DEV Community

Data Science

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

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
I Backtested Every FII Selling Streak Since 2014 in 58 Lines of Python

I Backtested Every FII Selling Streak Since 2014 in 58 Lines of Python

Comments
7 min read
How old are open job postings? A third of tech jobs were first posted 90+ days ago (one in 2019)

How old are open job postings? A third of tech jobs were first posted 90+ days ago (one in 2019)

Comments
4 min read
A Tiny Probability Puzzle Every Developer Should Try

A Tiny Probability Puzzle Every Developer Should Try

Comments
3 min read
Natural Gradients: Why Steepest Descent Depends on the Geometry You Choose

Natural Gradients: Why Steepest Descent Depends on the Geometry You Choose

Comments
8 min read
Do popular PyPI packages use modern Markdown READMEs more? No — the head clings to legacy rST (29% vs 5%)

Do popular PyPI packages use modern Markdown READMEs more? No — the head clings to legacy rST (29% vs 5%)

Comments
4 min read
I tried to beat the simplest baseline with a fraud trust score. Pre-registering the test taught me this.

I tried to beat the simplest baseline with a fraud trust score. Pre-registering the test taught me this.

Comments
7 min read
What 583,000 Active Telegram Channels Tell Us About Telegram in 2026

What 583,000 Active Telegram Channels Tell Us About Telegram in 2026

Comments
3 min read
The Invisible Geometry of PDF Tables: Why Naive Extractors Fail on Borderless Financial Statements

The Invisible Geometry of PDF Tables: Why Naive Extractors Fail on Borderless Financial Statements

Comments
4 min read
1 in 7 engineering jobs at 20 tech companies now has AI, ML or 'agent' in the title

1 in 7 engineering jobs at 20 tech companies now has AI, ML or 'agent' in the title

Comments
4 min read
Doubly Robust Estimation: When Two Imperfect Models Still Get Causality Right

Doubly Robust Estimation: When Two Imperfect Models Still Get Causality Right

Comments
8 min read
What did the model get wrong? Splitting ANLI's verifier agreement by the adversary's own error

What did the model get wrong? Splitting ANLI's verifier agreement by the adversary's own error

Comments
4 min read
Do popular PyPI packages flag non-English languages more? No — the long tail does (7.7% vs 2.4% of declarers)

Do popular PyPI packages flag non-English languages more? No — the long tail does (7.7% vs 2.4% of declarers)

Comments
3 min read
One-pass Hopalong orbit density plot

One-pass Hopalong orbit density plot

Comments
6 min read
The Hopalong "Attractor" That Isn't One

The Hopalong "Attractor" That Isn't One

Comments
8 min read
Do popular PyPI packages rely on 'OS Independent'? No — the long tail does (81% vs 72%); the head names real platforms

Do popular PyPI packages rely on 'OS Independent'? No — the long tail does (81% vs 72%); the head names real platforms

Comments
3 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.