October 2016

simmer v3.5.0 released on CRAN

October 27, 2016 | 0 Comments

We are proud to present simmer 3.5.0, a new release on CRAN of the Discrete-Event Simulator for R with a bunch of exciting features: Simpler logging. So far, if we wanted arrivals to print something into the console, we had, for instance, to make a... [Read more...]

ChainLadder version 0.2.3 available on CRAN

October 27, 2016 | 0 Comments

ChainLadder is an R package for actuarial analysis of General / Property & Casualty insurance reserves. Version 0.2.3 on CRAN is is the first update in about a year. For the most part, the new version expands upon existing capabilities, as illustrated in the News vignette. Two of the most important arethe rownames (... [Read more...]

Cut your regression to mediocrity with this 1 WEIRD TRICK!

October 27, 2016 | 0 Comments

Well, like all clickbait articles, this isn’t going to be nearly as helpful to you as you were hoping — at least, not if you’re looking for some way to stop living an average life and fulfill your potential and blah blah blah. But, if you’re concerned about ...
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R, SQL, LaTeX and Chat!

October 27, 2016 | 0 Comments

Building a product is an exhilarating experience; building a product for the smartest people on the planet is a whole ‘nother beast.Over the last few months, everyone at Datazar has been on an accelerated learning experience. Most of it due to the f...
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Bar plot of Group Means with Individual Observations

October 27, 2016 | 0 Comments

Example data sets Install ggpubr Bar plot of group means with individual informations ggpubr is great for data visualization and very easy to use for non-“R programmer”. It makes easy to simply produce an elegant ggplot2-based graphs. Read more about ggpubr: ggpubr . Here we demonstrate how to plot ... [Read more...]

Mapping EFSA’s food consumption data with tmap

October 27, 2016 | 0 Comments

Disclaimer The opinions expressed in the article are those of the author(s) only, and may not necessarily represent the views of EFSA or of any other EU Institution or body. EFSA’s food consumption data The European Food Safety Authority collects food consumption data from all EU countries and ...
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Raccoon | Ch. 2.1 – T-test, Anova: 1-sample t-test

October 27, 2016 | 0 Comments

Raccoon is a free web-book about Statistical Models with R. It's the collection of twenty years of notes, exercises and concepts working with statistics and R. This is the first section of the second chapter, about 1-sample t-test. The post Raccoon | Ch. 2.1 – T-test, Anova: 1-sample t-test appeared first on Quantide ... [Read more...]

mapmate 0.0.2

October 26, 2016 | 0 Comments

mapmate is an R package for map- and globe-based data animation pre-production. Specifically, mapmate functions are used to generate and save to disk a series of global map graphics that make up a still image sequence, which can then be used in video editing and rendering software of the user’...
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Introducing R-hub, the R package builder service

October 26, 2016 | 0 Comments

If you're developing a package for R to share with others — on CRAN, say — you'll want to make sure it works for others. That means testing it on various platforms (Windows, Mac, Linux, and all the versions thereof), and on various versions of R (current, past, and future). But it's ... [Read more...]

Descriptive Analytics-Part 1: Data Formatting Exercises

October 26, 2016 | 0 Comments

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. In order to be able to solve this set of exercises you should have solved the ‘part 0’ of this series, in case you haven’t you can find the solutions to run ... [Read more...]

satRday Cape Town: Call for Submissions

October 26, 2016 | 0 Comments

satRday Cape Town will happen on 18 February 2017 at Workshop 17, Victoria & Alfred Waterfront, Cape Town, South Africa. Keynotes and Workshops We have a trio of fantastic keynote speakers: Hilary Parker, Jennifer Bryan and Julia Silge, who’ll be dazzling you on the day as well as presenting workshops on the two ... [Read more...]

How long until an R portfolio makes money?

October 26, 2016 | 0 Comments

A reader just asked me a fascinating question: Could you give a rough estimate of how much time you had to invest until your portfolio... The post How long until an R portfolio makes money? appeared first on AriLamstein.com. [Read more...]

September Package Picks

October 26, 2016 | 0 Comments

by Joseph Rickert September was a bit of a slow month for new R packages. Only 96 new packages showed up un CRAN. Nevertheless, I have picked out 23 for special mention which I have listed in 5 categories. I used the same selection criteria as I described in the post for August ... [Read more...]

Introduction to R : A 12 month Air Quality Plot

October 26, 2016 | 0 Comments

Here is my completed visualization analysis of the year 2015 using R and ggplot. I also experimented with the ggExtra package to see what additional information it would give. The density plot on the right margin helps to point out that the most common 2.5AQI was between 10 and 100.   As you can ... [Read more...]

Plotting individual observations and group means with ggplot2

October 26, 2016 | 0 Comments

@drsimonj here to share my approach for visualizing individual observations with group means in the same plot. Here are some examples of what we’ll be creating: I find these sorts of plots to be incredibly useful for visualizing and gaining insight into our data. We often visualize group means ...
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News from archivist 2.0 on eRum2016 conference

October 26, 2016 | 0 Comments

Ten days ago eRum2016 conference (European R Users Meeting 2016) has finished. It was a huge event that attracted over 250 attenders, both from academia and business. Meeting was a great opportunity to listen to amazing keynotes like Heather Turner, K... [Read more...]

facet_plot: a general solution to associate data with phylogenetic tree

October 26, 2016 | 0 Comments

ggtree provides gheatmap for visualizing heatmap with phylogenetic tree and msaplot for visualizing multiple sequence alignment with phylogenetic tree. We may have different data types and want to visualize and align them with the tree. For example, dotplot of SNP site (e.g. using geom_point(shape='|')), barplot ...
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A Full Integration of XGBoost and Apache Spark

October 26, 2016 | 0 Comments

Introduction On March 2016, we released the first version of XGBoost4J, which is a set of packages providing Java/Scala interfaces of XGBoost and the integration with prevalent JVM-based distributed data processing platforms, like Spark/Flink. The integrations with Spark/Flink, a.k.a. XGBoost4J-Spark and XGBoost-Flink, receive the ...
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