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Data Science

Data Science allows us to extract meaning from and interpret data.

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How to write a cohort retention query in SQL (that actually runs)

How to write a cohort retention query in SQL (that actually runs)

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3 min read
Four ways prediction-market "arbitrage" numbers lie

Four ways prediction-market "arbitrage" numbers lie

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5 min read
How I Built a Deal-Flow Signal From Public GitHub Data (219 Fundraises Backtested)

How I Built a Deal-Flow Signal From Public GitHub Data (219 Fundraises Backtested)

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3 min read
Why Most PDF Parsing Breaks the Moment Your Document Format Changes

Why Most PDF Parsing Breaks the Moment Your Document Format Changes

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3 min read
Runes as a programming language (and where the metaphor breaks)

Runes as a programming language (and where the metaphor breaks)

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4 min read
You Deleted BM25 the Day You Bought a Vector Database. Your Fraud Queue Noticed

You Deleted BM25 the Day You Bought a Vector Database. Your Fraud Queue Noticed

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3 min read
Why Birth City Is a Real Calculation Input in BaZi Software

Why Birth City Is a Real Calculation Input in BaZi Software

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5 min read
RAG Retrieval Accuracy: 38%. After the Fix: 87%. The Model Was Never Touched.

RAG Retrieval Accuracy: 38%. After the Fix: 87%. The Model Was Never Touched.

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3 min read
One analytics codebase, three runtimes (web, native, offline)

One analytics codebase, three runtimes (web, native, offline)

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3 min read
A little about myself

A little about myself

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1 min read
☕ How Did Zomato Know I Was Awake? The Science Behind a Simple Notification

☕ How Did Zomato Know I Was Awake? The Science Behind a Simple Notification

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3 min read
Five Python Patterns Every Developer Should Be Able to Trace on Sight

Five Python Patterns Every Developer Should Be Able to Trace on Sight

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3 min read
Your model can't grade its own homework

Your model can't grade its own homework

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4 min read
I built a wine recommendation engine. The hardest part wasn’t AI—it was trusting the data.

I built a wine recommendation engine. The hardest part wasn’t AI—it was trusting the data.

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2 min read
Your Fraud Engine's Search Is Either a Librarian or a Scholar. It Needs to Be Both.

Your Fraud Engine's Search Is Either a Librarian or a Scholar. It Needs to Be Both.

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4 min read
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