Text data management and analysis a practical introduction to information retrieval and text mining acm books englisch taschenbuch 30 juni 2016 von chengxiang zhai autor sean massung autor 45 von 5 sternen 4 sternebewertungen. Excerpt from chengxiang zhai and sean massung text data management and analysis a practical introduction to information retrieval and text mining morgan claypool 2016 pages 3 13 4 chapter 1 introduction text is the most expressive form of information in the sense that it can be used to describe other media such as video or images indeed image search engines such as those . This book covers the major concepts techniques and ideas in information retrieval and text data mining from a practical viewpoint and includes many hands on exercises designed with a companion software toolkit ie meta to help readers learn how to apply techniques of information retrieval and text mining to real world text data and how to experiment with and improve some of the algorithms for interesting application tasks. This book covers the major concepts techniques and ideas in information retrieval and text data mining from a practical viewpoint and includes many hands on exercises designed with a companion software toolkit ie meta to help readers learn how to apply techniques of information retrieval and text mining to real world text data and how to experiment with and improve some of the algorithms for interesting application tasks. The focus is on text mining applications that can help users analyze patterns in text data to extract and reveal useful knowledge information retrieval systems including search engines and recommender systems are also covered as supporting technology for text mining applications the book covers the major concepts techniques and ideas in text data mining and information retrieval from a