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Author

Arthur Buzelin

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Open access Aug 2026

Latent-Regime Bias Auditing for Volatility Forecasting

Volatility forecasts are commonly evaluated with aggregate accuracy metrics such as RMSE and MAE, but these metrics can hide conditional failures that matter for risk management. This paper proposes a model-agnostic audit framework for evaluating whether volatility forecasts remain reliable across latent market regimes...

Arthur Chagas, Pedro Bento, Yan Aquino et al. · 0 citations
Book Open access Sep 2026

YouTube Discourse During the Iran Conflict and the Afghanistan Withdrawal

War discourse on YouTube emerges through linked interactions among videos, channels, audiences, comments, and replies. This paper compares YouTube discussions of two U.S.-linked conflicts: the Afghanistan withdrawal in 2021 and the Iran conflict escalation in 2026. We analyze four corpora separating news organizations...

Arthur Buzelin, Pedro Augusto Torres Bento, Yan Aquino Amorim et al. · 0 citations

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