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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
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Matt Hagy

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.
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Matt Hagy

March 2023

December 2022

Developing a Custom Substack Front-end
Part 1: Developing a Substack client to fetch posts and comments
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Matt Hagy
2

April 2020

Introducing DB From Zero
Lear how to develop increasingly sophisticated databases from scratch
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Matt Hagy

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…
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Matt Hagy
Investigating the long-time behavior of the two-dimensional Ising model by leveraging the Java…
Summary
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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.
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Matt Hagy

February 2019

Introducing scalaps: Scala-inspired data structures for Python
A functional, object-oriented approach for working with sequences and collections. Also similar to Java Streams. Hope you find they…
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Matt Hagy
Interactively exploring Reddit posts using basic Scala in your browser
This article continues our quick tour through Scala. In these exercises, you’ll get to explore actual Reddit posts using snippets of…
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Matt Hagy
A brief tour of lists in Scala and algorithmically processing them in SICP exercises
Let’s continue our quick journey through Scala using SICP exercises to demonstrate the beauty and simplicity of this powerful programming…
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Matt Hagy
Quickly learning the basics of Scala through Structure and Interpretation of Computer Programs…
Scala is a programming language of the future and anyone can learn the basics of Scala to work with technologies such as Spark. This…
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Matt Hagy
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