R-bloggers

[Read more...]

2020 recap, Gradient Boosting, Generalized Linear Models, AdaOpt with nnetsauce and mlsauce [Read more...]

Fast functions with pipes Pipes are becoming popular R syntax, because they help make code more readable and can speed up coding. You can even use pipes to create functions. This is handy if you want to repeat a piped process for several different dat... [Read more...]

[Read more...]

Happy to announce (in a one month delay) a new package - sfo, which provides monthly statistics of the air passenger traffic at San Francisco International (SFO) airport. The package is available on CRAN. Additional information available: Source code - https://github.com/RamiKrispin/sfo Package site - https://ramikrispin.... [Read more...]

Picking up the pieces Recently, I’ve animated a specific running goal for one year with data from the Strava API. I thought it would also be nice to compare different years within the same animation - in a way you could say that you’re racing you... [Read more...]

I got into the Advent of Code through some co-workers for the first time this year. For those not familiar, its a series of programming puzzles created by Eric Wastl released once a day for the first 25 days of December. The puzzles are programming language agnostic so some use it ... [Read more...]

[Read more...]

Abstract: We consider the age stratified all-cause and COVID-19 associated mortality in Germany during 2020 based on numbers provided by the Federal Statistical Office and the Robert Koch Institute. This work is licensed under a Creative Commons A... [Read more...]

[Read more...]

[Read more...]

[Read more...]

[Read more...]

I find myself counting characters on my screen more often than I feel comfortable doing it. Isn’t it weird to count things by hand when you have the power of R right in front of you? Well, I decided to but a little helper function into my .Rprofil... [Read more...]

Computers exist to solve pressing problems to improve the human condition. Although our world is full of urgent issues to address, the human need for play is a robust internal motivator. This general statement also applies to the R Project for Stat... [Read more...]

[Read more...]

What is the longest year number (yet) written in Roman numerals ? It is year 1888, with 13 characters… And the largest writable number being 3899, according to the strict rules in R (however some say it’s 3999), the longest overall year will be year 3888 with 15 characters. Nice pattern : And there are […] [Read more...]

I am sharing some rough notes (in R and Python) here on how while dot(a, b) fulfills “Mercer’s condition” (by definition!, and I’ll just informally call these beasts a “Mercer Kernel”), the seemingly harmless variations abs(dot(a, b)) relu(dot(a, b)) are not Mercer Kernels (... [Read more...]

[Read more...]

[Read more...]