Qualitatively exploring electronic portfolios: a text mining approach to measuring student emotion as an early warning indicator. Nwanganga, F., Aguiar, E., Ambrose, G. A., Goodrich, V., & Chawla, N. V. In Baron, J., Lynch, G., Maziarz, N., Blikstein, P., Merceron, A., & Siemens, G., editors, LAK, pages 422-423, 2015. ACM.
Qualitatively exploring electronic portfolios: a text mining approach to measuring student emotion as an early warning indicator. [link]Link  Qualitatively exploring electronic portfolios: a text mining approach to measuring student emotion as an early warning indicator. [link]Paper  bibtex   
@inproceedings{conf/lak/NwangangaAAGC15,
  added-at = {2015-03-18T00:00:00.000+0100},
  author = {Nwanganga, Frederick and Aguiar, Everaldo and Ambrose, G. Alex and Goodrich, Victoria and Chawla, Nitesh V.},
  biburl = {http://www.bibsonomy.org/bibtex/29a42e8f251ccf772b49816cbef443768/dblp},
  booktitle = {LAK},
  crossref = {conf/lak/2015},
  editor = {Baron, Josh and Lynch, Grace and Maziarz, Nicole and Blikstein, Paulo and Merceron, Agathe and Siemens, George},
  ee = {http://doi.acm.org/10.1145/2723576.2723651},
  interhash = {a8db52a62c709a690630e6ab6afc25df},
  intrahash = {9a42e8f251ccf772b49816cbef443768},
  isbn = {978-1-4503-3417-4},
  keywords = {dblp},
  pages = {422-423},
  publisher = {ACM},
  timestamp = {2015-06-18T22:05:52.000+0200},
  title = {Qualitatively exploring electronic portfolios: a text mining approach to measuring student emotion as an early warning indicator.},
  url = {http://dblp.uni-trier.de/db/conf/lak/lak2015.html#NwangangaAAGC15},
  year = 2015
}

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