The modern business world is captivated by data science and analytics. It seems like in almost every enterprise there is talk of needing to bulk up the data science and analytics functions to solve all conceivable business problems and chart the company towards endless success. In more cash-rich operations, management often seeks to go even
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...
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...
![Le Monde puzzle [#1110]](https://xianblog.files.wordpress.com/2015/10/lemondapari.jpeg?w=450&h=299&%23038;zoom=2)
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...
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...
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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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...
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...
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...
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 /...
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...
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...
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...
TL; DR I used a Kaggle database to show you how to separate your customers into distinct groups based on their purchase behavior. With this method, store managers can...
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...
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...
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...
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...
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...
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,...
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....
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()....
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...
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...
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...
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...
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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