Andrea Di Francia
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Andrea Di Francia

Data Scientist | Economist | AI & Machine Learning Enthusiast


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Hi there👋, I’m Andrea, and welcome to my personal website. Here I mostly write about things I worked on that I think are cool, and perhaps useful, and the odd technical rabbit hole. You can find more about me here.

TipBlog Updates

Read my latest thoughts and tutorials on data science and programming.

Recent Posts

Two latent paths converge into observed count data: an extra-zero path and a count-generating path that can also produce zeros.

Zero-Inflated Models: A Practical Tutorial

From excess zeros to a defensible model: a practical guide to testing, diagnosing, and interpreting zero inflation in R.

Sep 15, 2026
90 min
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