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Bighead's Algorithm Notes
Bighead's Algorithm Notes
Feb 13, 2026 · Artificial Intelligence

How ReVol’s Return‑Volatility Normalization Reduces Distribution Shift in Stock Price Prediction

The paper introduces ReVol, a three‑stage framework that normalizes price features, uses an attention‑based estimator to recover return and volatility, and denormalizes predictions, demonstrating consistent improvements of over 0.03 in IC and 0.7 in Sharpe ratio across multiple time‑series models.

Deep LearningFinancial AIattention estimator
0 likes · 15 min read
How ReVol’s Return‑Volatility Normalization Reduces Distribution Shift in Stock Price Prediction
Bighead's Algorithm Notes
Bighead's Algorithm Notes
Nov 11, 2025 · Artificial Intelligence

A New Method: Dynamic Higher-Order Relations and Event-Driven Modeling for Stock Price Prediction

The article reviews a novel stock price prediction model that integrates a Hawkes‑process layer to capture sudden co‑movements and a dynamic hypergraph to represent high‑order relationships, detailing its formulation, training objective, extensive experiments on S&P 500 data, and superior performance over transformer, graph, and hypergraph baselines.

Financial AIHawkes processTime Series
0 likes · 12 min read
A New Method: Dynamic Higher-Order Relations and Event-Driven Modeling for Stock Price Prediction