ViennaR Meetup March – Impressions
Introduction For all who couldn’t make it to our last ViennaR Meetup on March 18, 2019 at Webster Vienna Private University here just a short summary of the talks and...continue reading.
Category: R
100 Days of Code – Completed!
I finished the #100DaysOfCode challenge and it feels great! I will tell you a little a bit about my experience. Top 5 Takeaways: Sitting down and writing code every day...continue reading.
Lost In [SQL] Translation: Charting d[b]plyr Mapped SQL Function Support Across All Backends
Like more posts than I care to admit, this one starts innocently enough with a tweet by @gshotwell: Is there a reference document somewhere of which dplyr commands work on...continue reading.
R Studio Shortcuts and Tips
How can you work faster in R Studio? Do you really want to know? In this article, I would like to share with you some of my favorite productivity features of...continue reading.
Easily Built And Share Custom R Menu Scripts With Bio7
09.04.2019 Bio7 can be extended with R packages, Eclipse plugins and ImageJ plugins. Another very easy option to extend the Bio7 Graphical User Interface with R actions are dynamic menus...continue reading.
A Limited-but-Functional Couchbase Free Text Search & Retrieval Un-package; or, “How I Abused Couchbase & R to Perform Bulk IP Whois Full-text Searches” (a Cobbler’s Tale)
Researching “the internet” (i.e. $DAYJOB) means having to deal with a ton of “unique” (I’m being kind) data formats. This is ultimately a tale of how I performed full-text searches...continue reading.
iBreakDown: faster, prettier and more precise explanations for predictive models (with interactions)
LIME and SHAP are two very popular methods for instance level explanations of machine learning models (XAI). They work nicely for images and text inputs, but share similar weakness in...continue reading.
Open Workshop: Programming with R, May 8th and 9th in Frankfurt
We at STATWORX are opening our doors for anyone who wants to learn more about data. Our open workshop is designed for R-beginners and provides the perfect mixture between theory...continue reading.
Wicked Fast, Accurate Quantiles Using ‘t-Digests’ in R with the {tdigest} Package
@ted_dunning recently updated the t-Digest algorithm he created back in 2013. What is this “t-digest”? Fundamentally, it is a probabilistic data structure for estimating any percentile of distributed/streaming data. Ted...continue reading.
Mapping the Vikings using R
The commute to my workplace is 90 minutes each way. Podcasts are my friend. I’m a long-time listener of In Our Time and enjoyed the recent episode about The Danelaw....continue reading.
Randomisation tests comparing dependent correlations
This is about some academic work I did that never got published. But, I think it should be out there … Morecontinue reading.
Data Science Software Used in Journals: Stat Packages Declining (including R), AI/ML Software Growing
In my neverending quest to track The Popularity of Data Science Software, it’s time to update the section on Scholarly Articles. The rapid growth of R could not go on...continue reading.
Monotonic Binning with GBM
In addition to monotonic binning algorithms introduced in my previous post (https://statcompute.wordpress.com/2019/03/10/a-summary-of-my-home-brew-binning-algorithms-for-scorecard-development), two more functions based on Generalized Boosted Regression Models have been added to my GitHub repository, gbm_bin() and...continue reading.
no country for old liars
A puzzle from the Riddler about a group of five persons, A,..,E, where all and only people strictly older than L are liars, all making statements about others’ ages: A:...continue reading.
(x=scan())%in%(2*4^(n=0:x)-2^n-1)
One challenge on code golf is to find the shortest possible code to identify whether or not an integer belongs to the binary cyclops numbers which binary expansion is 0,...continue reading.
Quickly create Codeplans of your (labelled) Data #rstats
The view_df() function from the sjPlot-package creates nice „codeplans“ from your data sets, and also supports labelled data and tagged NA-values. This gives you a comprehensive, yet clear overview of your data set....continue reading.
Drrrawing with purrr
La luna es un pozo chicolas flores no valen nadalo que valen son tus brazoscuando de noche me abrazan(Zorongo Gitano, Carmen Linares) When I publish a post showing my drawings,...continue reading.
Deployment of Binning Outcomes in Production
In my previous post (https://statcompute.wordpress.com/2019/03/10/a-summary-of-my-home-brew-binning-algorithms-for-scorecard-development), I’ve shown different monotonic binning algorithm that I developed over time. However, these binning functions are all useless without a deployment vehicle in production. During...continue reading.
Bio7 3.0 Released
27.03.2019 A new release of Bio7 is available which is built upon Eclipse 4.11 and the latest Java OpenJDK. This new version comes bundled with OpenJDK 12, supports the dynamic...continue reading.
R Studio Shortcuts and Tips
How can you work faster in R Studio? Do you really want to know? In this article, I would like to share with you some of my favorite productivity features of...continue reading.
