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Data Science

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

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Did Adding Stadium Correction Improve My NPB Baseball Predictions? — A Full Backtest Comparison

Did Adding Stadium Correction Improve My NPB Baseball Predictions? — A Full Backtest Comparison

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4 min read
I Added Park Factor Correction to My NPB Bayesian Prediction Model — Backtest Validation & 2026 Forecast

I Added Park Factor Correction to My NPB Bayesian Prediction Model — Backtest Validation & 2026 Forecast

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5 min read
Did Bayesian Projection (Stan/Ridge) Predict the 2021 NPB Last-to-First Upsets?

Did Bayesian Projection (Stan/Ridge) Predict the 2021 NPB Last-to-First Upsets?

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5 min read
The Algorithm’s Sanad: Unveiling “Frankenstein Hallucinations” in Enterprise AI

The Algorithm’s Sanad: Unveiling “Frankenstein Hallucinations” in Enterprise AI

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3 min read
🚀 SQL Joins and Window Functions Explained (With Real Examples for Data Analysts)

🚀 SQL Joins and Window Functions Explained (With Real Examples for Data Analysts)

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3 min read
5 DataFrame Operations LLMs Handle Better Than Code
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5 DataFrame Operations LLMs Handle Better Than Code

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4 min read
I built the only wheelchair accessibility API (and an MCP server). Here's how it works.
Cover image for I built the only wheelchair accessibility API (and an MCP server). Here's how it works.

I built the only wheelchair accessibility API (and an MCP server). Here's how it works.

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6 min read
I Did My First Small Data Analysis Project Last Night: I'm Hooked

I Did My First Small Data Analysis Project Last Night: I'm Hooked

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2 min read
My exp

My exp

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1 min read
Graphing CLT-Central Limit Theorem- by using Pandas and Matplotlib
Cover image for Graphing CLT-Central Limit Theorem- by using Pandas and Matplotlib

Graphing CLT-Central Limit Theorem- by using Pandas and Matplotlib

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9 min read
Why SQL Makes You Stand Ahead of Most Candidates

Why SQL Makes You Stand Ahead of Most Candidates

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2 min read
Machine Learning Starts With a WHERE Clause
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Machine Learning Starts With a WHERE Clause

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2 min read
💡 🔄 CRISP-DM en la práctica: cuando comienzas un proyecto de datos

💡 🔄 CRISP-DM en la práctica: cuando comienzas un proyecto de datos

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2 min read
I built a Delta-style table format in Rust (and why it’s faster)

I built a Delta-style table format in Rust (and why it’s faster)

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8 min read
How Analysts Translate Messy Data, DAX, and Dashboards into Action Using Power bi

How Analysts Translate Messy Data, DAX, and Dashboards into Action Using Power bi

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3 min read
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