Bighead's Algorithm Notes

Sep 9, 2025 · Artificial Intelligence

How EFS Leverages Large Language Models for Sparse Portfolio Optimization

The paper introduces the Evolutionary Factor Search (EFS) framework, which uses large language models to automatically generate and evolve alpha factors, turning sparse portfolio selection into an LLM‑guided top‑m ranking task, and demonstrates superior performance on multiple Fama‑French benchmarks and real‑world market datasets.