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True Theta Substack

DJ, Howe Wang

We bridge the gap between data and effective decision-making with time-tested, custom-built algorithms.

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Substack
PricingFreemiumPublishesWeekly
Issues11Founded2 years agoLast Issue6 months ago
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Latest Issues

Model Collapse

Today, we consider the reality: synthetic content is flooding the internet, and that makes it harder for models to learn from the real world.

Studies show that models trained too heavily on their own outputs begin to lose rare informa...

6 months ago

Should You Retrain That Model? (Part 3)

In Part 1, we explored the challenges of model degradation, including how it often goes unnoticed and why teams hesitate to retrain due to factors like shifting priorities. In Part 2, we discussed reframing the retraining decision as a prac...

9 months ago
4
2

Should You Retrain That Model? (Part 2)

In Part 1, we laid out the problem: models degrade silently, teams delay retraining, and the standard "monitor for drift" approach falls short as a decision policy. Here in Part 2, we'll reframe that question as a counterfactual comparison...

9 months ago
1

Should You Retrain That Model? (Part 1)

Machine-learning models are trained on a fixed slice of history and don’t age like fine wine. The world shifts under their feet. Performance usually decays quietly, and in many organizations it’s not noticed until it’s expensive. Leadership...

9 months ago
5
3

AI Inference Platforms: A Practical Guide

AI has transitioned from a research-heavy phase of model training to the practical challenges of inference—deploying trained models to serve predictions. Today, inference underpins everything from conversational agents and recommendation sy...

a year ago
1

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Authors

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  • DJ

    I help companies build machine learning models.

  • Howe Wang

    I write about public technology spending, machine learning infrastructure, and enterprise AI adoption

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