Nina Zumel had a really great article on how to prepare a nice Keras performance plot using R. I will use this example to show some of the advantages of cdata record transform specifications. The model performance data from Keras is in the following format: # R code library(wrapr) df
Before predictive model creation, we need to check/change numerical, categorical, NAs, one unique value and high cardinality variables. This new function will assist us in this task.
As digitalization progresses and data science interfaces continue to grow, new opportunities are constantly emerging to reach the personal analysis goals. Despite the „modernity“ of the industry, there is...
Are you a Microsoft Windows R user? Does your Windows username include a space? Like Firstname Lastname. Then you might occassionally run into issues installing packages due to spaces. Solutions You...
![Le Monde puzzle [#1111]](https://xianblog.files.wordpress.com/2015/10/lemondapari.jpeg?w=450&h=299&%23038;zoom=2)
Another low-key arithmetic problem as Le Monde current mathematical puzzle: Notice that there are 10 numbers less than, and prime with 11, 100 less than and prime with 101,...
The nature of work today requires continuous learning and the ability to respond appropriately to new information—including an increasing abundance of data. Companies must ensure that their employees are...
Google drive is a great tool, specifically we’ve been using “G Suite” (the equivalent of google drive but for businesses), for a long time. Lately I noticed it’s missing...
by Hong Ooi, senior data scientist, Microsoft Azure As of version 1.2.0 (released to CRAN late last month), it’s possible to use the AzureAuth package to login interactively to...
India is the world’s largest Democracy and as it goes, also a highly diverse place. This is my attempt to see how “Hindi” and other languages are spoken in...
citecorp is a new (hit CRAN in late August) R package for working with data from the OpenCitations Corpus (OCC). OpenCitations, run by David Shotton and Silvio Peroni, houses the OCC, an...
easyalluvial allows you to build exploratory alluvial plots (sankey diagrams) with a single line of code while automatically binning numerical variables. This releas 0.2.1 ensures tidyr 1.0.0 compatibility and...
In a current multi-site study, we are using a stepped-wedge design to evaluate whether improved training and protocols can reduce prescriptions of anti-psychotic medication for home hospice care patients...
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...
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...
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...
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