Excel BI’s Excel Challenge #314 — solved in RDefining the Puzzle:This puzzle is searching Atbash Palindrome.ATBASH Palindrome — In ATBASH cipher, we replace a with z, b with y, c with x…..y with b, z with a.Find those texts which are palindrome after d...

[Read more...] Excel BI’s Excel Challenge #313 — solved in RDefining the Puzzle:Today we need to transform table into its cummulative (someway) version. Every column have to include content of column lagged by 2.Generate the result table.Here, Tn = T(n-2) & Tn wh...

[Read more...] Excel BI’s Excel Challenge #312 — solved in RDefining the Puzzle:In current puzzle we need to check if digits of our numbers has some magic properties. Seems easy, but it is not usually the case, when ExcelBI prepare riddle.List all Sumproduct numbers ...

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Introduction
The multinomial distribution is a probability distribution that describes the probability of obtaining a specific number of counts for k different outcomes, when each outcome has a fixed probability of occurring.
In R, we can use th... [Read more...]

Introduction
Randomness is an essential part of many statistical and machine learning tasks. In R, there are a number of functions that can be used to generate random numbers, but the runif() function is the most commonly used.
The runif() func...

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The latest version of the opencv R package can detect and decode QR codes!
# Install latest opencv
install.packages("opencv", repos = "https://ropensci.r-universe.dev")
There are two ways of using this: the ocv_qr_detect function tries...

[Read more...] In a previous post, I looked at how Google Scholar ranks co-authors. While I had the data available I wondered whether paper authorship could be used in other ways. A few months back, John Cook posted about using Jaccard index and jazz albums. The idea is to look at the ...

[Read more...] Hey guys, welcome back to my R-tips newsletter. In today’s R-Tip, I’m sharing BRAND NEW time series anomaly detection functionality I just added to timetk in R. It’s a native integration of my anomalize R package (and it includes some new bells and whi...

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Here, we have demonstrated three different methods for calculating NNT with meta-analysis data. I learned a lot from this experience, and I hope you find it enjoyable and informative as well. Thank you, @wwrighID, for initiating the discussion and pro...

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One of the recurring debates in some spaces of the R community is about dependencies.
After a few posts on Mastodon I wanted to capture my opinions on the subject to help me understand them better, and because long-form articles are much better to t... [Read more...]

Introduction
A log-log plot is a type of graph where both the x-axis and y-axis are in logarithmic scales. This is particularly useful when dealing with data that spans several orders of magnitude. By taking the logarithm of the data, we can com...

[Read more...] Blog post for R Consortium partner PHUSE Join PHUSE in Birmingham, UK, from November 5-8 for an event that promises to energise your learning through connection with the PHUSE Community...
The post PHUSE Connect EU 2023 – Clinical Data Science Conference – Coming in Early November appeared first on R Consortium.

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Using R as an alternative to SAS (Statistical Analysis System) offers bespoke interactivity on top of R routines. It enables effective technical handling while engaging non-technical users through interactive data storytelling. Transitioning from SAS to R can be a challenge for many data analysts and programmers. But the solution is ...

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Introduction
Logistic regression is a statistical method used for predicting the probability of a binary outcome. It’s a fundamental tool in machine learning and statistics, often employed in various fields such as healthcare, finance, and marke...

[Read more...] Recently, during work on some forecasting task at PowereX, I stumbled upon an interesting improvement in time series forecasting modeling.
In general, in regression modeling, we use evaluation/loss metrics based on one step ahead (one value) horizon.
B...

[Read more...] Excel BI’s Excel Challenge #311 — solved in RDefining the Puzzle:In puzzles and riddles from ExcelBI we usually play with numbers or words, why not both at once. Lets dive into the newest one.We need to sort digits in numbers written by numerals :-)Sor...

[Read more...] Excel BI’s Excel Challenge #310 — solved in RDefining the Puzzle:It was early Monday morning when hunt for Fridays come up. Of course new riddle about Fridays 13th.Task was really short yet challenging: Find the next 3 Friday the 13th dates for dates g...

[Read more...] Ted Laderas of the Portland R User Group shared his experience of pioneering the Cascadia R Conference for the Pacific Northwest and the West Coast. The conference is now in...
The post Ted Laderas Discusses CascadiaR and the Diverse R Community in Portland appeared first on R Consortium.

[Read more...] We will try to decide on a fund that is based on the agriculture and food sector indexes for investing. The majority of the fund is based on the Indxx Global Agriculture Net Total Return USD Index. We will take First Trust Indxx Global Agriculture ETF (FTAG) as a reference ...

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Introduction
Before we dive into the code, let’s briefly understand what a Bland-Altman plot is. It’s a graphical method to visualize the agreement between two measurement techniques, often used in fields like medicine or any domain with compara...

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