It’s hard to argue with the fact that user experience can make or break digital products, Shiny apps included. A custom login page is one of those early UX touchpoints with the potential to infuse users with brand awareness from the get-go. But achieving that ultimate first impression when ...
This is part 3 of a series on “Handling Categorical Data in R where we are learning to read, store, summarize, visualize & manipulate categorical data..”
In part 1 and part 2 of this series, we understood how R stores categorical data using f...
Our community is our best asset. It’s so important to us, it’s in our mission statement. We recognize that communities are not inclusive by default; they require deliberate attention, including an enforceable Code of Conduct.
rOpenSci is committed to ... [Read more...]
This is an updated version of a blog post on RIKEN AIP Approximate Bayesian Inference team webpage: https://team-approx-bayes.github.io/blog/mmd/
INTRODUCTION
A very old and yet very exciting problem in statistics is the definition of a universal estimator \(\hat{\theta}\). An estimation procedure that would work all ...
The rOpenSci community is supported by our Code of Conduct with a clear description of unacceptable behaviors, instructions on how to make a report, and information on how reports are handled. We, the Code of Conduct Committee, are responsible for rec... [Read more...]
Salt Lake City R User Group noticed that their users were missing something during their online meetings. R Consortium talks to Julia Silge about how they planned on mixing online...
The post Salt Lake City R User Group Looks to Meld In-person and Online Activities appeared first on R Consortium.
No two email clients are equal. Nowhere is this more true than in the way that they treat images in HTML messages.
Some clients are fairly permissive. Thunderbird, for example, will happily display images in an HTML message if the images are included in any of the following ways:
a ...
This is part 2 of a series on “Handling Categorical Data in R where we are learning to read, store, summarize, visualize & manipulate categorical data..”
In part 1 of this series, we understood what categorical data is, how R stores it using fa...
Managing database connections can be messy at times. It’s always easier to read and write to local CSV files. That doesn’t mean it’s the right thing to do, as most production environments have data stored in one or multiple databases. As a data professional, you must know ...
Do you have an account on the rOpenSci forum?
As underlined in our contributing guide, our forum is where we encourage Q&A and exploration of ideas on a various range of topics.
Compared to our Slack semi-open workspace, the forum is entirely open... [Read more...]
Hello and happy new year. Hope you have a nice cup of Yorkshire tea ready to read this we are going to review each driver’s performance in the 2021 season. I’m going to do this using my expected position metric detailed here theparttimeanalyst.com/2021/05/11/f1-drivers-rated-version-2/ The drivers are ...
As I was waiting for my boat on a French Guiana beach last week, I thought back about a recent riddle from The Riddler where an item does a random walk over a sequence of N integers. Behind doors. The player opens a door at the same rate as the ...
Introduction With my recent breakthrough in figuring out how OOP works in R by using R6 classes, a whole new world of possibilities is open to explore with it. While R is defined by Wikipedia) as “[…] a programming language for statistical computing and graphics” R6 classes allow for applications of ...
With over 250 books (and counting) in the Big Book of R collection, you could easily overlook a lot of useful ones. Sometimes you see a book and think “Hey that’ll be pretty useful if I ever work on [subject]” but when that time comes you’ve completely forgotten about ... [Read more...]
One day I realized that I finally really understood what “statistical significance” means (p __ .01). I had probably heard the term hundreds of times by then. If you are still struggling with the concept, I hope it doesn’t take you this long and perhaps this post can be of help. ...
Like many people, I’ve gotten sucked into
wordle. For those unfamiliar with
the game, you are tasked with identifying a five-letter word. You input a
guess (which must be a five-letter word) and are told whether each letter in
your guess is:
not...
My first post in 2022! A very happy new year to anyone reading this. 😄
I was looking for a simple and effective way to tune xgboost models in R and came across this package called ParBayesianOptimization. Here’s a quick tutorial on how to use it ... [Read more...]
Playing a simple guessing game with R. It’s called Mastermind game! This game was originally created for two people, but R version will be for single-player mode, when an R developer or R data scientists need a break. The gameplay…Read more ›
This is part 1 of a series on “Handling Categorical Data in R.” Almost every data science project involves working with categorical data, and we should know how to read, store, summarize, visualize & manipulate such data. Working with categor...
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