Event graph corrections improve LLM agent stock forecasts by modeling historical reliability

Authors show that separating a history-aware base forecast from reliability-calibrated residual corrections derived from event transitions yields large gains in predictive accuracy and portfolio returns.

Research Lab
Tong Liu · Lanmiao Liu · Xiang Hu

Zircon Security · Utrecht University · The Max Planck Institute for Psycholinguistics · China Life R&D Center

Research Digest··2 min read
The authors present RICE-Alpha, a point-in-time stock-scoring framework that combines a history-aware multi-view Base Alpha with a reliability-weighted residual correction from event graph transitions.

RICE-Alpha uses a Multi-Tier Memory Layer to ground news interpretation in temporally eligible issuer-specific history, and a Typed Event Agent to construct event states whose successor relations are formed within issuers and pooled across firms only after valid local pairing.

Why this paper

From The Max Planck Institute for Psycholinguistics and 3 others

In one line

Historical event continuation adds incremental stock forecasting signal when temporally grounded, reliability-calibrated, and residualized against a multi-view base forecast.

What we could check

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  • ·No stated limitations found
  • ✓Reports numbers on named benchmarks (2 benchmarks)

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