236 search results for "iris"

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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geom_christmas_tree(): a new geom for ggplot2 v2.0

December 17, 2015
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geom_christmas_tree(): a new geom for ggplot2 v2.0

Version 2.0 of the ggplot2 package (on GitHub) has a very nice mechanism for adding new geoms and stats (more about it here). Christmas are coming, so maybe one would like to make his plots more tree’ish? Below you will find a definition of geom_christmas_tree() geom. It supports following aesthetics: size (number of segments), fill, … Czytaj dalej...

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Fun with ddR: Using Distributed Data Structures in R

December 8, 2015
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Fun with ddR: Using Distributed Data Structures in R

by Edward Ma and Vishrut Gupta (Hewlett Packard Enterprise) A few weeks ago, we revealed ddR (Distributed Data-structures in R), an exciting new project started by R-Core, Hewlett Packard Enterprise, and others that provides a fresh new set of computational primitives for distributed and parallel computing in R. The package sets the seed for what may become a standardized...

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Emojis in ggplot graphics

November 30, 2015
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Emojis in ggplot graphics

R user David Lawrence Miller has created an extension for R's ggplot2 package that allows you to use emojis as plotting symbols. The emoGG package (currently only available on github) adds the geom_emoji geom to ggplot2, which uses an emoji code to identify the plotting symbol. For example: ggplot(iris, aes(Sepal.Length, Sepal.Width, color = Species)) + geom_emoji(emoji="1f337") (You can look...

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Using htmlwidgets with knitr and Jekyll

November 15, 2015
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Using htmlwidgets with knitr and Jekyll

A few weeks ago I gave a talk at BARUG (and wrote a post) about blogging with the excellent knitr-jekyll repo. Yihui’s system is fantastic, but it does have one drawback: None of those fancy new htmlwidgets packages seem to work… A few people have run into this. I recently figured out...

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A preview of using Revolution R Enterprise inside SQL Server

October 14, 2015
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by Andrie de Vries The second week of SQLRelay (#SQLRelay) kicked off in London earlier this week. SQLRelay is a series of conferences, spanning 10 cities in the United Kingdom over two weeks. The London agenda included 4 different streams, with tracks for the DBA, BI and Analytics users, as well as a workshop track with two separate tutorials....

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Using miniCRAN in Azure ML

October 13, 2015
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Using miniCRAN in Azure ML

by Michele Usuelli Microsoft Data Scientist Azure Machine Learning Studio is a drag-and-drop tool to deploy data-driven solutions. It contains pre-built items including data preparation tools and Machine Learning algorithms. In addition, it allows to include R and Python custom scripts. In order to build powerful R tools, you might want to use some packages from the CRAN repository....

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Facing your data

October 10, 2015
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Facing your data

A few years ago, I came across a post on FlowingData about using Chernoff Faces as a fun way to visualize multidimensional data: > The assumption is that we can read people's faces easily in real life, > so we should be able to recognize small differences when they represent data. > Now that's a pretty big...

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Facing your data

October 10, 2015
By
Facing your data

A few years ago, I came across a post on FlowingData about using Chernoff Faces as a fun way to visualize multidimensional data: > The assumption is that we can read people's faces easily in real life, > so we should be able to recognize small differences when they represent data. > Now that's a pretty big...

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purrr 0.1.0

September 29, 2015
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purrr 0.1.0

  Purrr is a new package that fills in the missing pieces in R’s functional programming tools: it’s designed to make your pure functions purrr. Like many of my recent packages, it works with magrittr to allow you to express complex operations bying combining simple pieces in a standard way. Install it with: install.packages("purrr") Purrr

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