina Sheyman unique spatial polygons Alina Sheyman unique spatial polygons Alexandre VILLERS Characterizing the position (central vs peripheral) of a point in a point pattern
Tuesday, April 28, 2009 11 emails
Li Jin Projection of a large spherical surface on to a plane [SEC=UNCLASSIFIED] Roger Bivand unique spatial polygons Alina Sheyman unique spatial polygons Martin Renner Projection of a large spherical surface on to a plane [SEC=UNCLASSIFIED] Edzer Pebesma Projection of a large spherical surface on to a plane [SEC=UNCLASSIFIED] Agustin Lobo readRAST6 problem Roger Bivand R-sig-Geo nabble forum request Agustin Lobo R-sig-Geo nabble forum request Roger Bivand readRAST6 problem Agustin Lobo readRAST6 problem Paul Hiemstra Projection of a large spherical surface on to a plane [SEC=UNCLASSIFIED]
Monday, April 27, 2009 3 emails
Jim Burke Iterating and finding points in a spatial polygon - VERSION 2 Ignore earlier send! Jim Burke Iterating and finding points in a spatial polygon Li Jin Projection of a large spherical surface on to a plane [SEC=UNCLASSIFIED]
Sunday, April 26, 2009 10 emails
Hadley Wickham zip code map - huge files! Hadley Wickham zip code map - huge files! Alex Mandel zip code map - huge files! Enrico Rossi zip code map - huge files! Dylan Beaudette zip code map - huge files! Hadley Wickham zip code map - huge files! Enrico Rossi zip code map - huge files! Robert J. Hijmans Help to select the raw in a data.frame with the max value Alessandro Help to select the raw in a data.frame with the max value Ned Horning Reading and writing large GRASS images
Saturday, April 25, 2009 2 emails
gianni lavaredo Merge several shape File with RSAGA Roger Bivand Read shapefile with correct proj4string for the data
Friday, April 24, 2009 9 emails
Jim Burke Read shapefile with correct proj4string for the data Roger Bivand Individualizing polygons Ervan Rutishauser Individualizing polygons Roger Bivand error using predict.sarlm evans324 at umn.edu error using predict.sarlm Etienne Bellemare Racine incircle of a polygon Jon Loehrke Help to OVERLAY (in sp) a "SpatialPointsDataFrame" with a 'SpatialPolygonsDataFrame" Michael Höhle : Converting SpatialPolygons with proj4string to spatstat owin Adrian Baddeley incircle of a polygon
Thursday, April 23, 2009 15 emails
Li Jin spplot [SEC=UNCLASSIFIED] Clint Bowman Spatial Interpolation of Regularly Gridded Data Dylan Beaudette Spatial Interpolation of Regularly Gridded Data Greg King Spatial Interpolation of Regularly Gridded Data Roger Bivand creating polygons Alina Sheyman creating polygons Greg Snow paste(" /" ") and paste(" /' ") for grass command Robert J. Hijmans Problems with Raster package? Roger Bivand spdep: stsls; tot.solve=1e-12 Roger Bivand Find incircle of a polygon gianni lavaredo Help to OVERLAY (in sp) a "SpatialPointsDataFrame" with a 'SpatialPolygonsDataFrame" Ned Horning Problems with Raster package? Edzer Pebesma spplot [SEC=UNCLASSIFIED] Roger Bivand error using predict.sarlm Li Jin spplot [SEC=UNCLASSIFIED]
Wednesday, April 22, 2009 18 emails
Roger Bivand : Converting SpatialPolygons with proj4string to spatstat owin Edzer Pebesma spplot [SEC=UNCLASSIFIED] Agustin Lobo paste(" /" ") and paste(" /' ") for grass command Li Jin spplot [SEC=UNCLASSIFIED] Adam Okulicz-Kozaryn spdep: stsls; tot.solve=1e-12 Etienne Bellemare Racine Find incircle of a polygon evans324 at umn.edu error using predict.sarlm Michael Höhle : Converting SpatialPolygons with proj4string to spatstat owin Roger Bivand Find incircle of a polygon gianni lavaredo calculate distance node inside polygon Etienne Bellemare Racine Find incircle of a polygon Roger Bivand error using predict.sarlm evans324 at umn.edu error using predict.sarlm Jaime R. Garcia Marquez paste(" /" ") and paste(" /' ") for grass command Ned Horning image classification in R Agustin Lobo paste(" /" ") and paste(" /' ") for grass command Roger Bivand Problem with sourceforge repository Agustin Lobo Problem with sourceforge repository
Tuesday, April 21, 2009 12 emails
Roger Bivand spplot [SEC=UNCLASSIFIED] Mark Andersen Need an algorithm Michael Sumner spplot [SEC=UNCLASSIFIED] Li Jin spplot [SEC=UNCLASSIFIED] Michael Sumner spplot [SEC=UNCLASSIFIED] Li Jin spplot [SEC=UNCLASSIFIED] Matt Oliver spplot [SEC=UNCLASSIFIED] Li Jin spplot [SEC=UNCLASSIFIED] Zev Ross creating polygons Roger Bivand creating polygons Alina Sheyman creating polygons Agustin Lobo image classification in R
Monday, April 20, 2009 14 emails
Roger Bivand readVECT6 error in spgrass6 (CVS version) Don MacQueen creating polygons William McCoy readVECT6 error in spgrass6 (CVS version) Roger Bivand readVECT6 error in spgrass6 (CVS version) Adalberto Pineda Converting Tessellation objects into shape files William McCoy readVECT6 error in spgrass6 (CVS version) Corey Sparks Building rgdal 0.6-7 on Mac Rich Grenyer Building rgdal 0.6-7 on Mac Roger Bivand Building rgdal 0.6-7 on Mac Corey Sparks Building rgdal 0.6-7 on Mac Alina Sheyman creating polygons Simon Chamaillé-Jammes Re : Lattice with autocorrelation and predetermined values Roger Bivand Lattice with autocorrelation and predetermined values Edzer Pebesma I've a problem with krige and would appreciate any thoughts...
Sunday, April 19, 2009 6 emails
Adrian Baddeley Converting Tessellation objects into shape files Peter S. Hayes I've a problem with krige and would appreciate any thoughts... Virgilio Gomez Rubio Lattice with autocorrelation and predetermined values Simon Chamaillé-Jammes Lattice with autocorrelation and predetermined values Edzer Pebesma krige() option na.action Jeroen Druyts krige() option na.action
Saturday, April 18, 2009 3 emails
Corey Sparks image classification in R David Méndez R-sig-Geo Digest, Vol 68, Issue 18 Agustin Lobo image classification in R
Friday, April 17, 2009 7 emails
Bio7 image classification in R Adalberto Pineda Converting Tessellation objects into shape files Edzer Pebesma image classification in R Tomislav Hengl image classification in R Edzer Pebesma image classification in R Corey Sparks image classification in R Edzer Pebesma Lattice PDF two polygon maps per page - help
Thursday, April 16, 2009 6 emails
Jim Burke Lattice PDF two polygon maps per page - help Jim Burke Lattice PDF two polygon maps per page - help gianni lavaredo calculate major axe inside a polygon Adrian Baddeley distance map from raster class Adrian Baddeley distance map from raster class Tom Gottfried locate a point
Wednesday, April 15, 2009 11 emails
Kingsford Jones identifying clusters between sets of points Sam Veloz identifying clusters between sets of points Nicholas N Nagle R/Grass Interface Nicholas N Nagle Need an algorithm to identify spatial Sam Veloz identifying clusters between sets of points milton ruser distance map from raster class Paul Hiemstra locate a point Bjarke Christensen Need an algorithm to identify spatial clusters Roger Bivand gwr.sel, missing values Sven Müller gwr.sel, missing values ONKELINX, Thierry Questions about spautolm
Tuesday, April 14, 2009 7 emails
van Etten, Jacob (IRRI) Need an algorithm to identify spatial clusters Zev Ross HELP to cbind several data.frame with a LOOP Julian Burgos Need an algorithm to identify spatial clusters Barry Rowlingson Need an algorithm to identify spatial clusters Dan Putler Need an algorithm to identify spatial clusters Miguel Eduardo Gil Biraud Need an algorithm to identify spatial clusters Mark Andersen Need an algorithm to identify spatial clusters
Monday, April 13, 2009 9 emails
Roger Bivand R/Grass Interface milton ruser R/Grass Interface Alexander Brenning RPyGeo Query -- probably easy Nicholas N Nagle R/Grass Interface Roger Bivand RPyGeo Query -- probably easy Roger Bivand How to deal with missing values in geospatial data Zev Ross RPyGeo Query -- probably easy Everton Emanuel How to deal with missing values in geospatial data Shelob1985 at libero.it locate a point
Sunday, April 12, 2009 2 emails
Kingsford Jones Help to save the value of "Multiple R-Squared" in a a simple regression model gianni lavaredo Help to save the value of "Multiple R-Squared" in a a simple regression model
Saturday, April 11, 2009 2 emails
Roger Bivand Questions about spautolm ONKELINX, Thierry Questions about spautolm
Friday, April 10, 2009 4 emails
Kingsford Jones caclulate "root mean square error" gianni lavaredo caclulate "root mean square error" Edzer Pebesma different samples size for each polygon and raster question Edzer Pebesma hscattergram between two different variables
Thursday, April 9, 2009 6 emails
x wong (no subject) Roger Bivand (no subject) Alessandro HELP to cbind several data.frame with a LOOP Arien Lam different samples size for each polygon and raster question x wong (no subject) Roger Bivand (no subject)
Wednesday, April 8, 2009 7 emails
Adrian Baddeley convert spatstat owin-object to splancs x wong (no subject) Rick Reeves (no subject) Jonathan Greenberg (no subject) Michael Denslow different samples size for each polygon and raster question x wong (no subject) gianni lavaredo problem to module MERGE GRID in RSAGA
Tuesday, April 7, 2009 16 emails
Greg King Spatial Interpolation of Regularly Gridded Data Miha Staut Spatial Interpolation of Regularly Gridded Data Josh London georectify an image with tiepoints Alex Mandel suggestion for projection Greg King Spatial Interpolation of Regularly Gridded Data Kamran Safi suggestion for projection Tomislav Hengl problem to module MERGE GRID in RSAGA Alina Sheyman Europe zip code shapefiles gianni lavaredo problem to module MERGE GRID in RSAGA Robert J. Hijmans how to handle large datafile in R? Tomislav Hengl Spatial Interpolation of Regularly Gridded Data Marco Helbich convert spatstat owin-object to splancs Roger Bivand Plotting depends on search() order? Anwesha Chakrabarti how to handle large datafile in R? Roger Bivand Spatial Interpolation of Regularly Gridded Data Roger Bivand how to handle large datafile in R?
Monday, April 6, 2009 7 emails
Anwesha Chakrabarti how to handle large datafile in R? Greg King Spatial Interpolation of Regularly Gridded Data milton ruser cross 2 SGDF with different extents Alexander Brenning R interface to SEXTANTE? Alexander Brenning raster package and "?focal" FUN gianni lavaredo raster package and "?focal" FUN Don MacQueen Plotting depends on search() order?
Sunday, April 5, 2009 7 emails
Jim Burke rasterize shape file and output as .img milton ruser rasterize shape file and output as .img gianni lavaredo merge ascii grid file format with "RASTER" package Tom Gottfried extract value from grid and calculate weighted.mean of pixel Renaud Lancelot problem with function project() in package rgdal Dominik Fuchs R interface to SEXTANTE? Dominik Fuchs R interface to SEXTANTE?
Saturday, April 4, 2009 7 emails
gianni lavaredo select a pixel with the right value respect the pixel around Murray Richardson error in trmesh (alphahull package) facrimas at libero.it hscattergram between two different variables gianni lavaredo extract value from grid and calculate weighted.mean of pixel Corey Sparks County-level map of the US José Manuel Blanco Moreno error in trmesh (alphahull package) Roger Bivand rasterize shape file and output as .img
Friday, April 3, 2009 9 emails
Murray Richardson error in trmesh (alphahull package) milton ruser rasterize shape file and output as .img Smith, Phil (CDC/CCID/NCIRD) County-level map of the US Roger Bivand rasterize shape file and output as .img milton ruser rasterize shape file and output as .img Corey Sparks statistical tests under spatial autocorrelation Paul Hiemstra Write GeoTiff with color table Paul Hiemstra Write GeoTiff with color table Ned Horning Write GeoTiff with color table
Thursday, April 2, 2009 10 emails
ONKELINX, Thierry statistical tests under spatial autocorrelation Jim Bouldin statistical tests under spatial autocorrelation Rich Grenyer How can I overlay classified points onto a SpatialPolygons plot Roger Bivand Running analysis on DEMs using GRASS (from R?) Ben Fissel Time series analysis with irregular time-series Tomislav Hengl Running analysis on DEMs using GRASS (from R?) Roger Bivand convert point and map coordinates UTM to WSG Marc Marí Dell'Olmo convert point and map coordinates UTM to WSG Wesley Roberts Time series analysis with irregular time-series Quentin LEMOULAND as.psp don't work for big shapefiles?
Wednesday, April 1, 2009 10 emails
Roger Bivand convert point and map coordinates UTM to WSG Marc Marí Dell'Olmo convert point and map coordinates UTM to WSG Marc Marí Dell'Olmo convert point and map coordinates UTM to WSG Alexander Brenning RPyGeo Query -- probably easy T.D. Rudolph saving a RasterLayer object (raster package) Markku.Simila at fimr.fi Markku Similä is out of the office. Nicola Batchelor Model Based geostatistics and covariance models gianni lavaredo I NEED Help with this spatial polygon problems (REALLY) Thanks really thanks Adrian Baddeley Issues importing BIG shapefile Roger Bivand I NEED Help with this spatial polygon problems (REALLY) Thanks really thanks
Tuesday, March 31, 2009 2 emails
Kamran Safi Importing subsets of an ASCII file gianni lavaredo I NEED Help with this spatial polygon problems (REALLY) Thanks really thanks