December 2018

My R take on Advent of Code – Day 2

December 18, 2018 | r-tastic

This is my second blog post from the series of My R take on Advent of Code. If you’d like to know more about Advent of Code, check out the first post from the series or simply go to their website. Below you’ll find the challnge from Day 2 ... [Read more...]

All the (NBA) box scores you ever wanted

December 18, 2018 | kjytay

In this previous post, I showed how one can scrape top-level NBA game data from BasketballReference.com. In the post after that, I demonstrated how to scrape play-by-play data for one game. After writing those posts, I thought to myself: why … Continue reading →
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AzureStor: an R package for working with Azure storage

December 18, 2018 | Hong Ooi

by Hong Ooi, senior data scientist, Microsoft Azure A few weeks ago, I introduced the AzureR family of packages for working with Azure in R. Since then, I’ve also written articles on how to use AzureRMR to interact with Azure Resource Manager, how to use AzureVM to manage virtual ... [Read more...]

vtreat Variable Importance

December 17, 2018 | John Mount

vtreat‘s purpose is to produce pure numeric R data.frames that are ready for supervised predictive modeling (predicting a value from other values). By ready we mean: a purely numeric data frame with no missing values and a reasonable number of columns (missing-values re-encoded with indicators, and high-degree categorical ... [Read more...]

Creating LaTeX figures with Inkscape

December 17, 2018 | Pachá

Updated 2019-07-15 Motivation Just to remember the (good?) days when I was TA at college. Supply-demand classic figure For example, consider this classic supply-demand chart (right-click on the image to download the editable svg): Example 1: Up...
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Statistics in Glaucoma: Part III

December 17, 2018 | R Views

Samuel Berchuck is a Postdoctoral Associate in Duke University’s Department of Statistical Science and Forge-Duke’s Center for Actionable Health Data Science. Joshua L. Warren is an Assistant Professor of Biostatistics at Yale University. Looking Forward in Glaucoma Progression Research The contribution of the womblR package and corresponding statistical ...
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rcites – The story behind the package

December 17, 2018 | rOpenSci - open tools for open science

The Ecology Hackathon Almost one year ago now, ecologists filled a room for the “Ecology Hackathon: Developing R Packages for Accessing, Synthesizing and Analyzing Ecological Data” that was co-organised by rOpenSci Fellow, Nick Golding and Methods in Ecology and Evolution. This hackathon was part of the “Ecology Across Borders” Joint ...
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An R Shiny app to recognize flower species

December 17, 2018 | Longhow Lam

Introduction Playing around with PyTorch and R Shiny resulted in a simple Shiny app where the user can upload a flower image, the system will then predict the flower species. Steps that I took Download labeled flower data from the … Continue reading →
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Phillips-Ouliaris Test For Cointegration

December 16, 2018 | statcompute

In a project of developing PPNR balance projection models, I tried to use the Phillips-Ouliaris (PO) test to investigate the cointegration between the historical balance and a set of macro-economic variables and noticed that implementation routines of PO test in various R packages, e.g. urca and tseries, would give ... [Read more...]

My R take on Advent of Code – Day 1

December 16, 2018 | r-tastic

Ho, ho, ho! It’s almost Christmas time and I don’t know about you, but I can’t wait for it! And what can be a better way of killing the waiting time (advent!) than participating in excellent Advent od Code. Big thanks to Colin Fay for telling me ... [Read more...]

Minimum CRPS vs. maximum likelihood

December 16, 2018 | Achim Zeileis

In a new paper in Monthly Weather Review, minimum CRPS and maximum likelihood estimation are compared for fitting heteroscedastic (or nonhomogenous) regression models under different response distributions. Minimum CRPS is more robust to dist...
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Quoting Concatenate

December 16, 2018 | John Mount

In our last note we used wrapr::qe() to help quote expressions. In this note we will discuss quoting and code-capturing interfaces (interfaces that capture user source code) a bit more. My position on code-capturing interfaces (or non-standard-evaluation/NSE) is: if poorly handled, they can be a large interface price/... [Read more...]

linl 0.0.3: Micro release

December 15, 2018 | Thinking inside the box

Our linl package for writing LaTeX letter with (R)markdown had a fairly minor release today, following up on the previous release well over a year ago. This version just contains one change which Mark van der Loo provided a few months ago with a clea...
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