Hi Patrick,
Thanks! That worked perfectly!
M
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Hi Mathijs,
this should work:
library(maptools)
library(ggplot2)
gpclibPermit()
theme_set(theme_bw())
#setwd("C:\\foo") point to your local dir
# Data: http://thematicmapping.org/downloads/world_borders.php
world.shp <- readShapeSpatial("TM_WORLD_BORDERS-0.3.shp")
# check for region-id - Use "
Thanks for the suggestions, but I am not there yet (I'm a real novice). In
the code provided by Patrick (see below), I changed the shape input (from
sids to world) which I downloaded here:
http://thematicmapping.org/downloads/world_borders.php. As a result I also
need to change the "CNTY_ID" and "
Oh, whoops I was looking for the "vote up" button and accidentally hit
"Reply All".
On Fri, Dec 10, 2010 at 8:25 PM, Barry Rowlingson
wrote:
> On Fri, Dec 10, 2010 at 2:21 AM, mathijsdevaan
> wrote:
>>
>> Hi,
>>
>> I have a dataset (CSV) with some counts of firms located around the globe.
>>
On Fri, Dec 10, 2010 at 2:21 AM, mathijsdevaan wrote:
>
> Hi,
>
> I have a dataset (CSV) with some counts of firms located around the globe.
> Each count is assigned to the longitude and latitude of the specific
> location. Now I want to plot these counts on a world map using dots (size of
> dots
> -Original Message-
> From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-
> project.org] On Behalf Of mathijsdevaan
> Sent: Thursday, December 09, 2010 7:21 PM
> To: r-help@r-project.org
> Subject: [R] Projecting data on a world map using long/lat
>
>
> Hi,
Hi,
I have a dataset (CSV) with some counts of firms located around the globe.
Each count is assigned to the longitude and latitude of the specific
location. Now I want to plot these counts on a world map using dots (size of
dots represent the count). I have been unable to find any info on whethe
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