Small business owners confirm #Obamacare is a job killer: http://t.co/If7yNqVo 132 Approach Accuracy Baseline 59.61% + Hypothesis 1 62.89% + Hypothesis 2 62.64% + Hypothesis 3 67.24% + Hypothesis 1+2 64.21% + Hypothesis 1+2+3 71.97% Table 6: Impact of New Hypotheses on Forum Data The baseline approach misclassified the first message as "Positive", but correctly classified the other two as "Negative" with high confidence.
the voting approach successfully fixed the sentiment of the first message to "Negative".