Articles by Roel M. Hogervorst

Walkthrough UbiOps and Tidymodels

July 5, 2021 | Roel M. Hogervorst

In this walkthrough I modified a tutorial from the UbiOps cookbook ‘Python Scikit learn and UbiOps’, but I replaced everything python with R. So in stead of scikitlearn I’m using {tidymodels}, and where python uses a requirement.txt, I will use {renv}. So in a way I’m going ...
[Read more...]

Reasons to Use Tidymodels

June 29, 2021 | Roel M. Hogervorst

I was listening to episode 135 of ‘Not so standard deviations’ - Moderate confidence The hosts, Hilary and Roger talked about when to use tidymodels packages and when not. Here are my 2 cents for when I think it makes sense to use these packages and ...
[Read more...]

Tidymodels on UbiOps

June 4, 2021 | Roel M. Hogervorst

I’ve been working with UbiOps lately, a service that runs your data science models as a service. They have recently started supporting R next to python! So let’s see if we can deploy a tidymodels model to UbiOps! I am not going to tell you a lot about ...
[Read more...]

Predicting links for network data

November 26, 2020 | Roel M. Hogervorst

NETWORKS, PREDICT EDGES Can we predict if two nodes in the graph are connected or not? But let’s make it very practical: Let’s say you work in a social media company and your boss asks you to create a model to predict who will be friend...
[Read more...]

Rectangling (Social) Network Data

November 24, 2020 | Roel M. Hogervorst

In this tutorial I will show you how we go from network data to a rectangular format that is suited for machine learning. Many things in the world are graphs (networks). For instance: real-life friendships, business interactions, links between websites and (digital) social networks. I find graphs (the formal name ...
[Read more...]

How to Use Catboost with Tidymodels

August 27, 2020 | Roel M. Hogervorst

So you want to compete in a kaggle competition with R and you want to use tidymodels. In this howto I show how you can use CatBoost with tidymodels. I give very terse descriptions of what the steps do, because I believe you read this post for implementation, not background ...
[Read more...]

How to Use Lightgbm with Tidymodels

August 26, 2020 | Roel M. Hogervorst

So you want to compete in a kaggle competition with R and you want to use tidymodels. In this howto I show how you can use lightgbm (LGBM) with tidymodels. I give very terse descriptions of what the steps do, because I believe you read this post for implementation, not ...
[Read more...]

Expressing size in bananas a dive into {vctrs}

June 7, 2020 | Roel M. Hogervorst

Recently I’ve become interested in relative sizes of things. Maybe I’m paying more attention to my surroundings since I’m locked at home for so long. Maybe my inner child is finally breaking free. Whatever the reason, I channeled all of that into two packages: everydaysizes A rather ... [Read more...]

New Package, Pinboardr

May 10, 2020 | Roel M. Hogervorst

I’ve created a new package to interact with pinboard not to be confused with pinterest. I noticed there wasn’t a package yet and the API is fairly clear. So come and check it out {pinboardr} at https://github.com/RMHogervorst/pinboardr I did see a new package to ...
[Read more...]
1 2 3 4

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)