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
- pressure vessel
- pressure vessel explosion
- pressure vessel self-enhancement process
- pressure vessel structure
- pressure-volume diagram
- pressure water test
- pressure wave
- pressure wave gauge
- pressure welding
- pressurizaition and feed system
- pressurization
- pressurization cylinder
- pressurization pipeline
- pressurization principle of elementary stage
- pressurize
- Pressurized Fluidized Bed Combined Cycle
- pressurized liquefaction
- pressurized process for oily water treatment
- pressurized proportional counter
- pressurized pyrolysis
- pressurized sprinkler irrigation
- pressurized tunnel
- pressurized water reactor
- pressurized water reactor chemistry
- pressurized water reactor nuclear power plant