... 2012.c2012 Association for Computational LinguisticsA Cost Sensitive Part- of-Speech Tagging:Differentiating Serious Errors from Minor ErrorsHyun-Je Song1Jeong-Woo Son1Tae-Gil Noh2Seong-Bae ... Toutanova and Christopher D. Manning. 2000.Enriching the Knowledge Sources Used in a Maxi-mum Entropy Part- of-Speech Tagger. In Proceedingsof the Conference on Empirical Methods in NaturalLanguage ... Chicago{hjsong,jwson,tgnoh}@sejong.knu.ac.kr sbpark@uic.edu sjlee@knu.ac.krAbstractAll types of part- of-speech (POS) tagging er-rors have been equally treated by existing tag-gers. However,...