Re: [R-sig-Geo] (no subject)

2020-10-07 Thread Roger Bivand
On Wed, 7 Oct 2020, Vlad Amihaesei wrote: Hi, I have an error when I want to install stars package from github Why from github? You are on your own if you do, because you must install all of the packages stars uses, especially sf, also from source if they have changed since their last rele

[R-sig-Geo] (no subject)

2020-10-07 Thread Vlad Amihaesei
Hi, I have an error when I want to install stars package from github if (!require(remotes)) install.packages("remotes") remotes::install_github("r-spatial/stars") library(stars) I have this : ERROR: lazy loading failed for package ‘stars’ * removing ‘/Library/Frameworks/R.framework/Versions/

Re: [R-sig-Geo] (no subject)

2020-07-04 Thread Sourav Sarkar
Your code works perfectly Zivan! Thank you very much for all your help! Kind regards, শনি, ৪ জুলাই, ২০২০ তারিখে ৩:১৯ PM টায় এ Zivan Karaman < zivan.kara...@gmail.com> লিখেছেন: > Hi Sourav, > > Perhaps replacing "+proj=aeqd +lat_0=cities [i,3][[1]] > +lon_0=cities[i,2][[1]] + x_0=0 +y_0=0 +ellps=

Re: [R-sig-Geo] (no subject)

2020-07-04 Thread Zivan Karaman
Hi Sourav, Perhaps replacing "+proj=aeqd +lat_0=cities [i,3][[1]] +lon_0=cities[i,2][[1]] + x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m +no_defs" by sprintf("+proj=aeqd +lat_0=%f +lon_0=%f + x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m +no_defs", cities [i,3][[1]], cities[i,2][[1]]) etc. c

[R-sig-Geo] (no subject)

2020-07-04 Thread Sourav Sarkar
Hi All, I have a sf dataframe (cities) of point locations of about a hundred cities in India with latitudes in the second column and longitudes in the third column. I am trying to create a geodesic buffer around each of these points by projecting them to azimuthal equidistant projection centred at

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2019-10-17 Thread Biplab Biswas
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2019-04-25 Thread Dadirai Matarira
I have drawn a map for significant NDVI trends but I don't know how to explain it. What is the meaning of "significant NDVI trends?" [[alternative HTML version deleted]] ___ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mai

Re: [R-sig-Geo] (no subject)

2017-04-03 Thread Roger Bivand
On Mon, 3 Apr 2017, Patrick Schwager wrote: Dear list, I am currently working on modelling species distribution and try to account spatial autocorrelation. I use R and I successfully managed to incorporate moran's eigenvectors as predictor to my species distribution model using GLM (logit). I f

[R-sig-Geo] (no subject)

2017-04-03 Thread Patrick Schwager
Dear list, I am currently working on modelling species distribution and try to account spatial autocorrelation. I use R and I successfully managed to incorporate moran's eigenvectors as predictor to my species distribution model using GLM (logit). I followed Dormann et al. (2007

[R-sig-Geo] (no subject)

2015-08-03 Thread João Bosco Jares
Hi all, I'm looking for a solution to filter the data inside the GIS files. I mean, I'm not looking for low-level geographical data, but the data necessary to compute RDF cubes. For instance, in Census 2011 NUTS3_generalised20m files exist some data to define country profiles who I can use to make

Re: [R-sig-Geo] (no subject)

2015-06-18 Thread MacQueen, Don
This is a question for R-help, not R-sig-Geo. Please also provide a subject, and do not send html. -Don -- Don MacQueen Lawrence Livermore National Laboratory 7000 East Ave., L-627 Livermore, CA 94550 925-423-1062 On 12/9/14, 7:17 AM, "R-sig-Geo on behalf of rpaolo1967 RP" wrote: >Hi eve

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2015-06-16 Thread adeela uaf
Hi all, I want to do ordinary kriging on the cadmium level in soil. The data were taken from 4 towns. First of all, I checked about spatial autocorrelation in R using Moran's I test and the p-value was greater then 0.05. May I go to kriging then? Regards Adeela

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2014-12-09 Thread rpaolo1967 RP
Hi everybody, I apologize for this simple question. I’m running a code which, at each step of a loop, generates a data frame similar to this one: d <- rep(1:10, each = 6, len = 60) a <- rep(0:5, each = 1, len = 60) v <- rep(sort(runif(5, 30, 50), decreasing = T), each = 1, len = 60) x <- d

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2014-07-07 Thread etiss18
http://aapgmcs.org/2013old/includes/afternews.php [[alternative HTML version deleted]] Thread-Index: ASBq+0NcpzNmdjh0dTNoMDB5azhybA= ___ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo

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2013-08-30 Thread Jochen Albrecht
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2013-05-24 Thread Jonathan Greenberg
-- Jonathan A. Greenberg, PhD Assistant Professor Global Environmental Analysis and Remote Sensing (GEARS) Laboratory Department of Geography and Geographic Information Science University of Illinois at Urbana-Champaign 607 South Mathews Avenue, MC 150 Urbana, IL 61801 Phone: 217-300-1924 http://w

Re: [R-sig-Geo] (no subject)

2013-04-18 Thread Endri Raco
Hi Roman, This distances reflect the distance of points (which coordinates I need to calculate) from the starting point (bus stop). They represent bus travel distance in different moments of time from a selected bus stop.I saw the package* "geosphere"* has some of needed functions like *destPointRh

Re: [R-sig-Geo] (no subject)

2013-04-18 Thread Roman Luštrik
What do these distances reflect? How did you calculate the distances? Cheers, Roman On Thu, Apr 18, 2013 at 7:32 PM, Endri Raco wrote: > Hi group, > I am stacked in a problem like this. > I have a bus stop with known coordinates. > I generate in R language distances from this bus stop. Values

[R-sig-Geo] (no subject)

2013-04-18 Thread Endri Raco
Hi group, I am stacked in a problem like this. I have a bus stop with known coordinates. I generate in R language distances from this bus stop. Values of these distances are like below (in km) 0. 0.02725136 1.07634471 1.15963225 1.71421571 2.54945626 4.29135102 4.53532958 4.5851271

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2013-03-20 Thread frtorrie
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2013-03-17 Thread Nazaruddin Nad
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2013-02-07 Thread Saima Bashir
http://www.fahrschule-tumovec.de/uiu/tbjd165ur6d2lr986aovwzoae6gf2c8pgs7vtti246694gc37d?rf00brpfnib0vc815lkdvhon0k9erzlp !!! Saima Bashir http://yahoo.com %.ej4l502vhpo0ycahte92qde80sswobmxicrx [[alternative HTML version deleted]] ___

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2013-02-06 Thread Adrian.Baddeley
Mudrak, Erika [EEOBS] writes: > Hello r-sig-geo, > I have a question regarding envelopes for the pair correlation function in > spatstat. Questions about the spatstat package should be sent to the package authors. > The envelopes near r = 0 suddenly stretch to high values. The envelopes > a

Re: [R-sig-Geo] (no subject)

2013-01-29 Thread Pascal Oettli
Hello, Maybe the problem is the space in "Ledile emachines" and "SDM course". Try to put your files directly in "C:\", to see whether it solves the problem. HTH Pascal Le 29/01/2013 18:45, Ledile Mankga a écrit : Dear list members I am having a problem with reading a shapefile, please hav

Re: [R-sig-Geo] (no subject)

2013-01-29 Thread Roger Bivand
On Tue, 29 Jan 2013, Ledile Mankga wrote: Dear list members I am having a problem with reading a shapefile, please have a look at the problem below: koppen <- readOGR("GIS/Koppen_Geiger/koppen.shp", layer="koppen") Error in ogrInfo(dsn = dsn, layer = layer, encoding = encoding, use_iconv = use

[R-sig-Geo] (no subject)

2013-01-13 Thread Tiago Vieira
Dear, How can I set the parameter horizontal band and vertical band of experimental variogram in gstat package? I can only transforming coordinates. Tiago Vieira. ___ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listi

Re: [R-sig-Geo] (no subject)

2012-12-26 Thread Joseph Duncan
Dear Prof Roger, Thank you so much for your patience. Your explanations are what I want to learn. I have recorded them all. Wishing you and your family a wonderful Holiday Season Joe On Sun, Dec 23, 2012 at 3:15 PM, Roger Bivand wrote: > On Sun, 23 Dec 2012, Joseph Duncan wrote: > > Hi Ever

Re: [R-sig-Geo] (no subject)

2012-12-23 Thread Roger Bivand
On Sun, 23 Dec 2012, Joseph Duncan wrote: Hi Everyone Happy Christmas! I have tried several days but cannot solve the problem. Can any one help me ? Below is R command for a simple spatial regression. The data is attached. library(spdep) library(sphet) mat0 <- read.table("50state1.txt", hea

[R-sig-Geo] (no subject)

2012-12-23 Thread Joseph Duncan
Hi Everyone Happy Christmas! I have tried several days but cannot solve the problem. Can any one help me ? Below is R command for a simple spatial regression. The data is attached. library(spdep) library(sphet) mat0 <- read.table("50state1.txt", header=FALSE, sep="\t", fill=TRUE) mat <- as.mat

Re: [R-sig-Geo] (no subject)

2012-11-17 Thread Roger Bivand
All the R lists have become subject to attack by bots automatically subscribing (all so far from gmail addresses) and we have not been able to match the escalation in this weapons race. We may be obliged to treat all non-institutional addresses as suspect (such as gmail, which has been the pref

Re: [R-sig-Geo] (no subject)

2012-11-16 Thread Cam Plouffe
Hello, I'm sorry if you've received any spam mail or links from this email in the last few hours. Please do not open it. My email address was hacked, and I'm currently in the process of recovering it. Once again, sorry for the inconvenience. Cam [[alternative HTML version deleted]] __

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2012-09-07 Thread Jose Tanago
Dear R-sig-geo experts! I have experienced a weird problem rasterizing polygons with the function "rasterize()" of Raster package. The polygons that falls completely within the boundaries of another polygon, i.e. completely surrounded by one other polygon, however they do not spatially overlay

Re: [R-sig-Geo] (no subject)

2012-08-21 Thread Barry Rowlingson
On Tue, Aug 21, 2012 at 9:09 AM, katja.flamm...@tudor.lu wrote: > Hi, > > I'm new to this list so I hope I'm not missing anything. > > I'm trying to read a file from a database and then write it to my schema in > the same database. The readOGR function works good but I'm having > difficulties with

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2012-08-21 Thread katja . flammang
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2012-07-18 Thread Erdal Karaca
I have this data: > head(points) x y z 1 3477751 5888124 -10.09 2 3477751 5888126 -10.26 3 3477751 5888128 -10.45 4 3477751 5888130 -10.64 5 3477753 5888124 -10.19 6 3477753 5888126 -10.34 I tried the delaunay triangulation as follows: > ppp <- ppp(x, y, window=owin(c(min(x), max(x)), c(min(y),

[R-sig-Geo] (no subject)

2012-06-16 Thread Abdullah Alsulami
http://www.lacaracola.net/wp-content/themes/caracola/yahoolinksus.html ___ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo

Re: [R-sig-Geo] (no subject)

2012-04-05 Thread Zz
I have found all shapefiles. O(∩_∩)O~ On 4/5/12, Zz wrote: > Dear R users, > > I would like to create a neighborhood list for all MSA or states in > USA. Where to download shp file for United States? > > > > Thanks > > ___ > R-sig-Geo mailing list >

[R-sig-Geo] (no subject)

2012-04-05 Thread Zz
Dear R users, I would like to create a neighborhood list for all MSA or states in USA. Where to download shp file for United States? Thanks ___ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo

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2012-04-04 Thread fernando del bon
http://barbandjeff.ca/packages/example_faq/single_pages/fjgvkd.html";> http://barbandjeff.ca/packages/example_faq/single_pages/fjgvkd.html [[alternative HTML version deleted]] ___ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.

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2012-04-02 Thread fernando del bon
http://jaywalking.tharso.com/wp-content/plugins/extended-comment-options/02efpk.html";> http://jaywalking.tharso.com/wp-content/plugins/extended-comment-options/02efpk.html [[alternative HTML version deleted]] ___ R-sig-Geo mailing list R-sig-G

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2012-03-01 Thread Lisa Freudenberger
Dear all,I hope this is the right place to post my question and that someone might be able to help me. I am performing an ENFA with species data and environmental variables unsing the adehabitat package. What I know how to get are the eigenvalues of the specialization axes and the coefficients for

Re: [R-sig-Geo] (no subject)

2011-12-07 Thread Eugenio Trumpy
My dear Sir: http://www.leonardobieber.it/index744m--.php?sylprofile=6 Wed, 7 Dec 2011 20:35:55 "As we came up I put my head out and thought I saw an excursion party." (c) FRITZ winterlichere [[alternative HTML version

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2011-01-22 Thread Yiching Lin
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Re: [R-sig-Geo] (no subject)

2011-01-10 Thread Rainer M Krug
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 01/10/2011 06:48 PM, Giuseppe Amatulli wrote: > Hi, > first of all happy new year! > > I'm trying to do forest species distribution at European level (1 km > resolution) by means of randomForest running it in a cluster > computer. I'm using sever

Re: [R-sig-Geo] (no subject)

2011-01-10 Thread Robert Hijmans
Giuseppe, You can also have a look at the 'dismo' package for species distribution modeling. The vignette (under development) has a brief example with randomForest. To apply weights in randomForest (I have not tried this and could very well be wrong), you can perhaps use regression rather than

Re: [R-sig-Geo] (no subject)

2011-01-10 Thread Roger Bivand
On Mon, 10 Jan 2011, Giuseppe Amatulli wrote: Hi, first of all happy new year! I'm trying to do forest species distribution at European level (1 km resolution) by means of randomForest running it in a cluster computer. I'm using several predictors of different data sources. All of them are ra

[R-sig-Geo] (no subject)

2011-01-10 Thread Giuseppe Amatulli
Hi, first of all happy new year! I'm trying to do forest species distribution at European level (1 km resolution) by means of randomForest running it in a cluster computer. I'm using several predictors of different data sources. All of them are rasters in grass format. Therefore i was using spg