Blog Archives

5 Alternatives to the Default R Outputs for GLMs and Linear Models

October 16, 2018
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5 Alternatives to the Default R Outputs for GLMs and Linear Models

The standard summary outputs from the glm and lm summary methods are a case in point. If you have been using R for as long...

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Building Online Interactive Simulators for Predictive Models in R

September 25, 2018
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Building Online Interactive Simulators for Predictive Models in R

Correctly interpreting predictive models can be tricky. One solution to this problem is to create interactive simulators, where users can manipulate the predictor variables and see...

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3D Correspondence Analysis Plots in R Using Plotly

September 17, 2018
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Back in the “olden days” of the 1970s it was apparently not unknown for statisticians to create 3D visualizations using tinkertoys. For some inexplicable reason, the advent...

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Using R to Create Free Online Dashboards

September 12, 2018
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Using R to Create Free Online Dashboards

It is now possible to create public dashboards, based on R code, for free! To illustrate how it works, I’ve used the free version of Displayr...

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How to Create Sankey Diagrams From Tables (Data Frames) Using R

August 17, 2018
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Step 1: Create a Tidy data frame The very first step in creating visualizations is to get the data in a useful format. In the...

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Using Heatmap Coloring on a Density Plot Using R to Visualize Distributions

November 29, 2017
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Using Heatmap Coloring on a Density Plot Using R to Visualize Distributions

Lots of different visualizations have been proposed for understanding distributions. In this post, I am going show how to create my current favorite, which is...

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Dashboard Design: 8 Types of Online Dashboards

October 3, 2017
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Dashboard Design: 8 Types of Online Dashboards

What type of online dashboard will work best for your data? This post reviews eight types of online dashboards to assist you in choosing the...

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How to Create an Interactive Infographic

September 25, 2017
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How to Create an Interactive Infographic

An interactive infographic can be used to communicate a lot of information in an engaging way. With the right tools, they are also relatively straightforward to create. In this post, I show step-by-step how to...

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12 Visualizations to Show a Single Number

September 20, 2017
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12 Visualizations to Show a Single Number

Infographics, dashboards, and reports often need to highlight or visualize a single number. But how do you highlight a single number so that it has an impact and looks good? It can be a big...

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Improve the Quality of Data Visualizations Using Redundancy

September 20, 2017
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Improve the Quality of Data Visualizations Using Redundancy

Using multiple visual elements to represent one variable in a chart can increase accuracy and improve readability. This is called adding redundancy or redundant encoding and, if done right, it will improve the chances of a reader...

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