Bighead's Algorithm Notes

Sep 11, 2026 · Artificial Intelligence

AlphaSchema: Semantic Space Exploration Reshapes LLM Alpha Mining

AlphaSchema introduces a structured trading semantic space with five-dimensional schema plans to decouple exploration from LLM implementation, using a surrogate model and quota-based selection to discover high-performing factors that outperform baselines on China A-share markets while demonstrating robustness across LLM backends.