private static int[] getNewSource(boolean isGlue, HyperEdge edge) {
BilingualRule rule = (BilingualRule) edge.getRule();
int[] english = rule.getEnglish();
// if this is a unary abstract rule, just return null
// TODO: except glue rules!
if (english.length == 1 && english[0] < 0 && !isGlue) return null;
int currNT = 1;
int[] result = new int[english.length];
for (int i = 0; i < english.length; i++) {
int curr = english[i];
if (!Vocabulary.nt(curr)) {
result[i] = curr;
} else {
int index = -curr - 1;
int label = getLabelWithSpan(edge.getAntNodes().get(index));
result[i] = label * 2 - currNT;
currNT++;
}
}
// System.err.printf("source: %s\n", result);
return result;
}
public double finalTransitionLogP(HyperEdge edge, int spanStart, int spanEnd, int sentID) {
return finalTransitionLogP(
edge.getAntNodes().get(0), spanStart, spanEnd, edge.getSourcePath(), sentID);
}
public double transitionLogP(HyperEdge edge, int spanStart, int spanEnd, int sentID) {
return transitionLogP(
edge.getRule(), edge.getAntNodes(), spanStart, spanEnd, edge.getSourcePath(), sentID);
}