Re: [R-sig-Geo] Testing if a point-pattern is on a regular grid

Hello. I have an idea using Thiessenn or voronoi by tripack. Extending this "points2grid()" method for grid polygon data will make calculation of spatial weight matrices of spdep better? Regards --- Roger Bivand wrote: > On Wed, 6 Jan 2010, Pierre Roudier wrote: > > > Dear list, > > >

Re: [R-sig-Geo] prism maps

Hello. How about this. http://translate.google.co.jp/translate?js=y&prev=_t&hl=ja&ie=UTF-8&layout=1&eotf=1&u=http%3A%2F%2Fwww.okada.jp.org%2FRWiki%2F%3FGoogleEarth%25A4%25C8R%23d46aa784&sl=ja&tl=en Original language is Japanese. Regards. --- Thomas Adams

Re: [R-sig-Geo] Create ESRI personal geodatabase (.mdb) in R?

Hello. I think it's good idea for R to use SpatiaLite instead of dealing with shapefiles directly. SpatiaLite has functions of Raster GIS and routing, so these functions will enrich spatial analyses in R. It'll be better SQLite/SpatiaLite embedded within R as internal DB. I hope some day R

Re: [R-sig-Geo] Spatial Panel data models

Hello. --- Juan Tomas Sayago wrote: > Does anyone knows of applications of spatial panel > data models in R. There's one package named "splm" available from R-Forge(http://r-forge.r-project.org/projects/splm/). And introduction document as follows. http://www.agrocampus-ouest.fr/math/useR-

[R-sig-Geo] Bi- or Tri-variate maps for R

Hello. Does anyone know any examples of Bi- or Tri-variate maps for R like this ArcVie example? http://proceedings.esri.com/library/userconf/proc99/proceed/papers/pap171/p171.htm Thanks in advance. ___ R-sig-Geo mailing list R-sig-Geo@stat.ma

[R-sig-Geo] Availability of Raster package for Win32

Hello. Raster package seems to be very interesting since it doesn't require external applications. However currently, no binaries prepared for Win32. Will this Win32 binary available? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.et

Re: [R-sig-Geo] Any successful case of Building Rcartogram for Win32

Thank you very much for your response. I've tried to buid Rcarogram using Rtools, but could not succeed to configure. --- Roger Bivand wrote: > On Tue, 30 Dec 2008, Hisaji ONO wrote: > > > Hello. > > > > On this December, Japanese TV program(created

[R-sig-Geo] Any successful case of Building Rcartogram for Win32

Hello. On this December, Japanese TV program(created by TV Tokyo, one of TV broadcast station in Japan) used my Java-based area continued cartogram to generate various cartograms. However my algorithm is too slow. Rcartogram(http://www.omegahat.org/Rcartogram/) seems to generate carto

Re: [R-sig-Geo] WMS, WFS, WCS an WPS for R

Thank you for useful info. For "RCurl", though not for OGC's web services, there were some example for geocoding in following URL(sorry in Japanese only.) http://www.okada.jp.org/RWiki/?R%A4%C7%A5%B8%A5%AA%A5%B3%A1%BC%A5%C7%A5%A3%A5%F3%A5%B0 Regards. __

[R-sig-Geo] WMS, WFS, WCS an WPS for R

Hello. There are lots of services of OGC(Open Geospatial Consortium:http://www.opengeospatial.org/)'s standard based Geo-Web ervices incluing WMS(Web Map Service), WFS(Web Feature Service), WCS(Web Coverage Service) and WPS(Web Processing Service) all over the world. Does anyone try to use thes

[R-sig-Geo] How to convert results generated by "filled.contour" to shapefiles?

Hello. Currently I have developed geo-spatial mining tool using R with spdep, spgwr and other packages as OpenJUMP(http://www.openjump.org)'s plug-ins. I've already implemented contouring function using contourlines function. I'd like to fill colours between levels of contours. So does anyo

[R-sig-Geo] Where is your John Snow's map in "Analysing Spatial Data in R: Why spatial data in R?" available?

Hello. I found in your PDF file, http://www.bias-project.org.uk/ASDARcourse/unit0_slides.pdf. In this document, you used interesting John Snow's "Cholera" map. Is this format ESRI's shapefile? Where is this file available? Once I've created Snow's shapefile(available form this site, http:/

[R-sig-Geo] About support site for "Applied Spatial Data Analysis with R"

Hello. I couldn't see this site(http://www.bias-project.org.uk/asdar-book/) on IE 6 correctly. However I could do on Firefox 3.0 withought problem. Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listi

Re: [R-sig-Geo] package for bidimemsional regression

Hello. I've tried to implement Euclid and Affine versions of Bidimensional Analysis. # #algorithms an data from Nakaya, T. (1998): Statistical analysis of spatial distortion: an application of bidimensional regression procedure, The Ritsumeikan Bungaku 553, 1333-1356. in Japanese # # You had be

[R-sig-Geo] Japanese translation of "Applied Spatial Data Analysis with R" planned?

Hello. Some Springer's R related books has been published in Japan. I think some demand for a book about spatial statistics in my country. Any plan or contact of Japanese translation of this interesting book prepared? Regards. ___ R-sig-Geo mai

Re: [R-sig-Geo] Spatial analysis - matrix algebra

Hi. R seems to be able to deal with your desired processes. However, your had better use GRASS GIS or SAGA both of which support map algebra or cartographic modelling, import ascii grid and has interface packages(spgrass or RSAGA) to R for more complicated analyses if required. Regards. ---

Re: [R-sig-Geo] Impact of ArcGIS 8.3 beta's new spatial statistical functions in its Spatial Analyst Extension

Thank you for your very interesting responses. Today I found following ArcGIS 9.3's GWR info in ESRI site. http://webhelp.esri.com/arcgisdesktop/9.3/index.cfm?TopicName=Geographically_Weighted_Regression_%28Spatial_Statistics%29 Regards. ___ R-sig

[R-sig-Geo] Impact of ArcGIS 8.3 beta's new spatial statistical functions in its Spatial Analyst Extension

Hi. What do you think about ArcGIS 8.3's new statistical functions(Calculation of spatial or network, GWR, Global/Local Moran, Gi etc.) in its Spatial Analyst Extension described in http://webhelp.esri.com/arcgisdesktop/9.3/pdf/Whats_New_In_ArcGIS_93.pdf? Current R's spdep's and spgwr's and oth

Re: [R-sig-Geo] kriging on street grid

Hello. Following papaer may be helpful. OKABE, A., SATOH, T. and SUGIHARA, K. "A KERNEL DENSITY ESTIMATION METHOD FOR NETWORKS, 　ITS COMPUTATIONAL METHOD, AND A GIS-BASED TOOL", Discussion Paper, No. 80, Center for Spatial Information Science, Univ. of Tokyo, http://www.csis.u-tokyo.ac.jp/dp/8

Re: [R-sig-Geo] Adaptive kernel density estimation

Hi. How about using "gw.adapt functio", Adaptive kernel for GWR, in spgwr package? Regards. --- 剋忽牽 <[EMAIL PROTECTED]> wrote: > Hi everyone: > > > with the package spatstat I can do the kernel > > density estimation in the > > function density.ppp. but How do I use R for > > Adaptiv

[R-sig-Geo] Spatial Filtering Workshop

I found Spatial Filtering Workshop(http://www.spatialfiltering.com/index.html ) in CSISS site(http://www.csiss.org/). However it seems to no tools available. And at last I know Professor Bivand is British geographer. For a long time I think he was Norwegian. Best Regards. __

[R-sig-Geo] Geographically Weighted Discriminant Analysis

Hello. I found following article. Geographically Weighted Discriminant Analysis Chris Brunsdon, Stewart Fotheringham, Martin Charlton(2007): Geographical Analysis, Volume 39, Issue 4, Page 376-396, Oct 2007 http://www.blackwell-synergy.com/doi/abs/10./j.1538-4632.2005.00633.x Can ggwr fun

[R-sig-Geo] "Applied Spatial Data Analysis with R" from Springer

Hi. This book is first spatial statistics book for R, I think. It's very interesting. Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo

[R-sig-Geo] Could you add my 'Jenks' method to your classInt package?

Hello. I've tried to port Java code for Jenks optimization classification method "natural break" to R, although far from smart coding. My java code was ported Jenks's Basic code and I checked these results compared to results of ArcView 3.x. Jenks method derived from Fischer, but seems to be

Re: [R-sig-Geo] Can voronoi polygons calculated in R be converted to ESRI shapefile?

Hi Thank you for your useful info. However for following statement, > voronoiShapefile <- function() > { -X8--X8---X8-- >for (i in seq(along=polys)) > { > pcrds <- > cbind(tritest.vp[[8]][,1],tritest.vp[[8]][,2] ) I think all "8"s needed to "i" like this.

Re: [R-sig-Geo] Divide a polygon by a line?

Hi. I've create very simple example "cutting polygon by line c(0,5,10,5)" using by gpclib. library(maptools) library(gpclib) x1<-t(structure(c(0,0,10,0,10,10,0,10,0,0),dim=c(2,5))) # simple square ### method using buffer min_buffer_dist <- 1e-10 # set minimum value x2<-t(structure(c(-1,5

Re: [R-sig-Geo] About Insightful's S-Plus "SpatialStats" package

Thank you for kind answer. BTW, how about your spatial statistics book? Regards. --- Roger Bivand <[EMAIL PROTECTED]> wrote: > On Tue, 30 Oct 2007, Hisaji ONO wrote: > > > Hello. > > > > Recently Insightful's S-

[R-sig-Geo] About Insightful's S-Plus "SpatialStats" package

Hello. Recently Insightful's S-Plus library has been ported to R package. However "SpatialStats" package still not yet. Does Anyone know whether Insightful people will open their spatial package including MA function(spdep not supported) etc Regards. __

[R-sig-Geo] Barry Rowlingson's "Arlat" on FOSS4G 2007

Hello. Last week, I participated in FOSS4G 2007(http://www.foss4g2007.org) held in Victoria, British Columbia, Canada. In this conference's program , Barry Rowlingson presented "Delivering Tropical Medicine Solutions with Integrated Open Source GIS and Statistics." This presentation was abou

[R-sig-Geo] BGWR for R

ello. Does anyone try to develop B(aysian)GWR package for R or extension of spgwr? I know Matlab's spatialtoolbox lib. has this function. Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig

Re: [R-sig-Geo] R-sig-Geo Digest, Vol 48, Issue 3

Cen&hl=ja&ie=UTF8)), which can build topology from linestring and polygon, connecting R via Rserve or JGR, and will use Repast for agent based modelling. Regards. <[EMAIL PROTECTED]> wrote: > On Fri, 3 Aug 2007, Hisaji ONO wrote: > > > Dear Marco > > > &g

Re: [R-sig-Geo] R-sig-Geo Digest, Vol 48, Issue 3

or body > 'help' to > > [EMAIL PROTECTED] > > > > You can reach the person managing the list at > > [EMAIL PROTECTED] > > > > When replying, please edit your S

[R-sig-Geo] Availability of ESDA for R

Hello. Does anyone know whether ESDA like GeoDa is available for R or not? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo

[R-sig-Geo] Any Grid Computing or Pararrel Processing using R for spatial analysis

Hello. Does anyone know examples using grid computing using R for spatial analysis, or geocomputaion(computational geography) like Stan Openshaw's works? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/l

Re: [R-sig-Geo] Any example using UMN Mapserver with R

Thank you for your help, Paul. I've tried to test PHP for R, but not with MapServer. Regards. --- Paul Hiemstra <[EMAIL PROTECTED]> wrote: > You can link MapServer and R by using MapServer in > mapscript mode. The > next step would be to find an extension that links R > to this the > pr

[R-sig-Geo] Any example using UMN Mapserver with R

Hello. UMN Mapserver is one of most famous Open Source Web GIS Engine. Is there any example combine this with R for spatial data mining etc? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-si

[R-sig-Geo] Any plan of R interface to GEOS

Hello. Currently GEOS C API interface has been already available. And RCppTemplate package is also available. I think GEOS's functions are far better than gpclib's. It can manipulate points, linestrings, polygons and multi-geometries and it has lots of functions(ca. buffer, union, overlay query

Re: [R-sig-Geo] plot streamlines from codar data

Hello. How about GrADS(http://grads.iges.org/grads/grads.html) , not R related one, used in meteorology? Formerly it can deal with only gridded data, but currently seems to support station data(irregular spaced data). Regards > On Thu, 12 Oct 2006, massimodisasha wrote: > > > hi, i'm

Re: [R-sig-Geo] Considering "boundary effect" in spdep or spgwr

Thank you very much for you kind advice. --- Roger Bivand <[EMAIL PROTECTED]> wrote: > On Thu, 28 Sep 2006, Hisaji ONO wrote: > > > Hello. > > > > In some "geo-spatial analysis" text books & > articles, > > "boundary effect" wa

[R-sig-Geo] Considering "boundary effect" in spdep or spgwr

Hello. In some "geo-spatial analysis" text books & articles, "boundary effect" was referred. For spatial weight matrix and its related statistical methods, this issue is very important, I think. For this issue, I've looked for this in "spdep" and "spgwr" in their "manual" pdf files, but no lu

Re: [R-sig-Geo] Availability of R Script for WSAF(weighted spatial adaptive filter)

Hello, Andreas Thank you for your important info. Sorry for late for my response. --- "M. Olligschlaeger" <[EMAIL PROTECTED]> wrote: > No, I'm afraid it is not. The original system was > written in Pascal. Could you tell me availability of this Pascal source? If I could get this, I've t

[R-sig-Geo] availability of Least-Squares Collocation(LSC) technique for optimal interpolation of spatial data. on r

Hi Recently among geostatistics Least-Squares Collocation(LSC) technique seems to be one of notable methods. I've searched this method on R spatial packages, but no luck. Does anyone know free application/package support this method? Regards. _

[R-sig-Geo] Availability of R Script for WSAF(weighted spatial adaptive filter)

Hi. Does any one know whether R Script written for WSAF(weighted spatial adaptive filter)(Gorr, W.L. and Olligschlaeger, A.M. (1994). "Weighted Spatial Adaptive Filtering: Monte Carlo Studies and Application to Illicit Drug Market Modeling." Geographical Analysis, 26: 67-87. ), which enhances ad

[R-sig-Geo] How to improve calculation time of spatial weight matrices on spdep

Hello. Currently, among GeoComputaion community in Japan, GeoDa's calculation speed of spatial weight matrices of polygons are highly evaluated. Any idea to improve this of spdep? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch h

Re: [R-sig-Geo] interpolation in R

Hi. Fields package has Tps function which can execute Thin Plate Spline(ESRI ArcGIS's Spatial Analyst extension can do this method.) and Krig function for krigging. In GIS, for interpolation, TIN is popular. R has Tripack, however no interpolation functions.

Re: [R-sig-Geo] Natural Breaks Classification

Hi. As you might know, most of Jenks' optimization method depends on Fischer's "EXACT OPTIMIZATION" METHOD in (Fisher, W. D., 1958, On grouping for maximum homogeneity. Journal of the American Statistical Association, 53, 789 ・98.). This source code is available from following CMU's statlib sit

[R-sig-Geo] New Spatial Analysis Book using R

Hello. Within a few months, spatial analysis book written in Japanese, which I co-wrote one chapter which explained some spatial analysis methods using spatial analysis tool, developed by me, based on R with some nice spatial packages. In North America or Europe, any Spatial Analysis Text Books

[R-sig-Geo] Tomlin's Map Algebra for sp

Hello. Sp package has grid & grid topology classes. It seems to use them to be able to implement famous map algebra(or cartographic modelling). Any plan to implement this analysis method to sp package? Regards. ___ R-sig-Geo mailing list R-sig-G

Re: [R-sig-Geo] Editing Shapefiles

Date: Thu, 15 Dec 2005 20:56:16 +0900 (JST) From: "Hisaji ONO" <[EMAIL PROTECTED]> アドレスブッ クに追加 DomainKeys は、このメールが ybb.ne.jp から送信されたこと を確認しました。 Subject: Re: [R-sig-Geo] Editing Shapefiles -- Non-Contiguous Area-based Cartogram To: "Hisaji ONO" <[EMAIL PROTECTE

Re: [R-sig-Geo] Editing Shapefiles

Hello. Sorry I'm not "Dr." Here is my Non-Contiguous Area-based "Shrinking" Cartogram script for maptools. This script doesn't support multi-parts polygon shape. Please try this. ### require(maptools) # # Non Contiguous Area-based Cartogram # createNonContiguousAreaBasedCarto

[R-sig-Geo] Couldn't access to DCluster support site

Hi. Recently I couldn't access to DCluster support site, http://matheron.uv.es/~virgil/Rpackages/DCluster. Had this site been moved? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo

Re: [R-sig-Geo] Couldn't load "rmap_1.1.0.zip" to R 2.1.1 for Win

Thank your for your quick response. If possible, keep old version for R1.9.x, please. Regards. > Oops! The package needs a fair bit of attention to > get it to pass R CMD > check (which has got more difficult since < 2.0), > I'll try to move on this > fairly soon. If anyone else has changed

Re: [R-sig-Geo] Couldn't load "rmap_1.1.0.zip" to R 2.1.1 for Win

THank your for your response. > Please remind me where the Windows binary package > came from - is it the > product of your own success with MSYS? Part of the I've used Rmap binaries available in your site, "http://spatial.nhh.no/R/Devel/";. Regards.

[R-sig-Geo] Couldn't load "rmap_1.1.0.zip" to R 2.1.1 for Win

Thank you for your response for my question. I have another question of loading "rmap_1.1.0.zip" to R 2.1.1 on Windows XP. R2.1.1 said "'Rmap' is not valid package. It was probably installed in < 2.0.0. " on loading this rmap. Will you not support Rmap for R 2.1.x since (sp)maptools has repla

[R-sig-Geo] About C API of GEOS for sp packages

Hello. Currently C API of GEOS seems to be available according to http://geos.refractions.net/ro/CVS.txt. Current spgpclib cannot be used for commercial use. I think it will be better to use GEOS(its license is GPL, probably) , based on OpenGIS and has more functions than gpclib. Has sp pac

[R-sig-Geo] How to get each bandwidth values on observation points using adaptive kernel in spgwr ?

Hello. I have two question about latest spgwr package. First, I've modified gwr function's example a little and tried to get each bandwidth values on observation points using adaptive kernel in spgwr as follows. col.bw <- gwr.sel(crime ~ income + housing, data=columbus,adapt=0.5, coords=

[R-sig-Geo] When will be WIn binaires available for spgwr and others

Hello. Latest spgwr seems to be very attractive. However it will only release in source. When will be this and other(spmaptools etc.) win binaries available? Regards. ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/ma