Some Concepts 历些毛子种枝大” XIDIAN UNIVERSITY Information Retrieva ▣General Concepts Dimension Latent Semantic Analysis Machine ■Text Mining Learning Topic Reduction Modeling Natural Language Processing LSA Computational Linguistics Text Mining Information Retrieval Machine Natual Lauguage Processing ■Dimension Reduction Translation Computational Linguistics ■Topic Modeling Data Mining to learn the latent topics from a corpus/document 2016/1229 Software Engineering2016/12/29 Software Engineering  General Concepts  Latent Semantic Analysis  Text Mining  Natural Language Processing  Computational Linguistics  Information Retrieval  Dimension Reduction  Topic Modeling Some Concepts 5 Information Retrieval Computational Linguistics Natural Language Processing LSA/Topic Model Text Mining LSA Data Mining Reduction Dimension Machine Learning Machine Translation Topic Modeling  to learn the latent topics from a corpus/document