Yintao Liu Ke-Thia Yao Shuping Liu Cauligi S. Raghavendra Oluwafemi Balogun Lanre Olabinjo Semi-supervised Failure Prediction for Oil Production Wells. 434-441 2011 ICDM Workshops http://doi.ieeecomputersociety.org/10.1109/ICDMW.2011.151 conf/icdm/2011w db/conf/icdm/icdmw2011.html#LiuYLRBO11