Diffusion-Augmented Reinforcement Learning for Robust Portfolio Optimization under Stress Scenarios

Fuente: arXiv
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Hauptverfasser: Choudhary, Himanshu, Orra, Arishi, Thakur, Manoj
Format: Preprint
Veröffentlicht: 2025
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author Choudhary, Himanshu
Orra, Arishi
Thakur, Manoj
author_facet Choudhary, Himanshu
Orra, Arishi
Thakur, Manoj
contents In the ever-changing and intricate landscape of financial markets, portfolio optimisation remains a formidable challenge for investors and asset managers. Conventional methods often struggle to capture the complex dynamics of market behaviour and align with diverse investor preferences. To address this, we propose an innovative framework, termed Diffusion-Augmented Reinforcement Learning (DARL), which synergistically integrates Denoising Diffusion Probabilistic Models (DDPMs) with Deep Reinforcement Learning (DRL) for portfolio management. By leveraging DDPMs to generate synthetic market crash scenarios conditioned on varying stress intensities, our approach significantly enhances the robustness of training data. Empirical evaluations demonstrate that DARL outperforms traditional baselines, delivering superior risk-adjusted returns and resilience against unforeseen crises, such as the 2025 Tariff Crisis. This work offers a robust and practical methodology to bolster stress resilience in DRL-driven financial applications.
format Preprint
id arxiv_https___arxiv_org_abs_2510_07099
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Diffusion-Augmented Reinforcement Learning for Robust Portfolio Optimization under Stress Scenarios
Choudhary, Himanshu
Orra, Arishi
Thakur, Manoj
Machine Learning
Computational Engineering, Finance, and Science
Computational Finance
In the ever-changing and intricate landscape of financial markets, portfolio optimisation remains a formidable challenge for investors and asset managers. Conventional methods often struggle to capture the complex dynamics of market behaviour and align with diverse investor preferences. To address this, we propose an innovative framework, termed Diffusion-Augmented Reinforcement Learning (DARL), which synergistically integrates Denoising Diffusion Probabilistic Models (DDPMs) with Deep Reinforcement Learning (DRL) for portfolio management. By leveraging DDPMs to generate synthetic market crash scenarios conditioned on varying stress intensities, our approach significantly enhances the robustness of training data. Empirical evaluations demonstrate that DARL outperforms traditional baselines, delivering superior risk-adjusted returns and resilience against unforeseen crises, such as the 2025 Tariff Crisis. This work offers a robust and practical methodology to bolster stress resilience in DRL-driven financial applications.
title Diffusion-Augmented Reinforcement Learning for Robust Portfolio Optimization under Stress Scenarios
topic Machine Learning
Computational Engineering, Finance, and Science
Computational Finance
url https://arxiv.org/abs/2510.07099