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cs.LG2026
Explainable Heterogeneous Anomaly Detection in Financial Networks via Adaptive Expert Routing
Zan Li, Rui Fan
Financial anomalies arise from heterogeneous mechanisms - price shocks, liquidity freezes, contagion cascades, and momentum reversals - yet existing detectors produce uniform anoma…
cs.LG2025
Crisis-Resilient Portfolio Management via Graph-based Spatio-Temporal Learning
Zan Li, Rui Fan
Financial time series forecasting faces a fundamental challenge: predicting optimal asset allocations requires understanding regime-dependent correlation structures that transform…