Addressing Semantic Drift in Question Generation for Semi-Supervised Question Answering
Table 4: The effect of QAP-based synthetic data filter. We filter out the synthetic data with QAP
['[EMPTY]', 'Filter', 'Data Size', 'EM', 'F1']
In terms of semi-supervised QA, the improvement is relatively smaller, due to the regularization from ground-truth data, but still consistent and stable.