理学 主题模型 释 latent semantic analysis; LSA 潜在语义分析 将词和文档从稀疏的高维词表(vocabulary)空间映射到一个低维的潜在语义空间(latent semantic space)上。
LSA=limited space-charge accumulation diode 限累二极管†
计算机应用 多媒体 释文 latent semantic indexing, LSI 隐语义索引
- anion exchange membrane
- anion exchanger
- anion fiber
- anionic collector
- anionic cycloaddition
- anionic cyclopolymerization
- anionic electrochemical polymerization
- anionic initiator
- anionic isomerization polymerization
- anionic polymerization
- anionic ring-opening polymerization
- anionic surfactant
- anionotropic rearrangement
- anionotropy
- anion polymerization
- anion radical initiator
- anion surfactant
- aniridia
- Aniruddha
- Aniruddha Kamchant
- anisakiasis
- anisakis
- aniseikania
- Anis Frayha
- Anish Kapoor