CoTrain vs. TSVM ( EN ) 1.41E-05 0.00311 2.17E-08 CoTrain vs. TSVM ( ENCN ) 1.37E-08 0.0113 0.0396 CoTrain vs. SelfTrain ( CN ) 7.07E-18 2.79E-11 6.53E-07 CoTrain vs. SelfTrain ( EN ) 1.01E-07 0.0192 1.35E-07