1808 search results for "ggplot"

Revisiting Cleveland’s The Elements of Graphing Data in ggplot2

February 18, 2013
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Revisiting Cleveland’s The Elements of Graphing Data in ggplot2

I was flipping through my copy of William Cleveland’s The Elements of Graphing Data the other day; it’s a book worth revisiting. I’ve always liked Cleveland’s approach to visualization as statistical analysis. His quest to ground visualization principles in the context of human visual cognition (he called it “graphical perception”) generated useful advice for designingRelated posts:

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Change fonts in ggplot2, and create xkcd style graphs

February 17, 2013
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Change fonts in ggplot2, and create xkcd style graphs

Installing and changing fonts in your plots comes now easy with the extrafonts-package. There is a excellent tutorial on the extrafonts github site, still I will shortly demonstrate how it worked for me. First, install the package and load it. You can now install the desired system fonts (at the moment only TrueType fonts): The

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#14 A New GGPLOT Template

February 13, 2013
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#14 A New GGPLOT Template

  So the opts() has now been given the boot, and all the cool kids are using theme() to customise their ggplots. If you’re still on an old version of R then theme() will still work, but if you update (which you should) then it’ll stop working and you’ll have to edit all your code

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Data Visualization: Graphics with GGPlot2

February 8, 2013
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Data Visualization: Graphics with GGPlot2

By: Sean M. Gonzalez  Basic plots in R using standard packages like lattice work for most situations where you want to see trends in small data sets, such as your simulation variables, which make sense considering lattice began with the Bell … Continue reading → The post Data Visualization: Graphics with GGPlot2 appeared first on Data Community DC.

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Ryan Peek on using xts and ggplot for time-series data

February 6, 2013
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Ryan Peek on using xts and ggplot for time-series data

At Davis R Users’ Group today, Ryan Peek gave a presentation on how he takes data from his field instruments and visualizes it in R. Here are his notes. The original *.Rmd file and data can be found here SHORT HOW-TO ON USING XTS AND GGPLOT FOR TIME SERIES DATA XTS is a very helpful package...

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#13 Mapping in R: Representing geospatial data together with ggplot

February 1, 2013
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#13 Mapping in R: Representing geospatial data together with ggplot

I have been trawling around for a while now trying to find a simple and understandable way of representing geospatial data in R, whilst retaining the ability to manipulate the visualisation in ggplot. After much searching I came across some articles which got me to a working product only after a lot of ball ache.

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ggplot2 multiple boxplots with metadata

January 26, 2013
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ggplot2 multiple boxplots with metadata

Recently I was asked for an advice of how to plot values with an additional attached condition separating the boxplots. This turns out to be ugly in base graphics, but amazingly simple in ggplot2.

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Shiny, deSolve and ggplot play nicely together

January 24, 2013
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Shiny, deSolve and ggplot play nicely together

This is just a quick post (after a long absence) to quickly share my first Shiny attempt. The aim is to make available mechanistic models to coworkers through a web-based interface. I had planned to use RApache and RGTK+, but the arrival of Shiny has ...

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[R-bloggers]RcmdrPlugin.KMggplot2_0.2-0 is on CRAN now

January 23, 2013
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[R-bloggers]RcmdrPlugin.KMggplot2_0.2-0 is on CRAN now

I posted a new version of the ”RcmdrPlugin.KMggplot2” package, which is an Rcmdr plug-in for a ”ggplot2” GUI front-end. This package assists you to make ”ggplot2” graphics. RcmdrPlugin.KMggplot2 (CRAN) NEWS Changes in version 0.2-0 (2013-01-23) Added the

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El Nino and ggplot2

January 21, 2013
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Some days ago i've got stucked in what appears to be a simple task: read some El Nino data, and then plot it. The problem was the data file format, which you can find here: El Nino Data. There's a mix between 'white space' and '.' characters, so read....

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