Posts Tagged ‘ maps ’

Make your own electoral map

November 7, 2012
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Make your own electoral map

You’ve already seen everyone else’s electoral map (see this amazing array of maps from 2008), how would you like to make your own? Today’s Gist allows you to do just that — input (manually!) state-by-state results, and output a...

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R-NOLD 2012-05-23 05:48:00

May 23, 2012
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R-NOLD 2012-05-23 05:48:00

Mapping Global Earthquake using XML and MaptoolsEveryday the US Geological Survey (USGS) publish earthquake data (http://earthquake.usgs.gov/earthquakes/recenteqsww/Quakes/quakes_all.html) all over the globe. Using XML and maptool packages of R I d...

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useR! 2012 Conference

April 25, 2012
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“Spatial data is, quite literally, everwhere” (Barry Rowlingson) this is so true! And because of that you guys will have the chance to take part in a great tutroial on using R for managing geospatial data, transforming, making maps and working with OGC standards. So visit this years useR! conference at Vanderbilt University; Nashville, Tennessee,

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Simple data mining and plotting data on a map with ggplot2

April 2, 2012
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Simple data mining and plotting data on a map with ggplot2

In this post I use OpenStreetsMaps and ggplot2 to plot geographically were psychologists live, using data from a facebook document.

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A Short Example with R-Package osmar..

January 26, 2012
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A Short Example with R-Package osmar..

Following up my last post in which I praised the capabilities of the osmar-package I give a short example...ps: You can also find this example at GitHub HERE.library(osmar) # this pulls the data from the OSM-Api:mydistrict <- get_osm(relation(85647)...

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Maps with R, and polygon boundaries

December 21, 2011
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Maps with R, and polygon boundaries

With R, it is extremely easy to draw maps. Let us start with something simple, like French regions. Baptiste mentioned on his blog that shapefiles can be downloaded from http://ign.fr/ website. Hence, if you extract the zip file, it is possible to ...

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Some Fun with googleVis – Mapping Blog Visits on Google Map

December 13, 2011
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Some Fun with googleVis – Mapping Blog Visits on Google Map

See stand-alone code to produce this map below.Read more »

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Producing Google Map Embeds with R Package googleVis

December 1, 2011
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Producing Google Map Embeds with R Package googleVis

(1) for producing html code for a Google Map with R-package googleVis do something like: library(googleVis)df <- data.frame(Address = c("Innsbruck", "Wattens"), Tip = c("My Location 1", "My Location 2"))mymap <- gvisMap(df, "Addre...

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Retrieve GBIF Species Occurrence Data with Function from dismo Package

November 28, 2011
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Retrieve GBIF Species Occurrence Data with Function from dismo Package

..The dismo package is awesome: with some short lines of code you can read & map species distribution data from GBIF (the global biodiversity information facility) easily:Read more »

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A Simple Example for the Use of Shapefiles in R

October 24, 2011
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A Simple Example for the Use of Shapefiles in R

A simple example for drawing an occurrence-map (polygons with species' points) with the R-packages maptools and sp using shapefiles.HERE is the example data.Read more »

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