Feature-based time series analysis

September 15, 2019
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Feature-based time series analysis

In my last post, I showed how the feasts package can be used to produce various time series graphics. The feasts package also includes functions for computing FEatures And Statistics from Time Series (hence the name). In this post I will give three examples of how these might be used. library(tidyverse) library(tsibble) library(feasts) Exploring Australian tourism data I used this example in my talk at...

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Practical Data Science with R update

September 15, 2019
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Just got the following note from a new reader: Thank you for writing Practical Data Science with R. It’s challenging for me, but I am learning a lot by...

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Le Monde puzzle [#1110]

September 15, 2019
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Le Monde puzzle [#1110]

A low-key sorting problem as Le Monde current mathematical puzzle: If the numbers from 1 to 67 are randomly permuted and if the sorting algorithm consists in picking a...

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pinp 0.0.9: Real Fix and Polish

September 15, 2019
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pinp 0.0.9: Real Fix and Polish

Another pinp package release! pinp allows for snazzier one or two column Markdown-based pdf vignettes, and is now used by a few packages. A screenshot of the package...

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Develop Performance Benchmark with GRNN

September 14, 2019
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Develop Performance Benchmark with GRNN

It has been mentioned in https://github.com/statcompute/GRnnet that GRNN is an ideal approach employed to develop performance benchmarks for a variety of risk models. People might wonder what the purpose...

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Posts

September 14, 2019
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. (You can report issue about the content on this page here) Want to share your...

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Twitter “Account Analysis” in R

September 14, 2019
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Twitter “Account Analysis” in R

This past week @propublica linked to a really spiffy resource for getting an overview of a Twitter user’s profile and activity called accountanalysis. It has a beautiful interface that...

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RSwitch 1.5.0 Release Now Also Corrals RStudio Server Connections

September 14, 2019
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RSwitch 1.5.0 Release Now Also Corrals RStudio Server Connections

RSwitch is a macOS menubar application that works on macOS 10.14+ and provides handy shortcuts for developing with R on macOS. Version 1.5.0 brings a reorganized menu system and...

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September 2019 Democratic Debates Added to {ggchicklet}

September 14, 2019
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September 2019 Democratic Debates Added to {ggchicklet}

The latest round of the 2020 Democratic debates is over and the data from all the 2019 editions of the debates have been added to {ggchicklet}. The structure of...

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ttdo 0.0.3: New package

September 13, 2019
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ttdo 0.0.3: New package

A new package of mine arrived on CRAN yesterday, having been uploaded a few days prior on the weekend. It extends the most excellent (and very minimal /...

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Tell Me a Story: How to Generate Textual Explanations for Predictive Models

September 13, 2019
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Tell Me a Story: How to Generate Textual Explanations for Predictive Models

TL;DR: If you are going to explain predictions for a black box model you should combine statistical charts with natural language descriptions. This combination is more powerful than SHAP/LIME/PDP/Break...

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NIMBLE short course at Bayes Comp 2020 conference

September 13, 2019
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NIMBLE short course at Bayes Comp 2020 conference

We’ll be giving a short course on NIMBLE on January 7, 2020 at the Bayes Comp 2020 conference being held January 7-10 in Gainesville, Florida, USA. Bayes Comp is...

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Initializing an empty list

September 13, 2019
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Problem How do I initialize an empty list for use in a for-loop or function? Context Sometimes I’m writing a for-loop (I know, I know, don’t use for-loops, but...

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#FunDataFriday – The magick package in R

September 13, 2019
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#FunDataFriday – The magick package in R

The magick package allows us to super easily work with images and animations in R!

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Reproducing the kidney cancer example from BDA

September 13, 2019
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Reproducing the kidney cancer example from BDA

This is an attempt at reproducing the analysis of Section 2.7 of Bayesian Data Analysis, 3rd edition (Gelman et al.), on kidney cancer rates in the USA in the...

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Getting on the meet-up bandwagon – our first meet up event

September 12, 2019
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Getting on the meet-up bandwagon – our first meet up event

My company Draper and Dash have tasked me with organising a wider meet-up event for anyone who is interested in AI / ML in healthcare. This wider working group...

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Regex Problem? Here’s an R package that will write Regex for you

September 12, 2019
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REGEX is that thing that scares everyone almost all the time. Hence, finding some alternative is always very helpful and peaceful too. Here’s a nice R package thst helps...

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Laguerre-Samuelson Inequality

September 12, 2019
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Chebychev’s Theorem gives bounds on how spread out a probability distribution can be from the mean, in terms of the standard deviation. More precisely, if \(X\) is a random...

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Fitting ‘complex’ mixed models with ‘nlme’: Example #2

A repeated split-plot experiment with heteroscedastic errors Let’s imagine a field experiment, where different genotypes of khorasan wheat are to be compared under different nitrogen (N) fertilisation systems. Genotypes require...

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Social Network Visualization with R

September 12, 2019
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Social Network Visualization with R

In this month’s we are going to look at data analysis and visualization of social networks using R programming. Friendster Networks Mapping Friendster was a yesteryear social media network,...

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WVPlots 1.1.2 on CRAN

September 12, 2019
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WVPlots 1.1.2 on CRAN

I have put a new release of the WVPlots package up on CRAN. This release adds palette and/or color controls to most of the plotting functions in the package....

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Survival analysis with strata, clusters, frailties and competing risks in in Finalfit

September 12, 2019
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Survival analysis with strata, clusters, frailties and competing risks in in Finalfit

Background In healthcare, we deal with a lot of binary outcomes. Death yes/no, disease recurrence yes/no, for instance. These outcomes are often easily analysed using binary logistic regression via finalfit()....

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A DevOps Process for Deploying R to Production

September 12, 2019
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I've been at the EARL Conference in London this week, and as always it's been inspiring to see so many examples of R being used in production at companies...

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Use more of your data with matrix factorisation

September 12, 2019
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Use more of your data with matrix factorisation

Previously I posted on how to apply gradient descent on linear regression as an example. With that as background it’s The post Use more of your data with matrix...

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Gold-Mining Week 2 (2019)

September 11, 2019
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Welcome to the 2019 Fantasy Football Season! Week 2 Gold Mining and Fantasy Football Projection Roundup now available. The post Gold-Mining Week 2 (2019) appeared first on Fantasy Football...

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Call for Help: Lead R/Shiny Developer

September 11, 2019
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Dear Fantasy Football Analytics Community, In 2013, we at Fantasy Football Analytics released web apps to help people make better decisions in fantasy football based on the wisdom of...

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R/Medicine 2019 Workshops

September 11, 2019
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R/Medicine 2019 Workshops

R/Medicine 2019 kicked off on Thursday with two outstanding workshops. It was difficult to choose between the two, but fortunately both presenters developed rich sets of materials that are...

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Running R Projects in MyBinder – Dockerfile Creation With Holepunch

September 11, 2019
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Running R Projects in MyBinder – Dockerfile Creation With Holepunch

For those who don’t know it, MyBinder is a reproducible research automation tool that will take the contents of a Github repository, build a Docker container based on requirements...

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Dynamic UI Elements in Shiny

September 11, 2019
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Dynamic UI Elements in Shiny

Shiny enables its users to quickly create a fixed UI with code. Although simple, this can prove to be quite limiting. Applying the principles of reactivity to the UI...

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