631 search results for "Shiny"

Make your R plots interactive

February 11, 2015
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Make your R plots interactive

As a part of my daily job, I draw scatterplots, lots of them. And because there are thousands of genes expressed in any mouse or human tissue, my typical plot looks something like this (code). (Actually, it is a comparison of variance that can be attri...

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Introducing stackr: An R package for querying the Stack Exchange API

February 3, 2015
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Introducing stackr: An R package for querying the Stack Exchange API

There’s no end of interesting data analyses that can be performed with Stack Overflow and the Stack Exchange network of Q&A sites. Earlier this week I posted a Shiny app that visualizes the personalized prediction data from their machine learning system, Providence. I’ve also looked at whether high-reputation users were decreasing their answering activity over time,...

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R + ggplot2 Graph Catalog

February 3, 2015
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R + ggplot2 Graph Catalog

Joanna Zhao’s and Jenny Bryan’s R graph catalog is meant to be a complement to the physical book, Creating More Effective Graphs, but it’s a really nice gallery in its own right. The catalog shows a series of different data visualizations, all made with R and ggplot2. Click on any of the plots and you get the...

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Embedding R-generated Interactive HTML pages in MS PowerPoint

February 2, 2015
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Embedding R-generated Interactive HTML pages in MS PowerPoint

By Richard Pugh – Commercial Director, UK.  Usually when I create slide decks these days I used markdown and slidy.  However, I recently was asked to present using an existing Revolution Microsoft PowerPoint template. Trouble is, I’ve been spoilt with … Continue reading →

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The leaflet package for online mapping in R

January 31, 2015
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The leaflet package for online mapping in R

It has been possible for some years to launch a web map from within R. A number of packages for doing this are available, including: RgoogleMaps, an interface to the Google Maps api leafletR, an early package for creating Leaflet maps with R rCharts, which can be used as a basis for webmaps In this tutorial we use...

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littler 0.2.2

January 30, 2015
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littler 0.2.2

A new minor release of littler is available now. Several examples were added or extended: a new script check.r to check a source tarball with R CMD check after loading required packages first (and a good use case was given in the recent UBSAN testi...

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What does a Bayes factor feel like?

January 29, 2015
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What does a Bayes factor feel like?

A Bayes factor (BF) is a statistical index that quantifies the evidence for a hypothesis, compared to an alternative hypothesis (for introductions to Bayes factors, see here, here or here). Although the BF is a continuous measure of evidence, humans love verbal labels, categories, and benchmarks. Labels give interpretations of the objective index – and

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Why you should learn R first for data science

January 26, 2015
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Why you should learn R first for data science

Over and over, when talking with people who are starting to learn data science, there’s a frustration that comes up: I don’t know which programming language to start with.” And it’s not just programming languages, it’s also software systems like Tableau, SPSS, etc. There is an ever widening range of tools and programming languages and The post

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Tokyo-based R Meetup TokyoR #45

January 25, 2015
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Tokyo-based R Meetup TokyoR #45

Last week, I attended a Tokyo-based Statistical Software R meetup named “TokyoR #45” held on Jan 17 at VOYAGE GROUP office in Shibuya, Tokyo. Almost all presentations were given in Japanese, but in this post I’ll share brief a summary…Read more ›

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R in Business Intelligence

January 18, 2015
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Business Intelligence (BI) can be simply described as extracting useful informations from the data. This is quite a broad process as the source data structure (and quality) can vary, as well the useful information structure can vary. More technically process of such transformation can be described as ETL (extract, transform, load), plus presentation of the useful information. The...

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