R bloggers

Regression Analysis — What You Should’ve Been Taught But Weren’t, and Were Taught But Shouldn’t Have Been

September 20, 2017
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Regression Analysis — What You Should’ve Been Taught But Weren’t,  and Were Taught But Shouldn’t Have Been

The above title was the title of my talk this evening at our Bay Area R Users Group. I had been asked to talk about my new book, and I presented four of the myths that are dispelled in the book. Hadley also gave an interesting talk, “An introduction to tidy evaluation,” involving some library … Continue reading Regression...

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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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Enterprise-ready dashboards with Shiny and databases

September 19, 2017
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Enterprise-ready dashboards with Shiny and databases

Inside the enterprise, a dashboard is expected to have up-to-the-minute information, to have a fast response time despite the large amount of data that supports it, and to be available on any device. An end user may expect that clicking on a bar or column inside a plot will result in either a more detailed report, or a list...

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A simstudy update provides an excuse to talk a little bit about latent class regression and the EM algorithm

September 19, 2017
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A simstudy update provides an excuse to talk a little bit about latent class regression and the EM algorithm

I was just going to make a quick announcement to let folks know that I’ve updated the simstudy package to version 0.1.4 (now available on CRAN) to include functions that allow conversion of columns to factors, creation of dummy variables, and most importantly, specification of outcomes that are more flexibly conditional on previously defined variables. But, as I was...

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From Biology to Industry. A Blogger’s Journey to Data Science.

September 19, 2017
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From Biology to Industry. A Blogger’s Journey to Data Science.

Today, I have given a webinar for the Applied Epidemiology Didactic of the University of Wisconsin - Madison titled “From Biology to Industry. A Blogger’s Journey to Data Science.” I talked about how blogging about R and Data Science helped me b...

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Hurricane Irma’s rains, visualized with R

September 19, 2017
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The USGS has followed up their visualization of Hurricane Harvey rainfalls with an updated version of the animation, this time showing the rain and flooding from Hurricane Irma in Florida: Another #rstats #dataviz! Precip and #flooding from #HurricaneIrma 💧 #opensource code: https://t.co/rpocPQe7zR #openscience pic.twitter.com/rGX1SNiYEM — USGS R Community (@USGS_R) September 15, 2017 This iteration improves the Harvey version by...

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Time Series Analysis in R Part 1: The Time Series Object

September 19, 2017
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Time Series Analysis in R Part 1: The Time Series Object

Many of the methods used in time series analysis and forecasting have been around for quite some time but have taken a back seat to machine learning techniques in recent years. Nevertheless, time series analysis and forecasting are useful tools in any data scientist’s toolkit. Some recent time series-based competitions have recently appeared on kaggle, Related Post Parsing Text for...

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Pirating Web Content Responsibly With R

September 19, 2017
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Pirating Web Content Responsibly With R

International Code Talk Like A Pirate Day almost slipped by without me noticing (September has been a crazy busy month), but it popped up in the calendar notifications today and I was glad that I had prepped the meat of a post a few weeks back. There will be no ‘rrrrrr’ abuse in this post,... Continue reading →

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Boston EARL speaker announcement: Agenda now available

September 19, 2017
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Boston EARL speaker announcement: Agenda now available

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