April 2019

Setting up an R Admin Group

April 10, 2019 | R | datawookie

When I set up an R server for clients they often want to be able to install packages so that all users on the machine have access to them. This requires them to be able to install the packages onto the root filesystem rather that under their individual home directories. ... [Read more...]

Setting up an R Admin Group

April 10, 2019 | R on datawookie

When I set up an R server for clients they often want to be able to install packages so that all users on the machine have access to them. This requires them to be able to install the packages onto the root filesystem rather that under their individual home directories. ... [Read more...]

ViennaR Meetup March – Impressions

April 10, 2019 | Quantargo Blog

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 takeaways. The Introduction covered a short history of the ViennaR Meetup and the ...
[Read more...]

ViennaR Meetup March – Impressions

April 10, 2019 | Quantargo Blog

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 takeaways. The Introduction covered a short history of the ViennaR Meetup and the ...
[Read more...]

ViennaR Meetup March – Impressions

April 10, 2019 | Quantargo Blog

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 takeaways. Introduction The Introduction covered a short history of the ViennaR Meetup and t...
[Read more...]

Practical Introduction to Web Scraping in R

April 10, 2019 | Rsquared Academy Blog

Introduction Are you trying to compare price of products across websites? Are you trying to monitor price changes every hour? Or planning to do some text mining or sentiment analysis on reviews of products or services? If yes, how would you do that? How do you get the details available ...
[Read more...]

100 Days of Code – Completed!

April 10, 2019 | Scott Stoltzman

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 is not easy Planning is critical to your success Staying motivated requires effort Being excited about your project makes a world ... [Read more...]

R Photo

April 10, 2019 | John Mount

A good friend is now a professor at the University of Auckland and knew to photograph and send us this. Thanks!!!
[Read more...]

Methods for dealing with imbalanced data

April 9, 2019 | Modeling with R

Introduction Data partition Subsampling the training data Upsampling : downsampling: ROSE: SMOTE: training logistic regression model. without subsampling Upsampling the train set Down sampling the training set. subsampline the train set by ROSE technique Subsampling the train set by SMOTE technique deep learning model (without class weight). deep learning model with ... [Read more...]

Visualising Model Response with easyalluvial

April 9, 2019 | R on datistics

In this tutorial I want to show how you can use alluvial plots to visualise model response in up to 4 dimensions. easyalluvial generates an artificial data space using fixed values for unplotted variables or uses the partial dependence plotting method. It is model agnostic but offers some convenient wrappers for ...
[Read more...]
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