医学文献分析和检索系统
medical literature analysis and retrieval system
MEDLARS
自动文献分析
ADA
automatic document analysis
文献计量分析
quantitative document analysis
Bibliometeric analysis
bibliometric analysis
bibliometic analysis
metrological analysis of literature
Bibilometrical analysis
Development status
Bibliometrical analysis
bibliometrics analysis
主成分分析分类
principal component analysis classifier
报文分析技术
message analyzing technique
标准文献分类
classification of standards document