# 第28章-记忆系统

- [28.1 记忆模型设计](/zh/di-28-zhang-ji-yi-xi-tong/28.1-ji-yi-mo-xing-she-ji.md)
- [28.2 向量记忆搜索](/zh/di-28-zhang-ji-yi-xi-tong/28.2-xiang-liang-ji-yi-sou-suo.md)
- [28.3 混合搜索（BM25 + 向量）](/zh/di-28-zhang-ji-yi-xi-tong/28.3-hun-he-sou-suo.md)
- [28.4 高级记忆功能](/zh/di-28-zhang-ji-yi-xi-tong/28.4-gao-ji-ji-yi-gong-neng.md)