matching words/n-gram/hashtag on average)</li>
<li>`Err` is the target error rate for training. (Setting an exceedingly low value can cause the network to overfit, that is, become too specific to the training set)</li>
<li>`Train` is the size of the training set</li>
<li>`It` is the number of iterations over the training set needed to reach the target error rate</li>
<li>`Res` is the success rate on the test set (generally 10% the size of the training set). It's important to remember that the baseline is 0.