A new release 0.4.17 of RProtoBuf is now on CRAN. RProtoBuf provides R with bindings for the Google Protocol Buffers (“ProtoBuf”) data encoding and serialization library used and released by Google, and deployed very widely in numerous projects a...
I’m writing a series of posts on various function options of the glmnet function (from the package of the same name), hoping to give more detail and insight beyond...
Are you interested in guest posting? Publish at DataScience+ via your RStudio editor. Category Advanced Modeling Tags Bayesian Optimization caret classification Machine Learning R Programming A priori there is no guarantee that tuning hyperparameter(HP) will improve the...
We’re taking a break from our extended analysis of rebalancing to get back to the other salient parts of portfolio construction. We haven’t given up on the deep dive...
![Le Monde puzzle [#1133]](https://xianblog.files.wordpress.com/2015/10/lemondapari.jpeg?w=450&h=299&%23038;zoom=2)
A weekly Monde current mathematical puzzle that reminded me of an earlier one (but was too lazy to check): If ADULE-ELUDE=POINT, was is the largest possible value of POINT?...
Step-by-step tutorials for generating, importing, and customizing online tests and quizzes using exams2moodle() and exams2openolat() in R/exams. ...
In this post, I will explain you why one should run simulations on their model training process so the models don’t fail in production. Traditionally we are always used...
John Burn-Murdoch has been doing very good work at the Financial Times producing various visualizations of the progress of COVID-19. One of his recent images is a small-multiple plot...
We have gathered interesting COVID-19 resources and made them easily accessible within a single gallery website. The Data Science community is showing a great spirit of collaboration, extensively contributing to...
Disclaimer: I am not an epidemiologist so I will abstain from analyzing the spread of the disease or estimating the effects of non-pharmaceutical interventions. As an applied economist, however,...
I would like to re-share vtreat (R version, Python version) a data preparation documentation for machine learning tasks. vtreat is a system for preparing messy real world data for...
Moça do corpo douradoDo Sol de IpanemaO seu balançadoÉ mais que um poema(Garota de Ipanema, João Gilberto) Sometimes I think about the reasons why I spend so many time...
Every country is facing a global pandemic caused by COVID19 and it’s quite scary for everyone. Unlike any other pandemic we faced before, COVID19 is providing plenty of quality...
If concerts and theatre performances are cancelled, fitness studios are closed and offices are moved home because of the Corona danger, you don’t have to quit „live events“ completely....
Waffle House announced it was closing hundreds of stores this week due to SARS-Cov-2 (a.k.a COVID-19). This move garnered quite a bit of media attention since former FEMA Administrator...
This video quickly introduces you to an amazing R package called reprex that helps in generating Reproducible Example which could be useful in a lot of places like Github...
One hundred sixty-four new packages made it to CRAN in February. Here are my “Top 40” picks in eleven categories: Computational Methods, Data, Genomics, Machine Learning, Mathematics, Medicine, Science,...
I’ve been publishing screencasts demonstrating how to use the tidymodels framework, from first steps in modeling to how to tune more complex models. Today, I’m using a #TidyTuesday dataset...
![Probability and Bayesian modeling [book review]](https://images.tandf.co.uk/common/jackets/amazon/978113849/9781138492561.jpg)
Probability and Bayesian modeling is a textbook by Jim Albert and Jingchen Hu that CRC Press sent me for review in CHANCE. (The book is also freely available in...
Earlier today, DataIQ unveiled its list of the 100 most influential people in data-driven business, the DataIQ 100, and I’m... The post Beacons of Light… appeared first on Mango Solutions.
Were there no Corona virus pandemic, German Universities would regularly start the summer semester in around a month (soon after Eastern). Now, it seems likely that courses will be...
This video explains how to connect your RStudio with Git (Github) for a better R Programming / Software Development Workflow. It could be as big as updating a package...
It is often very useful to practise mathematics by automatically generated exercises. One approach is multiple choice quizzes (MCQ), but it turns out to be fairly difficult to generate authentic wrong...
Some major changes have occurred to baRcodeR since the last post on version 0.1.2 to ease the process of making printable labels like below. As of baRcodeR 0.1.5: After extremely helpful...
A new small package with a new C++ header library is now on CRAN. It brings the date library by Howard Hinnant to R. This library has been...
This is a short PSA about an R resource that I recently learnt about (and participated in): rOpenSci community calls. According to the website, these community calls happen quarterly,...
Correlation and its associated challenges don’t lose their fascination: most people know that correlation doesn’t imply causation, not many people know that the opposite is also true (see: Causation...
python-bloggers.com (python/data-science news)
