632 search results for "shiny"

The Geometry of Classifiers

December 18, 2014
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The Geometry of Classifiers

As John mentioned in his last post, we have been quite interested in the recent study by Fernandez-Delgado, et.al., “Do we Need Hundreds of Classifiers to Solve Real World Classification Problems?” (the “DWN study” for short), which evaluated 179 popular implementations of common classification algorithms over 120 or so data sets, mostly from the UCI … Continue reading...

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htmlwidgets: JavaScript data visualization for R

December 18, 2014
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htmlwidgets: JavaScript data visualization for R

Today we’re excited to announce htmlwidgets, a new framework that brings the best of JavaScript data visualization libraries to R. There are already several packages that take advantage of the framework (leaflet, dygraphs, networkD3, DataTables, and rthreejs) with hopefully many more to come. An htmlwidget works just like an R plot except it produces an interactive web

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R code coverage support via docker

December 17, 2014
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R code coverage support via docker 2014-12-17 Source In my previous post , I used a R with built-in code coverage to compute the code coverage of some packages. Today I will show you how to install and use such a R with code coverage support. I just created a public docker container that provides this patched R. If you do not...

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Interactive 2D & 3D Plots with Plotly and ggplot2

December 16, 2014
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Interactive 2D & 3D Plots with Plotly and ggplot2

by Matt Sundquist co-founder of Plotly R, Plotly, and ggplot2 let you make, share, and collaborate on beautiful, interactive plots online. Let's see what we can do with the topographic data from Auckland's Maunga Whau Volcano that comes with R. Copy and paste this R code to make your first plot. The basic idea is: use ggplot2 code, add...

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UEFA Champions League Round of 16 draw

December 13, 2014
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UEFA Champions League Round of 16 draw

Each year after the group stage, there is the much awaited drawing of the eighth-final, which essentially defines a team’s fate. So far the thing is not too complicated, as there are 16 teams out of which we need to generate 8 games – no problem if it would be possible to draw the teams without

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An introduction to rtsetse, a detailed population simulation in R

December 11, 2014
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An introduction to rtsetse, a detailed population simulation in R

In this post I introduce R code to simulate tsetse fly populations I’m developing for the Liverpool School for Tropical Medicine starting in 2014. I will outline some background and point you to the code and user interface that are under development. In subsequent posts I’ll cover particular aspects of implementation. African sleeping sickness is a serious...

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In case you missed it: November 2014 Roundup

December 11, 2014
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In case you missed them, here are some articles from November of particular interest to R users. Reviews of some of the R-related presentations (by John Chambers, Trevor Hastie and others) at the H20 World conference. An R/Shiny app for making egg-nog. An author's look at how R was used to create many of the beautiful graphics in the...

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Look! It’s your data!

December 10, 2014
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Look! It’s your data!

If a picture is worth a thousand words, then how many tables are a single visualization worth? Exploratory data analysis is a great way to see what is and is not in your dataset. I work in a hospital research… Continue reading →

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Recordings of RStudio Webinar Series on Essential Tools for Data Science with R

December 9, 2014
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Recordings of RStudio Webinar Series on Essential Tools for Data Science with R

by Yanchang Zhao, RDataMining.com RStudio recently ran a series of live webinars on Essential Tools for Data Science with R, but it is inconvenient for people from other time zones to attend. Fortunately, the recordings have been made available online, … Continue reading →

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Visualize Prospect Theory

December 5, 2014
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Visualize Prospect Theory

Cool Prospect Theory Visualizer draws the curves for you. The post Visualize Prospect Theory appeared first on Decision Science News.

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