Testing direct ChatGPT o3 Upload

Adding a new lag based measure for Substack Video vs. YouTube Uploading

Jul 24, 2025 • Matt Hagy

5:01

March 2025

Proposed Student Debt Forgiveness Simulations

Using the Student Debt Issue to Enhance Democratic Candidate Vibes via Policy Simulations

Mar 7, 2025 • Matt Hagy

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2

January 2025

Excited for my Ray-Ban Meta Wayfarer, Matte Black / Gradient Graphite Polarized, Standard

Seems this would be great for Live Streaming

Jan 21, 2025 • Matt Hagy

0:26

December 2024

Going Independent

You can find me at matthagy.github.io/substack_comments/ for the foreseeable future

Dec 21, 2024 • Matt Hagy

May 2023

Hierarchical categorization using OpenAI: Methods exposition

A detailed explanation, source code, and data for clustering my Substack comments using OpenAI embeddings and the ChatGPT API

May 7, 2023 • Matt Hagy

5

1

April 2023

Hierarchical categorization of substack comments

Demo of using OpenAI embeddings and ChatGPT API to organize content, and my ever-growing amazement with AI-augmented programming tools.

Apr 23, 2023 • Matt Hagy

5

1

March 2023

Using OpenAI APIs to categorize and label substack comments

OpenAI offers some amazing tools for working with text.

Mar 25, 2023 • Matt Hagy

3

1

December 2022

Developing a Custom Substack Front-end

Part 1: Developing a Substack client to fetch posts and comments

Dec 10, 2022 • Matt Hagy

3

2

April 2020

Introducing DB From Zero

Lear how to develop increasingly sophisticated databases from scratch

Apr 28, 2020 • Matt Hagy

4

June 2019

An implementation of the 2D Bond Fluctuation Model (BFM) for Polymer Physics

As a small programming project, I’ve implemented the Bond Fluctuation Model (BFM) for polymer physics in 2 dimensions using Java. You can…

Jun 30, 2019 • Matt Hagy

Investigating the long-time behavior of the two-dimensional Ising model by leveraging the Java…

Summary

Jun 23, 2019 • Matt Hagy

April 2019

Developing simple chemical physics simulations that run in the browser

I’ve been experimenting with using Scala.js to create education simulations and would like to share the results and what I’ve learned.

Apr 7, 2019 • Matt Hagy