Monthly Archives: July 2014

writing #rstats bindings for bwa-mem, my notebook.

July 30, 2014
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I wanted to learn how to bind a C library to R, so I've created the following bindings for BWA. My code is available on github at :https://github.com/lindenb/rbwaMost of the C code was inspired from Heng Li's code https://github.com/lh3/bwa/blob/master...

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Measuring Fat Loss without the scale

July 30, 2014
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Measuring Fat Loss without the scale

@tdhopper posted his self-measurements of weight loss a few months back. I recently decided also that I wanted to lose fat-weight—the infamous “I could stand to be a few kilos lighter”—and I think I came up with a more productive way of thinking about my progress: I’m not going to look at the scale at all....

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Plain vanilla BlackJack simulation with R

July 30, 2014
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Plain vanilla BlackJack simulation with R

Please before continue reading, make sure to read the disclaimer at the bottom of this article. Here is a simulation I run with R in the same period I created the poker one. I have just decided to call it plain vanilla since neither double down or split pairs are allowed. Rules are as basic as they can be....

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Building Interactive Graphs with ggplot2 and Shiny

July 30, 2014
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Building Interactive Graphs with ggplot2 and Shiny

Some time ago, I was contacted from guys at Packt Publishing. Their just published the Building Interactive Graphs with ggplot2 and Shiny online course and they ask me my (humble) opinion. I am proud of their request, and I will review shortly … Continue reading →

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“F-bombs” in GitHub Commits (warning: contains profanity)

July 30, 2014
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“F-bombs” in GitHub Commits (warning: contains profanity)

Warning: this post contains profanity...arguably excessive amounts of it.  If you are a humorless no-fun, you are recommended to proceed no further. Seriously though, the title is quite descriptive of the content of this post.  If you are offended by the use of such language, or if your boss is likely to come peering over your shoulder soon, I...

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Building a productivity system in R, Part 1

July 29, 2014
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I recently came to the conclusion that I need a more meaningful way to track my productivity than the spreadsheet I am currently using, so my next few posts are going to be about building a system in R to … Continue reading →

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Format Markdown Documents in R

July 29, 2014
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Format Markdown Documents in R

Have you ever used a markdown file to create an html file? Have you ever wanted to quickly format the subsequent html file to add some color or other aspects? If your answer is yes to both of those questions, this package may be of interest to you. ...

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Variable Selection in Market Segmentation: Clustering or Biclustering?

July 29, 2014
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Variable Selection in Market Segmentation: Clustering or Biclustering?

Will you have that segmentation with one or two modes?The data matrix for market segmentation comes to us with two modes, the rows are consumers and the columns are variables. Clustering uses all the columns to transform the two-mode data matrix (row a...

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Packages vs ProjectTemplate

Packages vs ProjectTemplate tl;dr Imposing a different structure than R packages for distributing R code is a bad idea, especially now that R package tools have gotten to the point where managing a package has become much easier. ProjectTemplate ?? My last two posts (1, 2) provided an argument and an example of why one should use R packages to contain...

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Revisiting package dependencies

July 29, 2014
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Revisiting package dependencies

by Andrie de Vries In my previous post I wrote about how to identify and visualize package dependencies. Within hours, Duncan Murdoch (member of R-core) identified some discrepancies between my list of dependencies and the visualisation. Since then, I fixed the dispecrancies. In this blog post I attempt to clarify the issues involved in listing package dependencies. In miniCRAN...

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