January 2019

Quantile regression in R

January 31, 2019 | 0 Comments

Quantile regression: what is it? Let be some response variable of interest, and let be a vector of features or predictors that we want to use to model the response. In linear regression, we are trying to estimate the conditional … Continue reading →
[Read more...]

Resources

January 31, 2019 | 0 Comments

Below is a list of websites and books that I’ve found useful during my journey. As anyone who works in education knows, there isn’t a one-size-fits-all-approach to teaching and learning so, needless to say, your mileage will vary. Books R for Data Science by Hadley Wickham and Garrett ...
[Read more...]

About Me

January 31, 2019 | 0 Comments

I started coding in Python at the age of 35 while in graduate school (thanks Sowmya!). Since then, I have learned the unbridled joy of using a language designed for a singular purpose: R. When I’m not delivering teacher-training workshops, doing analysis of language tests, or other job related activities, ...
[Read more...]

rOpenSci Software Peer Review: Still Improving

January 31, 2019 | 0 Comments

rOpenSci’s suite of packages is comprised of contributions from staff engineers and the wider R community, bringing considerable diversity of skills, expertise and experience to bear on the suite. How do we ensure that every package is held to a high standard? That’s where our software review system ...
[Read more...]

How GPL makes me leave R for Python :-(

January 31, 2019 | 0 Comments

Being a data scientist in a startup I can program with several languages, but often R is a natural choice. Recently I wanted my company to build a product based on R. It simply seemed like a perfect fit. But this turned out to be a slippery slope into the ...
[Read more...]

Book review: Beyond Spreadsheets with R

January 30, 2019 | 0 Comments

Disclaimer: Manning publications gave me the ebook version of Beyond Spreadsheets with R - A beginner’s guide to R and RStudio by Dr. Jonathan Carroll free of charge. Beyond Spreadsheets with R shows you how to take raw data and transform it for use in computations, tables, graphs, and ...
[Read more...]

missing digit in a 114 digit number [a Riddler’s riddle]

January 30, 2019 | 0 Comments

A puzzling riddle from The Riddler (as Le Monde had a painful geometry riddle this week): this number with 114 digits 530,131,801,762,787,739,802,889,792,754,109,70?,139,358,547,710,066,257,652,050,346,294,484,433,323,974,747,960,297,803,292,989,236,183,040,000,000,000 is missing one digit and is a product of some of the integers between 2 and 99. By comparison, 76! and 77! have 112 and 114 digits, respectively. While 99! has 156 digits. […]
[Read more...]

Fast Static Maps Built with R

January 30, 2019 | 0 Comments

Luke Whyte posted an article (apologies for a Medium link) over on Towards Data Science showing how to use a command line workflow involving curl, node and various D3 libraries and javascript source files to build a series of SVG static maps. It’s well written and you should give ...
[Read more...]

Price’s Protein Puzzle: 2019 update

January 30, 2019 | 0 Comments

Chains of amino acids strung together make up proteins and since each amino acid has a 1-letter abbreviation, we can find words (English and otherwise) in protein sequences. I imagine this pursuit began as soon as proteins were first sequenced, but the first reference to protein word-finding as a sport ... [Read more...]

R Markdown Template for Business Reports

January 30, 2019 | 0 Comments

In this post I'd like to introduce the R Markdown template for business reports by INWTlab. It's been my aim to have a nice and clean template that is easy to customize in colors, cover and logo. I know there are quite a few templates available, but I was missing ...
[Read more...]

How many rounds of Tenzi does it take to win?

January 29, 2019 | 0 Comments

I spent some time over Christmas playing games of chance with my in-laws. Some of them didn’t have any strategy at all, and they left me wondering what the odds were of wining. In the case of Tenzi, the only thing you can really do to get better at ...
[Read more...]

Using custom scales with the ‚scales‘ package

January 29, 2019 | 0 Comments

Maybe you already heard of the package “scales” - and if you didn’t hear about it, you might have used it without knowing (e.g., in the context of ggplot2 graphs). I want to show you a few of the functionalities of the “scales” package. I will also show ...
[Read more...]

December 2108: “Top 40” New CRAN Packages

January 29, 2019 | 0 Comments

By my count, 157 new packages stuck to CRAN in December. Below are my “Top 40” picks in ten categories: Computational Methods, Data, Finance, Machine Learning, Medicine, Science, Statistics, Time Series, Utilities and Visualization. This is the first time I have used the Medicine category. I am pleased that a few packages ...
[Read more...]

Time Travel with RStudio Package Manager 1.0.4

January 29, 2019 | 0 Comments

We all love packages. We don’t love when broken package environments prevent us from reproducing our work. In version 1.0.4 of RStudio Package Manager, individuals and teams can navigate through repository checkpoints, making it easy to recreate environments and reproduce work. The new release also adds important security updates, improvements ...
[Read more...]

New R package: load and chart oceanic storms

January 29, 2019 | 0 Comments

Mapping historical storms data is now a little bit easier. Off the back of this blog, I have authored an R package (available at basilesimon/noaastorms) that downloads, cleans and parses NOAA IBtrack data for you. The National Oceanic and Atmospheric Administration releases datasets known as International Best Track Archive ...
[Read more...]

Expected goals from bookmaker odds

January 29, 2019 | 0 Comments

I recently read an interesting paper called The Betting Odds Rating System: Using soccer forecasts to forecast soccer by Wunderlich and Memmert. In their paper they develop av variant of the good old Elo rating system. Instead of using the … Continue reading → [Read more...]
1 2 3 14

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)