latent semantic analysis
潜在意味解析
Coh-Metrix
Compound term processing
Distributional semantics
Explicit semantic analysis
Latent semantic mapping
Latent semantic structure indexing
Principal components analysis
Probabilistic latent semantic analysis
Spamdexing
Word vector
Topic model
Latent Dirichlet allocation
https://en.wikipedia.org/wiki/Latent_semantic_analysis