Legal Question Answering using Ranking SVM and Deep Convolutional Neural Network
Table 5: IR results with various methods in COLIEE 2016.
['[BOLD] Method', '[BOLD] F1-score']
In other words, an article could refer to the whole other articles or to their paragraphs. In our experiment, however, we found that this approach makes the system confused to rank articles and leads to worse performance. Because of that, we ignored the reference and only took into account individual articles themselves.