Flip axes in plotly histograms – few approaches
This seems easy as it requires just to change x parameter to y in the plot specification. Well, there are some edge cases where R users might get a in...continue reading.
Monthly Archive: November 2017
Rule Your Data with Tidy Validation Reports. Design
The story about design of ruler package: dplyr-style exploration and validation of data frame like objects. Some time ago I had a task to write data validation code. As for...continue reading.
Building the oomsifyer
Today I will show you a quick hack (OK it took me like 4 hours during my travels today yesterday and today), on how to add a dancing banana to...continue reading.
MICE (Multiple Imputation by Chained Equations) in R – sketchnotes from MünsteR Meetup
Last night, the MünsteR R user-group had another great meetup: Karin Groothuis-Oudshoorn, Assistant Professor at the University of Twente, presented her R package mice about Multivariate Imputation by Chained Equations....continue reading.
usethis 1.0.0 (and 1.1.0)
We’re pleased to announce the release of usethis 1.0.0 on CRAN (now 1.1.0, following some small improvements discovered after release). usethis is designed to smooth package-development workflows by automating everything...continue reading.
A two-stage workflow for data science projects
If you are a data scientist who primarily works with R, chances are you had no formal training in software development. I certainly did not pick up many skills in...continue reading.
Why R?
The first edition of Polish R Users Conferences called Why R? took place on 27-29 September at Warsaw University of Technology – Faculty of Mathematics and Information Science. The Polish...continue reading.
Tidy word vectors, take 2!
A few weeks ago, I wrote a post about finding word vectors using tidy data principles, based on an approach outlined by Chris Moody on the StitchFix tech blog. I’ve...continue reading.
R Weekly 2017-48 Teaching, Billboard, Australia palettes
Hello and welcome to this new issue! Highlight repurrrsive: Recursive lists to use in teaching and examples Tidyverse Case Study: Exploring the Billboard Charts ochRe – Australia themed colour palettes...continue reading.
Data-set update to “Empirical software engineering using R”
The pile of papers, books and data-sets, relating to previously released draft chapters of my Empirical software engineering book, has been growing, and cluttering up my mind. I decided to...continue reading.
Diffusion/Wiener Model Analysis with brms – Part I: Introduction and Estimation
Stan is probably the most interesting development in computational statistics in the last few years, at least for me. The version of Hamiltonian Monte-Carlo (HMC) implemented in Stan (NUTS, )...continue reading.
New sports from random emoji
I love emoji ❤️ and I love xkcd, so this recent comic from Randall Munroe was quite a delight for me. I sat there, enjoying the thought of these new...continue reading.
Association rules using FPGrowth in Spark MLlib through SparklyR
Introduction Market Basket Analysis or association rules mining can be a very useful technique to gain insights in transactional data sets, and it can be useful for product recommendation. The...continue reading.
Do G-Cloud categories need a tweak?
G-Cloud categories were introduced in the ninth iteration of the Government framework. Might they need some adjustments in readiness for the next iteration? The post Do G-Cloud categories need a...continue reading.
xray: The R Package to Have X Ray Vision on your Datasets
This package lets you analyze the variables of a dataset, to evaluate how is the shape of your data. Consider this the first step for modeling.continue reading.
Twitter coverage of the Australian Bioinformatics & Computational Biology Society Conference 2017
You know the drill by now. Grab the tweets. Generate the report using RMarkdown. Push to Github. Publish the report. This time it’s the Australian Bioinformatics & Computational Biology Society...continue reading.
Data.Table by Example – Part 3
For this final post, I will cover some advanced topics and discuss how to use data tables within user generated functions. Once again, let’s use the Chicago crime data. Let’s...continue reading.
Dataiku 4.1.0: More support for R users!
Introduction Recently, Dataiku 4.1.0 was released, it now offers much more support for R users. But wait a minute, Data-what? I guess some of you do not know Dataiku, so...continue reading.
Store Data About Rows
Introduction to keyholder package. Tools for keeping track of information about rows. During development of my other R package (ruler), I encountered the following problem: how to track rows of...continue reading.
