February 2021

anndata for R

February 2, 2021 | R | Robrecht Cannoodt

anndata is a commonly used Python package for keeping track of data and learned annotations, and can be used to read from and write to the h5ad file format. It is also the main data format used in the scanpy python package (Wolf, Angerer, and Theis 2... [Read more...]

anndata: annotated data in R

February 2, 2021 | R | Robrecht Cannoodt

anndata is a commonly used Python package for keeping track of data and learned annotations, and can be used to read from and write to the h5ad file format. It is also the main data format used in the scanpy python package (Wolf, Angerer, and Theis 2... [Read more...]

Using random effects in GAMs with mgcv

February 2, 2021 | Gavin L. Simpson

There are lots of choices for fitting generalized linear mixed effects models within R, but if you want to include smooth functions of covariates, the choices are limited. One option is to fit the model using gamm() from the mgcv ???? or gamm4() from the gamm4 ????, which use lme() (nlme ????) or ...
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RDepot 1.4.3

February 2, 2021 | Open Analytics

100% Open Source Enterprise Management of R Repositories RDepot is a solution for the management of R package repositories in an enterprise environment. It allows to submit packages through a user interface or API and to automatically update and publi... [Read more...]

R Coding Challenge: How many Lockers are Open?

February 2, 2021 | Learning Machines

The German news magazine DER SPIEGEL has a regular puzzle section in its online version, called “Rätsel der Woche” (“Riddle of the Week”). Some of those puzzles are quite interesting but I am often too lazy to solve them analytically. So I often kill two birds with one stone: ... [Read more...]

4 Ways to make Data Frames in R!

February 1, 2021 | Business Science

This article is part of a R-Tips Weekly, a weekly video tutorial that shows you step-by-step how to do common R coding tasks. Data frames (like Excel​ tables) are the main way for storing, organizing, and analyzing data in R​. Here are 4 ways using ...
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Tracking Stan sampling progress in Shiny

February 1, 2021 | R-bloggers | A Random Walk

Introduction The previous post demonstrates the use of pre-compiled Stan models in interactive R Shiny applications to avoid unnecessary Stan model (re-)compilation on application start-up. In this short follow-up post we go a step further and tackle the issue of tracking the Stan model sampling progress itself in a ... [Read more...]

Working with weekly dates in R

February 1, 2021 | R blog posts on Petr Bouchal

tl;dr: some stats agencies use the ISO standard to number weeks for data with weekly frequency. This has some funny implications, some of which cannot be handled with base R on some systems nor with {lubridate}. Use {ISOweek} for now. This is one of those posts written for future ... [Read more...]
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