Machine Learning & Quant Finance

Machine Learning & Quant Finance

Quant Letter: October 2025, Week-1

108th Edition

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Dr. Derek Snow
Oct 03, 2025
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ArXiv

Finance

Revisiting Mean-field Theory: The Santa Fe model, used for analyzing the dynamics of the limit order book, is reevaluated using kinetic theory, leading to a new equation for the order-book density profile and identifying a previous error by E. Smith and colleagues. (2025-10-02, shares: 24)

Portfolio Similarity Metric: STRAPSim, a new method f…

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