本页是 /research/factors/ 的中文版本。专有名词和代码标识保持英文，以便和包 API 对齐。
因子 research turns economic ideas and raw features into measurable signals. A useful evaluation process checks coverage, timing, information coefficient, quantile returns, turnover, stability, and redundancy.
本节仍在建设中。 It will expand with practical factor-evaluation workflows and examples.