Monthly Archives: August 2015

How to use lists in R

August 25, 2015
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In the (http://rforpublichealth.blogspot.com/2015/03/basics-of-lists.html), I went over the basics of lists, including constructing, manipulating, and converting lists to other classes. Knowing the basics, in this post, we'll use the **apply()** functions to see just how powerful working with lists can be. I've done two posts on apply for dataframes and matrics, (http://rforpublichealth.blogspot.com/2012/09/the-infamous-apply-function.html) and (http://rforpublichealth.blogspot.com/2013/10/loops-revisited-how-to-rethink-macros.html), so give those a...

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I’m Back, A New Harry Long Strategy, And Plans For Hypothesis-Driven Development

August 25, 2015
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I’m Back, A New Harry Long Strategy, And Plans For Hypothesis-Driven Development

I’m back. Anyone that wants to know “what happened at Graham”, I felt there was very little scaffolding/on-boarding, and Graham’s … Continue reading →

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Following up on news stories with choroplethr and R

August 25, 2015
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Following up on news stories with choroplethr and R

by Ari Lamstein, consultant specializing in software engineering and data analysis and author of the free email course Learn to Map Census Data in R. One of my favorite things about R is that it allows me to follow up on interesting news stories. Consider this interview on EconTalk about the history of fracking in America. Russ Roberts interviewed...

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Taylor Rule – using Shiny in R

August 25, 2015
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I am writing this blog post after a really long time. I had the R code and the shiny app ready but somehow i did not get time to post the same. This post is inspired from Taylor Rule screen in Bloomberg terminal. If you are working in finance Bloomberg...

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Visualising the predictive distribution of a log-transformed linear model

August 25, 2015
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Last week I presented visualisations of theoretical distributions that predict ice cream sales statistics based on linear and generalised linear models, which I introduced in an earlier post. Theoretical distributionsToday I will take a closer look at ...

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Visualising the predictive distribution of a log-transformed linear model

August 25, 2015
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Visualising the predictive distribution of a log-transformed linear model

Last week I presented visualisations of theoretical distributions that predict ice cream sales statistics based on linear and generalised linear models, which I introduced in an earlier post.Theoretical distributionsToday I will take a closer look at t...

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R Graphical Systems

August 24, 2015
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R Graphical Systems

Just had an article published over at Simple Talk about the 3 R Major R Graphical Systems:https://www.simple-talk.com/content/article.aspx?article=2271

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R Graphical Systems

August 24, 2015
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R Graphical Systems

Just had an article published over at Simple Talk about the 3 R Major R Graphical Systems:https://www.simple-talk.com/content/article.aspx?article=2271

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email graphs

August 24, 2015
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email graphs

Communication between individuals working on a group project is commonly carried over email, and in-person meetings tend to be preceded by an emailed agenda, and followed by emailed minutes. Projects organized around GitHub or similar systems tend also to have email updates for issue reports, etc. All of this means that a graph of email timing can be helpful in indicating...

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PDQ Version 6.2.0 Released

August 24, 2015
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PDQ Version 6.2.0 Released

PDQ (Pretty Damn Quick) is a FOSS performance analysis tool based on the paradigm of queueing models that can be programmed natively in R Python Perl C and several other languages. This minor release is now available for download. If you're new to PDQ, here's a simple queueing model written R that you can paste directly...

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