418 search results for "shiny"

Shiny

August 14, 2013
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Shiny

I’ve been learning about some new data visualisation tools in R. My three favourite so far are GoogleVis, rCharts and Shiny. Here is a Shiny app I made showing the monthly employment flows of the Australian labour force.

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Dashboards in R with Shiny and GoogleVis

August 2, 2013
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Dashboards in R with Shiny and GoogleVis

Previously on this post, I introduced limitedly some features of the Shiny package. However, I felt the need of doing a new post related to Dashboards due to many reasons: a) Shiny has changed most of its functions and the … Continue reading →

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shinyPsychometric: simulating how experimental choices affect results uncertainty

July 25, 2013
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shinyPsychometric: simulating how experimental choices affect results uncertainty

In the R community, Shiny is trending a lot. Shiny is an R package for developing interactive web applications. I wanted to give it a try, and ended up with an app to simulate the impact of data collection choices on the outcome reliability of a curve fitting process. I wrote the code behind it

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Using R and Shiny to create “Art”

July 19, 2013
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Using R and Shiny to create “Art”

One big strength of packages like shiny is the ability to easily vary parameters and view the results, especially in plots.So here’s a small shiny app that I created to learn about reactivity, while also having fun.The idea is simple. Vary many aspects of geom_segments in ggplot, and see what emerges. The things...

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Interactive Heatmaps (and Dendrograms) – A Shiny App

July 7, 2013
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Interactive Heatmaps (and Dendrograms) – A Shiny App

Heatmaps are a great way to visualize data matrices. Heatmap color and organization can be used to  encode information about the data and metadata to help learn about the data at hand. An example of this could be looking at the raw data  or hierarchically clustering samples and variables based on their similarity or differences.

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Power and sample size calculator for mitochondrial DNA association studies (Shiny)

July 1, 2013
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Power and sample size calculator for mitochondrial DNA association studies (Shiny)

The functions detailed inside the piece of code below (in a Gist) has been useful for me when I had to calculate many possible scenarios of statistical power and sample size. The formulae were taken from the article of Samuels … Sigue leyendo →

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Shiny Server on CentOS

June 29, 2013
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I’ve been enjoying working with Joe Cheng’s Shiny Server and wanted to create a quick step-by-step guide on installing it on an AWS CentOS EC2 instance as the standard Shiny Server instructions assume the typical dependencies are installed: 1. Shiny’s instructions say to install libssl-dev (sudo yum install libssl-dev), here is the CentOS equivalent : sudo yum install openssl-devel

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Revisualizing the best cities in the US in 2012- Shiny + googleVis = Incredibly powerful

June 23, 2013
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Revisualizing the best cities in the US in 2012- Shiny + googleVis = Incredibly powerful

This is the last time I will talk about visualizing the best cities of 2012 based on Bloomberg Businessweek's rankings. In an earlier post on this topic, interactive applications to plot bar graphs and histograms for different characteristics...

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Principal Components Analysis Shiny App

June 23, 2013
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Principal Components Analysis Shiny App

I’ve recently started experimenting with making Shiny apps, and today I wanted to make a basic app for calculating and visualizing principal components analysis (PCA). Here is the basic interface I came up with. Test drive the app for yourself using the code below or  check out the the R code HERE. Above is an example of the

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Not only CRAN downloads and Shiny … but also .. rCharts

June 21, 2013
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Not only CRAN downloads and Shiny … but also .. rCharts

I have been meaning for some time to get stuck into the rCharts package which provides an interface to many Javascript graphic libraries. These offer rich charting capabilities with interactivity and a great deal of customization. As regular readers will know, I am also interested in improved publicity for CRAN packages, although the Shiny app

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