Automatic creation of a reference corpus for political opinion mining in user-generated content

@inproceedings{Sarmento2009AutomaticCO,
  title={Automatic creation of a reference corpus for political opinion mining in user-generated content},
  author={Lu{\'i}s Sarmento and Paula Carvalho and M{\'a}rio J. Silva and Eug{\'e}nio de Oliveira},
  booktitle={CIKM 2009},
  year={2009}
}
We propose and evaluate a method for automatically creating a reference corpus for training text classification procedures for mining political opinions in user-generated content. The process starts by compiling a collection of highly opinionated comments posted by users on an on-line newspaper. Then, we define and use a set of manually-crafted high-precision rules supported by a large sentiment-lexicon in order to identify sentences in each comment expressing opinions about political entities… CONTINUE READING

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