1978 search results for "ggplot"

Body Weight in the United States – Part 1, "The Problem"

June 6, 2012
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Body Weight in the United States – Part 1, "The Problem"

The Problem In the United States, people are getting fatter and they are doing so at an alarming rate. So What? Being fat isn't just a social stigma - it's unhealthy in nearly every facet of life. Staying in this condition brings high blood pressure, diabetes, asthma and arthritis to name...

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Managing the deluge of DNA data

June 5, 2012
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Managing the deluge of DNA data

The explosion in DNA sequencing capacity has shifted the experimental bottleneck from sequencing to analyzing and interpreting sequences. The bioconductor package cummeRbund uses ggplot as part of its tool set for organizing, exploring and visualizing ...

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Coding a dynamic systems and controlling it via a graphical user interface

June 3, 2012
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Coding a dynamic systems and controlling it via a graphical user interface

My work, in the past year, has consisted mostly of coding dynamic models in R, models which I will soon be exporting to a server-based R implementation, possibly thanks to rApache.I ususally run my models through an input file where I specify all param...

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Online Course from Statistics.com: Advanced Programming in R

May 30, 2012
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  Hadley Wickham teaches “Programming in R – Advanced,” June 15 – July 13 online at Statistics.com. This is the third in a series of courses that cover programming in R, so if you are new to the subject you should start with our Jul 27 course “Introduction to R: Data Handling.” Upcoming Courses: Jun 15:  Advanced Programming in R...

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Choosing colour palettes. Part I: Introduction

May 29, 2012
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Choosing colour palettes. Part I: Introduction

In this series of three posts, we’ll look at colours in R graphics produced with ggplot2: what are the available choices of colour schemes, and how to choose a colour palette most suitable for a particular graphic? In kindergarten, choosing a co...

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Ben Schmid took ship’s log data (previously visualized in…

May 27, 2012
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Ben Schmid took ship’s log data (previously visualized in…

Ben Schmid took ship’s log data (previously visualized in static form on the the Spatial Analysis blog), and used ggplot and ffmpeg to animate the paths of individual voyages from 1750-1850. The images above come from the animation that combines all ...

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Automating repetitive plot elements

May 26, 2012
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Automating repetitive plot elements

The syntax of ggplot2 emphasizes constructing plots by adding components, or layers, using +. Possibly one of the most useful, but least remarked upon, consequences of this syntax is that it allows for an incredible degree of flexibility in saving and...

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Grexit stage left: visualizing the online discussion around Greece’s possible Euro exit

May 24, 2012
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Grexit stage left: visualizing the online discussion around Greece’s possible Euro exit

  While Tsipras and his Syriza coalition have been busy in Greek parliament, the Internet has been a-buzz with speculation that their platform will result in a Greek exit from the Euro currency.  This prospect, affectionately dubbed “Grexit” by Citi… Read more ›

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Global Fires, the Amazon and Humans

May 23, 2012
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Global Fires, the Amazon and Humans

Fires are natural - most of the time (click on image for larger view). Natural Global Fires Many plants and animals have evolved to depend on fires periodically occurring in certain parts of the world. This phenomenon has been occurring for...

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The grade level of Congress speeches, analyzed with R

May 22, 2012
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The grade level of Congress speeches, analyzed with R

As widely reported by CNN, the Huffington Post, Talking Points Memo, the sophistication of speeches by US politicians has declined in recent years, dropping from an 11th-grade level in 2005 to a 10th-grade level today. The reports are based on an analysis by the Sunlight Foundation, based on textual analysis of congressional speeches given since 1996 provided by the...

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