443 search results for "boxplot"

Interactive plotting with rbokeh

February 17, 2016
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Hello everyone! In this post, I will show you how you can use rbokeh to build interactive graphs and maps in R. What is bokeh? Bokeh is a popular python library used for building interactive plots and maps, and now it is also available in R, thanks to Ryan Hafen. It is a very powerful

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Why I use ggplot2

February 12, 2016
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Why I use ggplot2

If you’ve read my blog, taken one of my classes, or sat next to me on an airplane, you probably know I’m a big fan of Hadley Wickham’s ggplot2 package, especially compared to base R plotting. Not everyone agrees. Among the anti-ggplot2 crowd is JHU Professor Jeff Leek, who yesterday wrote up his thoughts on the Simply Statistics...

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Clustering French Cities (based on Temperatures)

February 11, 2016
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Clustering French Cities (based on Temperatures)

In order to illustrate hierarchical clustering techniques and k-means, I did borrow François Husson‘s dataset, with monthly average temperature in several French cities. > temp=read.table( + "http://freakonometrics.free.fr/FR_temp.txt", + header=TRUE,dec=",") We have 15 cities, with monthly observations > X=temp > boxplot(X) Since the variance seems to be rather stable, we will not ‘normalize’ the variables here, > apply(X,2,sd) Janv Fevr Mars...

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South Carolina Republican Debate with R

January 19, 2016
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South Carolina Republican Debate with R

Continuing with the series analyzing republican debates, the latest in South Carolina confirms a few of the trends i’ve been observing, mainly that: Trump likes to repeat himself (maybe he likes to stick with what has worked so far?). Trump also likes to keep it short: everyone else says more things for longer at a time. The most...

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Water World

January 18, 2016
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Water World

I live in Utah, an extremely dry state. Like much of the western United States, Utah is experiencing water stress from increasing demand, episodes of drought, and conflict over water rights. At the same time, Utahns use a lot of water per capita compared to residents of other states. According to the United States Geological Survey, in...

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Annotate a phylogenetic tree with insets

January 11, 2016
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Annotate a phylogenetic tree with insets

ggtree implemented a function, subview, that can add subplots on a ggplot2 object. It had successful applied to plot pie graphs on map. set.seed(2016-01-04) tr <- rtree(30) tr <- groupClade(tr, node=45) p <- ggtree(tr, aes(color=group)) + g...

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More republican debate analysis with R

January 6, 2016
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More republican debate analysis with R

A few weeks late, here is a follow-up analysis using R, of the transcript of the latest Republican primary debate held at Las Vegas, Nevada. Like the previous post, it should be interesting to see some word-clouds and some trends from the front-runners (and of course, Donald Trump). Getting and cleaning the data As in the last post, we’re going to import...

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ggplot 2.0.0

December 22, 2015
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I’m very pleased to announce the release of ggplot2 2.0.0. I know I promised that there wouldn’t be any more updates, but while working on the 2nd edition of the ggplot2 book, I just couldn’t stop myself from fixing some long standing problems. On the scale of ggplot2 releases, this one is huge with over

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The Pirate Plot – An R Pirate’s favorite plot

December 10, 2015
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The Pirate Plot – An R Pirate’s favorite plot

One of the most common types of datasets people want to plot is one where there is a continuous dependent variable – like age, company profit, or beard length – as a function of a categorical independent variable – like gender, a specific company, or one’s pirate ship. Unfortunately, despite the vast improvements in computational ...

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My First (R) Shiny App: An Annotated Tutorial

December 5, 2015
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My First (R) Shiny App: An Annotated Tutorial

I’ve been meaning to learn Shiny for 2 years now… and thanks to a fortuitous email from @ImADataGuy this morning and a burst of wild coding energy about 5 hours ago, I

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