A Recession Before 2020 Is Likely; On the Distribution of Time Between Recessions

April 19, 2018
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A Recession Before 2020 Is Likely; On the Distribution of Time Between Recessions

I recently saw a Reddit thread in r/PoliticalDiscussion asking the question “If the economy is still booming 2020, how should the Democratic address this?” This gets to an issue that’s been on my mind since at least 2016, maybe even 2014: when will the current period of economic growth end? For some context, the Great…Read more A Recession Before...

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Saddling up; getting on the hoRse for the first time

April 19, 2018
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Saddling up; getting on the hoRse for the first time

Laura Swales, Marketing and Events Assistant This year at Mango we're proudly sponsoring the Bath Cats & Dogs Home. To start our fundraising for them, we decided to run a sweepstake on...

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15 Jobs for R users from around the world (2018-04-19)

April 19, 2018
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15 Jobs for R users from around the world (2018-04-19)

To post your R job on the next post Just visit  this link and post a new R job  to the R community. You can post a job for  free  (and there are...

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rename phylogeny tip labels in treeio

April 18, 2018
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rename phylogeny tip labels in treeio

I don’t know whether ‘rename taxa’ is a common task or not. It seems not a good idea to rename taxa in Newick tree text, since it may introduce...

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Performance: when algorithmics meets mathematics

April 18, 2018
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Performance: when algorithmics meets mathematics

In this post, I talk about performance through an efficient algorithm I developed for finding closest points on a map. This algorithm uses both concepts from mathematics and algorithmics....

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Testing multiple interventions in a single experiment

April 18, 2018
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Testing multiple interventions in a single experiment

A reader recently inquired about functions in simstudy that could generate data for a balanced multi-factorial design. I had to report that nothing really exists. A few weeks later,...

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Look, something shiny: How to use R Shiny to make Münster traffic data accessible. Join MünsteR for our next meetup!

April 18, 2018
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Look, something shiny: How to use R Shiny to make Münster traffic data accessible. Join MünsteR for our next meetup!

In our next MünsteR R-user group meetup on Monday, June 11th, 2018 Thomas Kluth and Thorben Jensen will give a talk titled Look, something shiny: How to use R...

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Summer Interns

April 18, 2018
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We were thrilled by the response to our summer internship program. After carefully reviewing over 250 applications, we have made our...

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R live classes Spring Program – Machine Learning with R & Data viz with R

April 18, 2018
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R live classes Spring Program – Machine Learning with R & Data viz with R

If you want to find the structure hidden behind your data, this is right class for you: you will learn how to group similar observations using Clustering; how to...

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Examining POTUS Executive Orders

April 18, 2018
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Examining POTUS Executive Orders

This week’s edition of Data is Plural had two really fun data sets. One is serious fun (the first comprehensive data set on U.S. evictions, and the other I...

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Uber overtakes taxis in New York City

April 18, 2018
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Uber overtakes taxis in New York City

In an update to his analysis of taxi and ride-share trips, Todd Schnieder reports that the number of daily Uber rides exceeds the number of taxi rides in New...

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setting ggplot2 background with ggbackground

April 18, 2018
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setting ggplot2 background with ggbackground

ggimage 0.1.4 is available on CRAN. This release introduces a new function called ggbackground for setting image background as ggplot canvas. require(ggplot2) p

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Time Series Deep Learning: Forecasting Sunspots With Keras Stateful LSTM In R

Time Series Deep Learning: Forecasting Sunspots With Keras Stateful LSTM In R

Time series prediction (forecasting) has experienced dramatic improvements in predictive accuracy as a result of the data science machine learning and deep learning evolution. As these ML/DL tools have...

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Sketchnotes from TWiML&AI #124: Systems and Software for Machine Learning at Scale with Jeff Dean

April 17, 2018
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Sketchnotes from TWiML&AI #124: Systems and Software for Machine Learning at Scale with Jeff Dean

These are my sketchnotes for Sam Charrington’s podcast This Week in Machine Learning and AI about Systems and Software for Machine Learning at Scale with Jeff Dean: Sketchnotes from TWiMLAI...

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HH Data Science Meetup slides: Explaining complex machine learning models with LIME

April 17, 2018
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On April 12th, 2018 I gave a talk about Explaining complex machine learning models with LIME at the Hamburg Data Science Meetup - so if you’re intersted: the slides...

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Le Monde puzzle [#1049]

April 17, 2018
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Le Monde puzzle [#1049]

An algorithmic Le Monde mathematical puzzle with a direct Alice and Bob play a game by picking alternatively one of the remaining digits between 1 and 10 and putting...

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Pencil Scribbles

April 17, 2018
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Pencil Scribbles

Con las bombas que tiran los fanfarrones, se hacen las gaditanas tirabuzones (Palma y corona, Carmen Linares) This time I draw Franky again using an algorithm to solve the...

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Power analysis for longitudinal multilevel models: powerlmm 0.3.0 is now out on CRAN

April 17, 2018
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My R package powerlmm 0.3.0 is now out on CRAN. It can be installed from CRAN https://cran.r-project.org/package=powerlmm or GitHub https://github.com/rpsychologist/powerlmm. New features This version adds support for raw effect sizes, and...

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Data Science Live Book available at Amazon!

April 17, 2018
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Data Science Live Book available at Amazon!

The Data Science Live Book is now available at Amazon! Kindle & Paperback versions! 🚀 Learn Data Science from a practical and intuitive approach using R!

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A one-day course in using Stata and R together: running twice in 2018

April 17, 2018
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A one-day course in using Stata and R together: running twice in 2018

I am going to be giving this course on 10 August and 6 December this year. It is organised by … More

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R FOR HYDROLOGISTS – Seasonality and Trend Decomposition

April 17, 2018
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R FOR HYDROLOGISTS – Seasonality and Trend Decomposition

R FOR HYDROLOGISTS SEASONALITY AND TREND DECOMPOSITION If you don’t have the data, please first get it from the first tutorial here. Also, you need to install and load...

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R Tip: Use Slices

April 16, 2018
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R Tip: Use Slices

R tip: use slices. R has a very powerful array slicing ability that allows for some very slick data processing. Suppose we have a data.frame “d“, and for every...

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Reticulated Shiny

April 16, 2018
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Reticulated Shiny

RStudio recently announced the reticulate package, which is designed to help R users inter-operate with Python code. I was immediately excited by this announcement. In a past life, I...

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Writing better R functions part four – April 17, 2018

April 16, 2018
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Writing better R functions part four – April 17, 2018

In my last four posts I have been working at automating a process, that I am likely to repeat many times, by turning it into a proper R function....

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The 2018 author and reviewer survey

The 2018 author and reviewer survey

rOpenSci’s package review system (aka onboarding) is one of our key activities to improve quality and sustainability of scientific R packages. The editorial team are constantly working towards improving the experience for both authors...

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loo 2.0 is loose

April 16, 2018
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This post is by Jonah and Aki. We’re happy to announce the release of v2.0.0 of the loo R package for efficient approximate leave-one-out cross-validation (and more). For anyone...

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a [Gregorian] calendar riddle

April 16, 2018
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a [Gregorian] calendar riddle

A simple riddle express this week on The Riddler, about finding the years between 2001 and 2099 with the most cases when day x month = year [all entries...

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News from the R Consortium

April 16, 2018
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The R Consortium has been quite busy lately, so I thought I'd take a moment to bring you up to speed on some recent news. (Disclosure: Microsoft is a...

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By Request: Retrieving Your Feedly “Saved for Later” Entries

April 16, 2018
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By Request: Retrieving Your Feedly “Saved for Later” Entries

@mkjcktzn asked if one can access Feedly “Saved for Later” items via the API. The answer is “Yes!”, and it builds off of that previous post. You’ll need to...

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