public void retrieveTopics(DepTree tree) {
DepNode node, pred;
SRLInfo info;
String feat;
Prob2dMap pTA, pAT;
for (int i = 1; i < tree.size(); i++) {
node = tree.get(i);
info = node.srlInfo;
if (!node.isPosx("NN.*")) continue;
for (SRLHead head : info.heads) {
pred = tree.get(head.headId);
if ((feat = pred.getFeat("ct")) == null) continue;
pTA = getSubMap(m_ta, feat);
pTA.increment(head.label, node.lemma);
pAT = getSubMap(m_at, feat);
pAT.increment(node.lemma, head.label);
getSubSet(s_verbs, feat).add(pred.lemma);
}
}
}
