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
- preliminary study report on Wuhan Regional Planning
- preliminary survey
- preliminary work of hydropower project
- preliminary work of mining design
- preload
- preloading
- prelocalizing subcategory
- prelogical
- Prelog rule
- pre-Lopingian crisis
- prelubricated
- Prelude
- prelude
- Premack principle
- pre-main sequence
- pre-main sequence binary
- pre-main sequence object
- pre-main sequence star
- pre-manifold
- pre mapping advertising
- premarital health care
- pre-martensitic transformation
- premature atrial contraction
- premature ejaculation
- premature excitation and premature systole