只用 FAISS 时，搜索有时像在碰运气——语义上相似但事实错误的结果时常出现。迁移到 Qdrant拿到的不只是数据库，更是对系统的掌控力。稠密向量配合关键词过滤（混合搜索），终于能回答"显示 GPU 相关的技术文档，但只要官方手册里的"这种精确查询 ...

Williams, A. and Louis, L. (2026) Cumulative Link Modeling of Ordinal Outcomes in the National Health Interview Survey Data: Application to Depressive Symptom Severity. Journal of Data Analysis and ...

Data collected under the Death in Custody Reporting Act has some serious problems. Here’s how we fixed some of them.