Some Concepts 历些毛子种技大学 XIDIAN UNIVERSITY Information Retrieval Related Research Areas Dimensional Reduction(DR) Machine DR ■Text Mining Learning (Text) Clustering Natural Language Processing Computational Linguistics Tex Mining Artificial Information Retrieval Machine Natu al Language Processing Artificial Intelligence Translation Computational Linguistics ntelligence (Text)Clustering Data Mining >We all know what(text)clustering is,right? >Widely-accepted topic,since everyone knows it 2017/4/13 Software Engineering2017/4/13 Software Engineering  Related Research Areas  Dimensional Reduction (DR)  Text Mining  Natural Language Processing  Computational Linguistics  Information Retrieval  Artificial Intelligence  (Text) Clustering Some Concepts 5 Information Retrieval Computational Linguistics Natural Language Processing LSA/Topic Model Text Mining DR Data Mining Artificial Intelligence Machine Learning Machine Translation (Text) Clustering  We all know what (text) clustering is, right?  Widely-accepted topic, since everyone knows it