August 2018

Dealing with The Problem of Multicollinearity in R

August 15, 2018 | Perceptive Analytics

Imagine a situation where you are asked to predict the tourism revenue for a country, let’s say India. In this case, your output or dependent or response variable will be total revenue earned (in USD) in a given year. But, what about independent or predictor variables? You have been ...

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Basic Generalized Linear Modeling – Part 3: Exercises

August 15, 2018 | Hanif Kusuma

In this exercise, we will continue to solve problems from the last exercise about GLM here. Therefore, the exercise number will start at 9. Please make sure you read and follow the previous exercise before you continue practicing. In the last exercise, we knew that there was over-dispersion over the model. ...

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Winners at the World Cup

August 15, 2018 | Stefan Gouyet

The 2018 FIFA World Cup has been over for a month now but the memories are far from fading. It was a fabulous tournament, combining underdog stories, upsets, and some pretty high quality football. The World Cup has been around for 88 years now, featuring 79 national teams and over 900 matches played. Kaggle’... [Read more...]

MTA Subway Ridership

August 15, 2018 | Senthil Thyagarajan

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Beyond Basic R – Mapping

August 15, 2018 | The USGS OWI blog

Introduction There are many different R packages for dealing with spatial data. The main distinctions between them involve the types of data they work with — raster or vector — and the sophistication of the analyses they can do. Raster data can be thought of as pixels, similar to an image, while ...

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It’s not the heat, it’s the heat index

August 15, 2018 | dan

PERCEIVED TEMPERATURE Click to enlarge (We got a request for a Celsius version of this post and since we are a full service website we created one and put it here). So, we were wondering, what’s this heat index we hear about? We went to the Wikipedia article on ... [Read more...]

“Where to bird” geostats in R

August 15, 2018 | aghaynes

I just came across a nice little post on acquiring and visualizing geodata in R using the Max Planck Institute of Ornithology as an example. It’s by the rOpenSci guys. Some useful code in there by the look of it… ? Worth a look…

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Announcing Practical Data Science with R, 2nd Edition

August 15, 2018 | Nina Zumel

We are pleased and excited to announce that we are working on a second edition of Practical Data Science with R! Manning Publications has just announced the launching of the MEAP (Manning Early Access Program) for the second edition. The MEAP allows you to subscribe to drafts of chapters as ...

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R/Medicine conference

August 15, 2018 | Max Kuhn

I'll be giving a talk at the R/Medicine conference on Sept 7th in New Haven CT. My talk is on modeling in the tidyverse but there are some excellent speakers. Rob Tibshirani, Mike...

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New Course: Analyzing Survey Data in R

August 15, 2018 | Ryan Sheehy

Here is the course link. Course Description You've taken a survey (or 1000) before, right? Have you ever wondered what goes into designing a survey and how survey responses are turned into actionable insights? Of course you have! In Analyzing Surve... [Read more...]

Death penalty trend choropleths in R

August 15, 2018 | Lesley Lathrop

One of my favorite places to find new datasets is Jeremy Singer-Vine’s “Data is Plural” newsletter, which comes out most Thursday’s. There is always something there to pique my interest. From a recent edition I learned about law professor Brandon L. Garrett’s death penalty dataset, which identifies ... [Read more...]

Demystifying data science terminology

August 15, 2018 | Mango Solutions

The language used by data scientists can be confusing to anyone encountering it for the first time. Ever changing best practices and constantly evolving technologies and methodologies have given rise to a range of nuanced terms used throughout casual data conversation. Unfamiliarity with these terms often leads to disconnected expectations ...

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fitzRoy – 0.1.5 release

August 14, 2018 | Analysis of AFL

For those of you who’ve been following me on Twitter, you’ll know that I’ve been working on an R package for AFL called fitzRoy with Rob from Analysis of AFL. Today we released a new version which has a much requested feature, so I’d figured a ... [Read more...]

Estonian Parliament Session Attendance

August 14, 2018 | reigo.eu

Description of the Parliament of Estonia from its website: The Riigikogu is the parliament of Estonia. Its 101 members are elected at general elections for a term of four years. The Riigikogu passes laws and resolutions, exercises parliamentary supervision and ratifies international agreements. Parliament of Estonia has regular meetings. In this ... [Read more...]

TokyoR #71

August 14, 2018 | R Views

Last month, I was delighted to be invited to speak, along with Hadley Wickham, at the seventy-first meeting of the TokyoR user group in Tokyo, Japan. This day-long mini-conference attracted more than 200 attendees and featured 16 talks that covered a wide range of topics, including two near-real-time analyses of World Cup ...

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Multivariate ordinal categorical data generation

August 14, 2018 | Keith Goldfeld

An economist contacted me about the ability of simstudy to generate correlated ordinal categorical outcomes. He is trying to generate data as an aide to teaching cost-effectiveness analysis, and is hoping to simulate responses to a quality-of-life survey instrument, the EQ-5D. The particular instrument has five questions related to ...

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BooST (Boosting Smooth Trees) a new Machine Learning Model for Partial Effect Estimation in Nonlinear Regressions

August 14, 2018 | insightr

By Gabriel Vasconcelos and Yuri Fonseca We are happy to introduce our new machine learning method called Boosting Smooth Trees (BooST) (full article here). This model was a joint work with professors Marcelo Medeiros and Álvaro Veiga. The BooST … Continue reading →

$\displaystyle y_i = \cos( \pi [x_{i,1}+x_{i,2}])+ \varepsilon_i$

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Microsoft R Open 3.5.1 now available

August 14, 2018 | David Smith

Microsoft R Open 3.5.1 has been released, combining the latest R language engine with multi-processor performance and tools for managing R packages reproducibly. You can download Microsoft R Open 3.5.1 for Windows, Mac and Linux from MRAN now. Microsoft R Open is 100% compatible with all R scripts and packages, and works with ... [Read more...]

data.table is Really Good at Sorting

August 13, 2018 | John Mount

The data.table R package is really good at sorting. Below is a comparison of it versus dplyr for a range of problem sizes. The graph is using a log-log scale (so things are very compressed). But data.table is routinely 7 times faster than dplyr. The ratio of run times ...

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2018 Update of ffanalytics R Package

August 13, 2018 | Dennis Andersen

Introduction As part of our effort to provide users ways to replicate our analyses and improve their performance in fantasy football, we are continuously looking at ways we can improve[...] The post 2018 Update of ffanalytics R Package appeared first on Fantasy Football Analytics. [Read more...]

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R-bloggers

R news and tutorials contributed by hundreds of R bloggers

August 2018

Dealing with The Problem of Multicollinearity in R

Basic Generalized Linear Modeling – Part 3: Exercises

Winners at the World Cup

MTA Subway Ridership

Beyond Basic R – Mapping

It’s not the heat, it’s the heat index

“Where to bird” geostats in R

Announcing Practical Data Science with R, 2nd Edition

R/Medicine conference

New Course: Analyzing Survey Data in R

Death penalty trend choropleths in R

Demystifying data science terminology

fitzRoy – 0.1.5 release

Estonian Parliament Session Attendance

TokyoR #71

Multivariate ordinal categorical data generation

BooST (Boosting Smooth Trees) a new Machine Learning Model for Partial Effect Estimation in Nonlinear Regressions

Microsoft R Open 3.5.1 now available

data.table is Really Good at Sorting

2018 Update of ffanalytics R Package

August 2018

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