理学 话题检测与跟踪 释 topic detection; TD 话题发现 检测和组织系统预先未知的话题。又称话题检测。
数据库 数据库新技术 释文 topic detection 主题检测
- pyroxenoid
- pyroxsulam
- pyroxychlor
- Pyrrho
- Pyrrhon
- pyrrhotite
- pyrrocoline
- pyrrole
- pyrrole; azole
- pyrrole fungicides
- pyrrolidine
- pyrrolidine-2,5-dione
- pyrrolidine alkaloid
- pyrrolinone
- pyrrolizidine alkaloid
- pyrrolizidine allsaloid
- pyrrolizidine derivative
- pyrrolizidine derivative (PAs)
- pyrrolizine
- pyrrolo[1,2-a]pyridine
- pyrrolo[1,2-a]pyrrole
- pyrrolobenzodiazepine
- pyrrolysine
- pyrrolysine (Pyl; O)
- pyrrotriazole