Summary of the paper

Title Construction of a Chinese Opinion Treebank
Authors Lun-Wei Ku, Ting-Hao Huang and Hsin-Hsi Chen
Abstract In this paper, we base on the syntactic structural Chinese Treebank corpus,construct the Chinese Opinon Treebank for the research of opinion analysis. Weintroduce the tagging scheme and develop a tagging tool for constructing thiscorpus. Annotated samples are described. Information including opinions (yes orno), their polarities (positive, neutral or negative), types (expression,status, or action), is defined and annotated. In addition, five structure triosare introduced according to the linguistic relations between two Chinese words.Four of them that are possibly related to opinions are also annotated in theconstructed corpus to provide the linguistic cues. The number of opinionsentences together with the number of their polarities, opinion types, and triotypes are calculated. These statistics are compared and discussed. To know thequality of the annotations in this corpus, the kappa values of the annotationsare calculated. The substantial agreement between annotations ensures theapplicability and reliability of the constructed corpus.
Language Tools, systems, applications
Topics Corpus (creation, annotation, etc.), Information Extraction, Information Retrieval, Tools, systems, applications
Full paper Construction of a Chinese Opinion Treebank
Bibtex @InProceedings{KU10.242,
  author = {Lun-Wei Ku, Ting-Hao Huang and Hsin-Hsi Chen},
  title = {Construction of a Chinese Opinion Treebank},
  booktitle = {Proceedings of the Seventh conference on International Language Resources and Evaluation (LREC'10)},
  year = {2010},
  month = {may},
  date = {19-21},
  address = {Valletta, Malta},
  editor = {Nicoletta Calzolari (Conference Chair), Khalid Choukri, Bente Maegaard, Joseph Mariani, Jan Odjik, Stelios Piperidis, Mike Rosner, Daniel Tapias},
  publisher = {European Language Resources Association (ELRA)},
  isbn = {2-9517408-6-7},
  language = {english}
 }
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