R Weekly 2018-49 parsnip, Validation

03 Dec 2018

Highlight

• Community Call Summary - Code Review in the Lab

• parsnip

• A tutorial on tidy cross-validation with R

Insights

• Coming soon: tibble 2.0.0

• The new pqR parser, and R’s “else” problem

• The Case Against Precision as a Model Selection Criterion

• Faster garbage collection in pqR

R in the Real World

• Co-localization analysis of fluorescence microscopy images

• How Do We Judge a Probabilistic Model? Or, How Did FiveThirtyEight Do in Forecasting the 2018 Midterms?

• Number of births in the twentieth century

• Holiday Designs in R and Using R in Industry

• NYC buses: Cubist regression with more predictors

R in Organizations

• Community Call Summary - Code Review in the Lab

• Tidyverse developer day 2019

New Packages

📦 Go Live for More New Pkgs 📦

CRAN

• parsnip - A tidy unified interface to models

• October 2018: “Top 40” New Packages

• AzureRMR - an R interface to Azure Resource Manager

Updated Packages

• styler 1.1.0

• RcppEigen 0.3.3.5.0

• RQuantLib 0.4.6: Updated upstream, and calls for help

• tidymodels package updates

Tutorials

• How to improve your visualizations in R

• How to work with strings in base R - An overview of 20+ methods for daily use.

• Neural Network Embedding of the Over-Dispersed Poisson Reserving Model

• A tutorial on tidy cross-validation with R

• Introducing compareAreas: Area Polygons for Humans

• Slack and Plumber, Part Two

• Horses for courses, or to each model its own (causal effect)

• R now supported in Azure SQL Database

• Radar plots

• plotting traditional colours of japan

• Machine Learning Basics - Gradient Boosting & XGBoost

• Simulating dinosaur populations, with R

• Because it’s Friday: If planets were as close as the moon

• Creating and saving multiple plots to Powerpoint

• How to create automated analysis using r

• Sleek & Shiny

Upcoming Events in 3 Months

Events in 3 Months:

• A list of R conferences and meetings

• This week’s local R-User and applied stats events

More past events at R conferences & meetups.

Call for Participation

Your support will keep R Weekly team moving! 💡

Quotes of the Week

Ladies, if he:

- wastes your money
- makes it hard to work with others
- locks you into long term contracts
- patronizes you with point-and-click GUIs that don’t preserve data lineage

He’s not your man. He’s legacy enterprise stats software. Dump him for some #rstats

— Emily Riederer (@EmilyRiederer) November 29, 2018

1/4‼️rayshader 0.8.0 feature preview! Tired of rectangular maps? Want to mix things up with a circle? Or a hexagon? Or how about any shape you want🤯? No problem! Arbitrary map shapes coming in the next version of #rayshader #rstats pic.twitter.com/VJuWzAKqbe

— Tyler Morgan-Wall (@tylermorganwall) November 30, 2018