Open AccessSuicide Note Sentiment Classification: A Supervised Approach Augmented by Web Data
Author(s) -
Yan Xu,
Yue Wang,
Jiahua Liu,
Zhuowen Tu,
Jian-Tao Sun,
Jun’ichi Tsujii,
Eric Chang
Publication year - 2012
Publication title -
biomedical informatics insights
Language(s) - English
Resource type - Journals
ISSN - 1178-2226
DOI - 10.4137/bii.s8956
Subject(s) - computer science , parsing , support vector machine , normalization (sociology) , sentence , feature selection , artificial intelligence , machine learning , web application , natural language processing , the internet , information retrieval , world wide web , sociology , anthropology
To create a sentiment classification system for the Fifth i2b2/VA Challenge Track 2, which can identify thirteen subjective categories and two objective categories.
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