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
- cerium dioxide
- cerium dioxide; ceria
- cerium nitrate
- cerium permanent magnets
- CERL
- cermet
- CERN
- cerotegument
- cerotic acid
- cerotic acid; cerotinic acid
- cerotinic acid
- Cerrado Protected Areas: Chapada dos Veadeiros and Emas National Parks
- Cerro Catedral
- Cerro de Las Minas
- Cerro Tololo Inter-American Observatory
- Cerro Tres Kandú
- CERT
- certain
- certain event
- certain factor
- certain means of literary expression
- certain multi-objective evaluation model
- certain phenomenon
- certain return state
- Certain Rules Relating to Damage Caused by Foreign Aircraft to Third Parties on the Surface，1952