3103 search results for "map"

Mapping US Counties in R with FIPS

June 16, 2016
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Mapping US Counties in R with FIPS

Anyone who’s spent any time around data knows primary keys are your friend. Enter the FIPS code. FIPS is the Federal Information Processing Standard and appears in most data sets published by the US government. Name Matching The map below is an example as the “wrong way” to do something like this. This map uses

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Interactive maps and charts in R

June 10, 2016
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Interactive maps and charts in R

Randy George, an expert in web map applications, has been fascinated with computer graphics (especially maps) since the early '80s. For much of that time, he says, the technology for mapping has been pretty static: The main stay of web mapping applications for the last couple of decades has been three tier: Model – SQL, View – web UI,...

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ggplot2: Mapping vs Setting

June 9, 2016
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Rplot16

Guest post by Kirill Eremenko  Hi there! My name is Kirill Eremenko and I teach R on Udemy. In this quick article I wanted to share with you a valuable tip we cover off in my course R Programming A-Z™ on Udemy (click here to get a 30% discount on the course). Many R users are familiar with the ggplot2 package by...

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heatmaply: interactive heat maps (with R)

May 31, 2016
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I am pleased to announce heatmaply, my new R package for generating interactive heat maps, based on the plotly R package. tl;dr By running the following 3 lines of code: install.packages("heatmaply") library(heatmaply) heatmaply(mtcars, k_col = 2, k_row = 3) %>% layout(margin = list(l = 130, b = 40)) You will get this output in your browser … Continue reading...

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Slides from my Workshop: “Mapping Open Data in R”

May 26, 2016
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Slides from my Workshop: “Mapping Open Data in R”

On May 17 I had the pleasure of running a workshop at the Berkeley R Meetup. The workshop was titled “Mapping Open Data in R”, and I’ve had a few requests for the slides. You can see them below. The slides have code on them. If you would like to download a file with the code, The post

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Interactive Heat Maps for R

May 23, 2016
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2016-05-23 09_06_56-Clipboard

In every statistical analysis, the first thing one should do is try and visualise the data before any modeling. In microarray studies, a common visualisation is a heatmap of gene expression data. In this post I simulate some gene expression data and visualise it using the heatmaply package in R by Tal Galili. This package

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Case Study: Mapping German ZIP Codes in R

May 16, 2016
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Case Study: Mapping German ZIP Codes in R

Shortly after running a webinar last week I received an email from Achim Rumberger, who attended the webinar live. Achim immediately put the webinar material into use for his own project, which involves mapping ZIP Codes in Germany. This was the first case study I received related to my new course, Shapefiles for R Programmers, and I wanted to share The post

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Map danish administrative areas with leaflet

May 16, 2016
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Map danish administrative areas with leaflet

What is this? a center for ants!? leafletDK is a package that makes it easy to create interactive dynamic leaflet maps based on danish administrative areas. The package is heavily inspired by the amazing mapDK package by Sebastian Barfort, which I recommend if you want to create static high quality maps. Getting started First you... Read more »

Battle Maps Using R and Leaflet

May 6, 2016
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Battle Maps Using R and Leaflet

“Here are those damned black hat fellows again.”Attributed to men of the 26th North Carolina, Pettigrew's Brigade at the Battle of Gettysburg in describing the "Iron Brigade".A while back I created a post about plotting Russian airstrikes in Syria using the ggmap package. Of note was the commentary and method of taking that data...

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Free Workshop: Mapping Open Data in R

April 25, 2016
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Free Workshop: Mapping Open Data in R

On May 17 I will be running a free workshop titled Mapping Open Data in R. The workshop will be in Berkeley, CA and is open to the public. If you have an interest in the subject matter then I hope that you will attend! Here is a sample of the maps that people will learn to The post

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