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Negative R2: Where Did You Go Wrong?
A statistical example Continue reading on Towards Data Science
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Unpacking R²
Data science is an iterative process, which is especially true for new practitioners. We can spend weeks on a project, only to later discover a fundamental flaw in the analysis. This post explores a…
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R-Squared(R²)
Tutorial for calculating R² using Python with data provided from MacroTrends. Full working code provided to the reader. This article serves as a step by step tutorial for the R² method with full work...
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What is R
Last Updated on August 22, 2019 R is perhaps one of the most powerful and most popular platforms for statistical programming and applied machine learning. When you get serious about machine learning, ...
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r² or R² — When to Use What
The Pearson correlation coefficient (r) is used to identify patterns in things whereas the coefficient of determination (R²) is used to identify the strength of a model.
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Moving Away From R²
R² is a well known model metric that every data analyst has in her toolbelt, but despite its prevalence, there is a mismatch between how data analysts tend to talk about and use this metric versus…
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#37: Introducing r2u with 2 x 19k CRAN binaries for Ubuntu 22.04 and 20.04
One month ago I started work on a new side project which is now up and running, and deserving on an introductory blog post: r2u. It was announced in two earlier tweets (first, second) which contained ...
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ch03.rst2
Interpreting R²: a Narrative Guide for the Perplexed
An accessible walkthrough of fundamental properties of this popular, yet often misunderstood metric from a predictive modeling perspective Photo by Josh Rakower on Unsplash R² (R-squared), also known...
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Planet, revisted 2
This post is a bit of an experiment. I’m consistently impressed and confused by researchers like Leslie Smith and Jeremy Howard for the quality, and quantity of their work — and how complicated their…...
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ch04.rst2
D3 and R, a match made in heaven
You have seen the gorgeous D3 graphs galleries. You have seen the amazing infographics on the New York Times website. Maybe, you felt inspired and went through a few D3 tutorials, bought an online…
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