July 2018

New Course: Python for R Users

July 11, 2018 | Ryan Sheehy

Here is the course link. Course Description Python and R have seen immense growth in popularity in the "Machine Learning Age". They both are high-level languages that are easy to learn and write. The language you use will depend on your background and field of study and work. R is ... [Read more...]

[ggplot2] Welcome viridis !

July 11, 2018 | Colin Fay

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). The viridis palette was first developed for the python package matplotlib, and has been implemented in R since. The strengths ...
[Read more...]

R in HTA workshop

July 10, 2018 | R on Gianluca Baio

Today we’ve had our workshop on “R for trial and model-based cost-effectiveness analysis”, at UCL. I really enjoyed the whole day — we had several interesting presentations and very lively discussion. In fact, all presenters have agreed to make their slides available, which I’ll put on the workshop webpage. ... [Read more...]

R in HTA workshop

July 10, 2018 | R on Gianluca Baio

Today we’ve had our workshop on “R for trial and model-based cost-effectiveness analysis”, at UCL. I really enjoyed the whole day — we had several interesting presentations and very lively discussion. In fact, all presenters have agreed to make their slides available, which I’ll put on the workshop webpage. ... [Read more...]

In case you missed it: June 2018 roundup

July 10, 2018 | David Smith

In case you missed them, here are some articles from June of particular interest to R users. An animated visualization of global migration, created in R by Guy Abel. My take on the question, Should you learn R or Python for data science? The BBC and Financial Times use R — ... [Read more...]

rOpenSci’s drake package

July 10, 2018 | aghaynes

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 played with it yet, but it looks to be very useful at giving indications about which parts of ...
[Read more...]

Call for submissions open!

July 10, 2018 | MilanoR

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 Submissions! The post Call for submissions open! appeared first on MilanoR. [Read more...]

Cone Plots in Plotly with Python

July 10, 2018 | Plotly Blog

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, z) a vector of components (u, v, w). In this post, we’ll explore how Plotly’s cone plots can ...
[Read more...]

Cone Plots in Plotly with Python

July 10, 2018 | Plotly Blog

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, z) a vector of components (u, v, w). In this post, we’ll explore how Plotly’s cone plots can ...
[Read more...]

Visualising Italian Wine Production

July 10, 2018 | Aimee Gott

In case you hadn’t spotted it already, a major new release of ggplot2 hit CRAN last week. Among the many new features, the one that caught my attention was support for simple features. Or in other words, it’s now really easy to plot spatial data in ggplot2. On ...
[Read more...]

Optimize for Expected Profit in Lift Models

July 9, 2018 | Sweiss' Blog

hete is the wild west of analytics. no wrong answers yet - Bill Lattner Intro Generally lift models use a Qini coefficient to measure the performance of a model. However this metric is generally an indirect measure of what the user wants to achieve: profit. In this post I’ll ...
[Read more...]

R 3.5.1 update now available

July 9, 2018 | David Smith

Last week the R Core Team released the latest update to the R statistical data analysis environment, R version 3.5.1. This update (codenamed "Feather Spray" — a Peanuts reference) makes no user-visible changes and fixes a few bugs. It is backwards-compatible with R 3.5.0, and users can find updates for Windows, Linux and ... [Read more...]

A Comparative Review of the R Commander GUI for R

July 9, 2018 | Bob Muenchen

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 Commander is available on Windows, Mac, and Linux; there is … Continue reading →
[Read more...]

The Ten Commandments for a well-formatted database

July 9, 2018 | marion

Our diligent readers already know how important having well formatted data is for efficient statistical analyses. Here we gathered some advice on how to make a well structured database, in order to perform accurate analyses, and avoid driving your fellow analysts crazy. We are very grateful to Marion Louveaux, bio-image ...
[Read more...]
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