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
- line drift
- line driver
- line element
- line element field
- line-ellipse intersection
- Line Embroidery of Lotus and Mandarin Duck Book
- line emission
- line emission cloud
- line emission nebula
- line entity
- line equation
- line feed
- line flyback pulse
- line formation
- line frequency
- line geometry
- line graph
- line grating
- line group
- line identification
- Line Identifications of the Radio Astronomy Spectrum
- line image sensor
- line integral
- line intensity
- line intercept method