3103 search results for "ggplot"

R packages for undergraduate stat ed

August 9, 2015
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The other day on the isostat mailing list Doug Andrews asked the following question: Which R packages do you consider the most helpful and essential for undergrad stat ed? I ask in great part because it would help my local … Continue reading →

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A Decade of Premier League Football

August 7, 2015
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A Decade of Premier League Football

The English Premier League is BACK!Before we get over-excited, let's have a look at the past. Here is a shiny app to visualise some stats from last ten seasons. It is my first attempt at developing data-driven sports stories with R, Shiny and Shiny Das...

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Just another way to make a R flavored blog

August 6, 2015
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Just another way to make a R flavored blog

This post is in active development! image source This usually is "echo=FALSE" rm(list = ls()) library("printr") knitr::opts_knit$set(root.dir = normalizePath("..")) Considerations Use h2 ## in R files to spin, because h1 is reserved for title post. At the begin of R script write a chunk of R code loading the print package This post have some considerations to have when write a post via: r...

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Just another way to make a R flavored blog

August 6, 2015
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Just another way to make a R flavored blog

This post is in active development! image source This usually is "echo=FALSE" rm(list = ls()) library("printr") knitr::opts_knit$set(root.dir = normalizePath("..")) Considerations Use h2 ## in R files to spin, because h1 is reserved for title post. At the begin of R script write a chunk of R code loading the print package This post have some considerations to have when write a post via: r...

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A simple statnet model of CRAN

August 6, 2015
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A simple statnet model of CRAN

by Joseph Rickert In a recent post on creating JavaScript network graphs directly from R, my colleague and fellow blogger, Andrie de Vries, included a link to a saved graph of CRAN. Here, I will use that same graph (network) to build a simple exponential random graph model using functions from the igraph package, and the network and ergm...

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Simulating backgammon players’ Elo ratings

August 6, 2015
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Simulating backgammon players’ Elo ratings

Probabilities of winning with a given rating Backgammon clubs and on-line forums use a modified form of the Elo rating system to keep track of how well individuals have played and draw inferences about their underlying strength. The higher the rating, the stronger the player. Players with higher ratings are inferred to be stronger than those with...

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dendextend: a package for visualizing, adjusting, and comparing dendrograms (based on a paper from “bioinformatics”)

August 4, 2015
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dendextend: a package for visualizing, adjusting, and comparing dendrograms (based on a paper from “bioinformatics”)

This post on the dendextend package is based on my recent paper from the journal bioinformatics (a link to a stable DOI). The paper was published just last week, and since it is released as CC-BY, I am permitted (and delighted) to republish it here in full: abstract Summary: dendextend is an R package for creating and comparing visually appealing … Continue reading...

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Visualizing population density

August 3, 2015
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Visualizing population density

MANHATTAN IS MORE EXTREME THAN YOU THINK IN POPULATION DENSITY Slinging numbers around all day, one adage we believe is that most surprising statistics are wrong. But here’s one that’s not: When you look at the 100 most populous counties in the USA, Manhattan (aka New York County) has about twice the population density of The post

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Going Bananas #2: A Needle In A Haystack

August 3, 2015
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Going Bananas #2: A Needle In A Haystack

Now I’m gonna tell my momma that I’m a traveller, I’m gonna follow the sun (The Sun, Parov Stelar) Inspired by this book I read recently, I decided to do this experiment. The idea is comparing how easy is to find sequences of numbers inside Pi, e, Golden Ratio (Phi) and a randomly generated number. … Continue reading...

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Interview with a Data Scientist (Hadley Wickham)

August 2, 2015
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Interview with a Data Scientist (Hadley Wickham)

Originally posted on Models are illuminating and wrong:I recently interviewed Hadley Wickham the creator of Ggplot2 and a famous R Stats person. He works for RStudio and his job is to work on Open Source software aimed at Data Geeks. Hadley is famous for his contributions to Data Science tooling and inspires a lot…

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