Why I rarely use apply
In this short post, I talk about why I’m moving away from using function apply. With matrices It’s okay to use apply with a dense matrix, although you can often...continue reading.
Monthly Archive: July 2018
Is GINA really about to die?!?
Introduction During a recent negotiation of an informed consent form for use in a clinical trial, the opposing lawyer and I skirmished over the applicability of the Genetic Information Nondiscrimination...continue reading.
Using Machine Learning for Causal Inference
Machine Learning (ML) is still an underdog in the field of economics. However, it gets more and more recognition in the recent years. One reason for being an underdog is,...continue reading.
Announcing the R Markdown Book
It is exciting for us to see the amazing growth of the R Markdown ecosystem over the four years since the creation of R Markdown in 2014. Now you can...continue reading.
LIBD rstats club remote useR!2018 notes
For our July 13th 2018 LIBD rstats club meeting we decided to check as much as we could the useR!2018 conference. Here’s what we were able to figure out about...continue reading.
LIBD rstats club remote useR!2018 notes
For our July 13th 2018 LIBD rstats club meeting we decided to check as much as we could the useR!2018 conference. Here’s what we were able to figure out about...continue reading.
Announcing the R Markdown Book
It is exciting for us to see the amazing growth of the R Markdown ecosystem over the four years since the creation of R Markdown in 2014. Now you can...continue reading.
Variational Gaussian Mixtures for Face Detection
Mixture model A Gaussian mixture model is a probabilistic way of representing subpopulations within an overall population. We only observe the data, not the subpopulation from which observation belongs. We...continue reading.
Finalfit now includes bootstrap simulation for model prediction
If your new to modelling in R and don’t know what this title means, you definitely want to look into doing it. I’ve always been a fan of converting model...continue reading.
Coloured output in the R console
Just a little fun today… the R console isn’t the most interesting of things… text is typically either black or red (assuming default settings in RStudio). There’s a package though...continue reading.
My upcoming conference talks & workshops: M-cubed, ML Summit & data2day
I’ll be giving talks and workshops at the following three upcoming conferences; hope to meet some of you there! From 15th to 17th October 2018, I’ll be in London for...continue reading.
[ggplot2] Welcome viridis !
Let’s welcome the viridis palette into the new version of {ggplot2}! Viri-what ? viridis is one of the favorite color palettes of one of the member of the team (guesswho)....continue reading.
Call for submissions open!
Experienced and wannabe speakers; R professionals and enthusiasts; people with good ideas and will to share them: this is who we are looking for. For what? For our Call for...continue reading.
Cone Plots in Plotly with Python
Cone plots (also known as 3-D quiver plots) represent vector fields defined in some region of the 3-D space. A vector field associates to each point of coordinates (x, y,...continue reading.
Cone Plots in Plotly with Python
Cone plots (also known as 3-D quiver plots) represent vector fields defined in some region of the 3-D space. A vector field associates to each point of coordinates (x, y,...continue reading.
rOpenSci’s drake package
If you don’t know rOpenSci, then I recommend checking them out. They write a lot of really good packages for R. A relatively new seems to be drake. I’ve not...continue reading.
A Comparative Review of the R Commander GUI for R
Introduction The R Commander is a free and open source user interface for the R software, one that focuses on helping users learn R commands by point-and-clicking their way through analyses. The R...continue reading.
Unpublished work: visualising and communicating uncertainty in composite performance indicators
This is (perhaps the last) in my short series of academic endeavours that never got finished and published This developed … Morecontinue reading.
Food for Regression: Using Sales Data to Identify Price Elasticity
A few hundred meters from our office, there is a little lunch place. It is part of a small chain that specializes in assemble-yourself, ready-to-eat salads. When we moved into...continue reading.
Writing Pipe-friendly Functions
Pipes have been a fundamental aspect of computer programming for many decades. In short, the semantics of pipes can be thought of as taking the output from the left-hand side...continue reading.
