A comparative study on feature selection in text categorization Export

@inproceedings{citeulike:1168370, abstract = {This paper is a comparative study of feature selection methods in statistical learning of text categorization. The focus is on aggressive dimensionality reduction. Five methods were evaluated, including term selection based on document frequency (DF), information gain (IG), mutual information (MI), a {\O} 2 -test (CHI), and term strength (TS). We found IG and CHI most effective in our experiments. Using IG thresholding with a knearest neighbor classifier on the Reuters corpus, removal of up to...}, address = {Nashville, US}, author = {Yang, Yiming and Pedersen, Jan O.}, booktitle = {Proceedings of ICML-97, 14th International Conference on Machine Learning}, citeulike-article-id = {1168370}, citeulike-linkout-0 = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.32.9956}, editor = {Fisher, Douglas H.}, pages = {412--420}, posted-at = {2007-06-24 23:53:33}, priority = {2}, publisher = {Morgan Kaufmann Publishers, San Francisco, US}, title = {A comparative study on feature selection in text categorization}, url = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.32.9956}, year = {1997} }

TY - CONF ID - citeulike:1168370 L3 - citeulike-article-id:1168370 N2 - This paper is a comparative study of feature selection methods in statistical learning of text categorization. The focus is on aggressive dimensionality reduction. Five methods were evaluated, including term selection based on document frequency (DF), information gain (IG), mutual information (MI), a Ø 2 -test (CHI), and term strength (TS). We found IG and CHI most effective in our experiments. Using IG thresholding with a knearest neighbor classifier on the Reuters corpus, removal of up to... AD - Nashville, US EP - 420 TI - A comparative study on feature selection in text categorization PB - Morgan Kaufmann Publishers, San Francisco, US T2 - Proceedings of ICML-97, 14th International Conference on Machine Learning SP - 412 AU - Yang, Yiming AU - Pedersen, Jan A2 - Fisher, Douglas PY - 1997/// UR - http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.32.9956 ER -