#rstudio #github missing command lines for mac setup @rstudio @github @swcarpentry
Preamble Every few months, I try to do a clean install on my machine. I know that OS X Sierra is due out in September, but I elected to do...continue reading.
Preamble Every few months, I try to do a clean install on my machine. I know that OS X Sierra is due out in September, but I elected to do...continue reading.
In this post I present my third experiment with R-Bridge. The plotting toolbox is a plug-in for ArcGIS 10.3.x that allows the creation of beautiful and informative plot, with ggplot2,...continue reading.
Here are two tips I can share if you were also working on a big dataset towards a high quality heatmap:1. Don’t generate PDF using pheatmap() or heatmap.2() as (i)...continue reading.
With this post I would like to talk again about R-Bridge, which allows a direct communication between ArcGIS and R.In the previous post, I presented a very simple application of...continue reading.
As is the case with most quant software, it’s a bit different from run-of-the-mill software. The somewhat prosaic world of …Continue reading →continue reading.
This post explains how to create an inset map with spatial objects using the sp- and raster-package.continue reading.
Last year at the ESRI User Conference in San Diego, there was an announcement of an initiative to bridge ArcGIS and R. This became reality I think early this year...continue reading.
Testing is an often overlooked yet critical component of any software system. In some ways this is more true of …Continue reading →continue reading.
A new version of the validate package for data validation was just accepted on CRAN and will be available on all mirrors in a few days. The most important addition...continue reading.
[This is a guest post by Ned Bicare, PhD] Start the p-hacker app! My dear fellow scientists! “If you torture the data long enough, it will confess.” This aphorism, attributed to...continue reading.
While developing risk models with hundreds of potential variables, we often run into the situation that risk characteristics or macro-economic indicators are highly correlated, namely multicollinearity. In such cases, we...continue reading.
They say “if you want to find an answer on the internet, just present a wrong one as fact. Then wait.“ It didn’t take long, actually. Despite my searches while...continue reading.
Open-source software is awesome. If I found that a piece of closed-source software was missing a feature that I wanted, well, bad luck. I probably couldn’t even tell if was...continue reading.
Can you predict the output from this code? Okay, the first bit is straightforward; it’s a function that puts two string together into one. The next two lines appear to...continue reading.
I got a note from Karim Lahrichi, who even thinks about math when he’s supposed to be drinking beer. The bar puzzle they were trying to solve goes like this: Using all...continue reading.
The recent flare-up in discussions on p-values inspired me to conduct a brief simulation study. In particularly, I wanted to illustrate just how p-values vary with different effect and sample sizes. Here are...continue reading.
This post is about an R Markdown html document format that provides the ability to lazily load plot outputs in R Markdown-generated html. Since my last post I’ve had my...continue reading.
This post is about an R Markdown html document format that provides the ability to lazily load plot outputs in R Markdown-generated html. Since my last post I’ve had my...continue reading.
Rationale This Fall, I am teaching graduate-level biostatistics. I have not had the good fortune of teaching many graduate-level offerings, and I am really excited to do so. A team...continue reading.
(The post below is motivated by my friend Matt Flynn https://www.linkedin.com/in/matthew-flynn-1b443b11) In the context of operational loss forecast models, the standard Poisson regression is the most popular way to model...continue reading.