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Data at Depth

John Loewen

Welcome to Data at Depth! Our site offers articles on data analysis and visualization with Python/AI. Learn to create meaningful visualizations from data with techniques, best practices, and real-world examples.

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Substack
PricingFreemiumPublishesDaily
Issues300Founded3 years agoLast Issue11 days ago
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Latest Issues

Why GPT-5 Is Terrific For Creating Easy Fully-functional No-coding Jupyter Notebook Files

With data analysis, one of the most challenging things to do is to create maps from a set of raw data.

With LLMs like GPT-5 we can quickly and efficiently accomplish these tasks without having to write any Python code.

Data at Depth is a...

11 days ago
1

Ockham’s Razor In Data Storytelling: Proven Ways To Fit Your Data Story to Facts

A tutorial with Python that shows the power of simplicity

With data storytelling, your visuals must be made as simple as possible.

2 months ago
4
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Better Data Storytelling With Jupyter Notebook: A Few Simple Ways To Better Your Workflow

How to better organize your Python data visuals in Jupyter Notebook

A cluttered notebook makes your data analysis hard to follow, slow to run, and nearly impossible to reuse later.

2 months ago
4
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Here are 5 Useful Development Data Sets I Use To Sharpen My Data Visualization Skills

5 Public data sites, each with an example, to improve your Python data storytelling

If you want to sharpen your Python-generated data storytelling pencil, it is best to practice with real data.

6 months ago
2
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The Red Effect: Effective Python Examples to Explore Our Vulnerable and Volatile World

A hands on look at how to use the red effect to make your data storytelling stand out

Data scientists often use color to highlight important points in their data visual charts.

6 months ago
2
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  • John Loewen

    PhD in Computer Science || 25 years as a University Professor || I write about coding, data visualization, data storytelling, and AI || Avid marathon runner || Canadian expat living in Rome

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