18 search results for "igraph spatial"

Coming of Age: R and Spatial Data Visualisation

January 10, 2012
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Coming of Age: R and Spatial Data Visualisation

I have been using R (a free statistics and graphics sof

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Create Air Travel Route Maps in ggplot: A Visual Travel Diary

March 6, 2017
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Create Air Travel Route Maps in ggplot: A Visual Travel Diary

Create Air Travel Route Maps that look like airline route maps you find in aeroplane magazines using ggplot. Spatially visualise your travel diary. Continue reading → The post Create Air Travel Route Maps in ggplot: A Visual Travel Diary appeared first on The Devil is in the Data.

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Introduction to ggraph: Layouts

February 5, 2017
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Introduction to ggraph: Layouts

I will soon submit ggraph to CRAN - I swear! But in the meantime I’ve decided to build up anticipation for the great event by publishing a range of blog posts describing the central parts of ggraph: Layouts, Nodes, Edges, and Connections. All of th...

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Introduction to ggraph: Nodes

February 5, 2017
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Introduction to ggraph: Nodes

This is the second post in my series of ggraph introductions. The first post introduced the concept of layouts, which is simply a specification on how nodes should be placed on a plane. This post will dive into how the nodes are drawn, once a layout ...

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Analysis of the #7FavPackages hashtag

August 26, 2016
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Analysis of the #7FavPackages hashtag

Twitter has seen a recent trend of “first 7” and “favorite 7” hashtags, like #7FirstJobs and #7FavFilms. Last week I added one to the mix, about my 7 favorite R packages: devtoolsdplyrggplot2knitrRcpprmarkdownshiny#7FavPackages #rstats— David Robinson (@drob) August 16, 2016 Hadley Wickham agreed to share his own, but on one condition:

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stplanr 0.1.1

January 17, 2016
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Version 0.1.1 of the package stplanr has been released on CRAN. This is a major update with many new functions and a new class definition, SpatialLinesNetwork, for route planning and network analysis using igraph. This short post, by myself and package co-author Richard Ellison describes how stplanr can be used for transport research with a few simple...

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The network structure of CRAN

July 8, 2015
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The network structure of CRAN

by Andrie de Vries My experience of UseR!2015 drew to an end shortly after I gave a Kaleidoscope presentation discussing "The Network Structure of CRAN". My talk drew heavily on two previous blog posts, Finding the essential R packages using the pagerank algorithm and Finding clusters of CRAN packages using igraph. However, in this talk I went further, attempting...

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Contours and Networks with epimap and rleafmap

June 30, 2015
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Contours and Networks with epimap and rleafmap

In February, I participated in a hackaton organized by Thibaut Jombart at Imperial College, London, to work on visualization tools for outbreak data. This was a great time spent with great people! Thanks again, Thibaut, for organizing. I took part … Lire la suite →

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Everyone loves R markdown and Github; stories from the R Summit, day two

June 28, 2015
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Everyone loves R markdown and Github; stories from the R Summit, day two

More excellent talks today! Andrie de Vries of Microsoft kicked off today’s talks with a demo of checkpoint. This is his package for assisting reproducibility by letting you install packages from a specific date. The idea is that a lot of R packages, particularly those from PhD projects don’t get maintained, and suffer bitrot. That

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Modeling Contagion Using Airline Networks in R

May 30, 2015
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Modeling Contagion Using Airline Networks in R

I first became interested in networks when reading Matthew O’Jackson’s 2010 paper describing networks in economics. At some point during the 2014 ebola outbreak, I became interested in how the disease could actually come to the U.S. I was caught up with work/classes at the time, but decided to use airline flight data to at least explore the … Continue reading...

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