One of my more or less guilty pleasures is reading The Guardian blind date each week. I think I started doing this when living in Cambridge, England for five months. I would buy i every weekday and The Guardian week-end every week-end. I wasn’t even ... [Read more...]

One of my more or less guilty pleasures is reading The Guardian blind date each week. I think I started doing this when living in Cambridge, England for five months. I would buy i every weekday and The Guardian week-end every week-end. I wasn’t even ... [Read more...]

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The name, RInno (“R Inno”), is a combination of R and Inno Setup, an installer for Windows programs (sorry Mac and Linux users). If the name brings to mind a specific species of odd-toed ungulate, just remember, White and Black Rhinoceros are actua... [Read more...]

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The R core group announced today the release of R 3.3.3 (code-name: "Another Canoe"). As the wrap-up release of the R 3.3 series, this update mainly contains minor bug-fixes. (Bigger changes are planned for R 3.4.0, expected in mid-April.) Binaries for the Windows version are already up on the CRAN master site, and ... [Read more...]

In this screencast we demonstrate how to easily and effectively step-debug magrittr/dplyr pipelines in R using wrapr and replyr. Some of the big issues in trying to debug magrittr/dplyr pipelines include: Pipelines being large expressions that are hard to line-step into. Visibility of intermediate results. Localizing operations (in ... [Read more...]

I recently stumbled upon a great dataset. It’s the first to provide comprehensive data for world city sizes as far back as 3700BC. The authors (Meredith Reba, Femke Reitsma & Karen Seto) write: How were cities distributed globally in the past? How many people lived in these cities? How did ... [Read more...]

When describing a sample, researchers in my field often show proportions of specific characteristics as description. For instance, proportion of female persons, proportion of persons with higher… Read more "Descriptive summary: Proportions of values in a vector #rstats" [Read more...]

Two weeks ago I had the honor of giving a talk about my open source work at the CDC. Last week I gave the talk... The post Slides from my Talk at the CDC appeared first on AriLamstein.com. [Read more...]

You can also watch this video which goes through the following example step-by-step: Quick Start Guide for the OneR package (Video) After installing the OneR package from CRAN load it Use the famous Iris dataset and determine optimal bins for numeric data Build model with best predictor Show learned rules ... [Read more...]

The previous post glossed about why I now prefer Python to write code, including for a module like logopt. This post explains in more details some specific differences where I prefer one of these two languages:0-based indexing in python versus 1-based indexing in R.  This may seem a small ... [Read more...]

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I am one of the organizers for a session at userR 2017 this coming July that will focus on discovering and learning about R packages. How do R users find packages that meet their needs? Can we make this process easier? As somebody who is relatively new... [Read more...]

tl;dr Please post your question at the Bioconductor support website https://support.bioconductor.org/ and check the posting guide http://www.bioconductor.org/help/support/posting-guide/. It's important that you provide reproducible code and information... [Read more...]

I am one of the organizers for a session at userR 2017 this coming July that will focus on discovering and learning about R packages. How do R users find packages that meet their needs? Can we make this process easier? As somebody who is relatively new... [Read more...]

tl;dr Please post your question at the Bioconductor support website https://support.bioconductor.org/ and check the posting guide http://www.bioconductor.org/help/support/posting-guide/. It’s important that you provide reproducible code and information about your R session. Recently I have been getting more questions about several ... [Read more...]

Mark Sellors Head of Data Engineering Turn a shiny application into a tablet or desktop app Since we first demoed it at our really successful trip to Strata London last year, a few people have asked us how we made … Continue reading → [Read more...]

Abstract As a final post in the baby-names-the-data-scientist's-way series, we use the US Social Security Administration 1910-2015 data to space-time visualize for each the most popular baby name for girls and boys, respectively. The code uses in parts the new simple features package (sf) in order to to get some ... [Read more...]

2 new R packages were put on CRAN last week by BNOSAC (www.bnosac.be). One package for scheduling R scripts and processes on Windows (taskscheduleR) and Another package for scheduling R scripts and processes on Unix / Linux (cronR) These 2 packages allow you to schedule R processes from R directly. This ... [Read more...]