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
- peramine
- peraphyllum
- P / E ratio
- perbenzoic acid
- perbromic acid
- per-call key
- per capita disposable income
- per capita effective refuge area
- per capita expenditure of domestic tourists
- per capita residential land control index
- per capita urban park area
- perceived control
- perceived noise level
- perceived organizational support
- Perceived Quality
- perceived risks
- perceived value pricing
- per cent
- percent
- percentage
- percentage calculation
- percentage diagram
- percentage elongation
- percentage error
- percentage of blocked dregs and soil