Displaying 3 results from an estimated 3 matches for "myshp".
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myshop
2003 Jun 30
4
french map
Hello,
I would like to know if (as the usa map with Splus), it is possible with
R to plot the french map and to add points (representing towns for
instance) on the figure in the appropriate (x,y) system.
Thank you.
Nathalie Peyrard
2007 Jan 10
1
map data.frame() data after having linked them to a read.shape() object
...n the
data.frame. The first linking is called "link" in ArcView and "relate"
in ArcMap. I use the code shown below, though without success.
Help with this would be greatly appreciated.
Thanks!
Tord
require(maptools)
# Read shape file (one row per county)
a=read.shape("myshp.shp", dbf.data=TRUE, verbose=TRUE)
str(a)
..- attr(*, "maxbb")= num [1:4] -100 49 0 0
..- attr(*, "class")= chr "ShapeList"
$ att.data:'data.frame': 490 obs. of 60 variables:
..$ STATE_FIPS: Factor w/ 12 levels "04","06&...
2010 Dec 11
0
is there a packge or code to generate markov chains in R
...(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 "id" in the code, but I have no idea what
[[elided Yahoo spam]]
Mathijs
library(maptools)
library(ggplot2)
gpclibPermit()
myshp<- readShapeSpatial(system.file("shapes/sids.shp",
package="maptools"))
## see licence, not GPL
myshp.points<- fortify.SpatialPolygonsDataFrame(myshp,
region="CNTY_ID")
shpm<- merge(myshp.points, myshp, by.x="id", by.y="CNTY_ID")
head(shp...