public Counter<String> getLogScoreCounter(LocalTrigramContext localTrigramContext) {
int position = localTrigramContext.getPosition();
String word = localTrigramContext.getWords().get(position);
Counter<String> tagCounter = unknownWordTags;
if (wordsToTags.keySet().contains(word)) {
tagCounter = wordsToTags.getCounter(word);
}
Set<String> allowedFollowingTags =
allowedFollowingTags(
tagCounter.keySet(),
localTrigramContext.getPreviousPreviousTag(),
localTrigramContext.getPreviousTag());
Counter<String> logScoreCounter = new Counter<String>();
for (String tag : tagCounter.keySet()) {
double logScore = Math.log(tagCounter.getCount(tag));
if (!restrictTrigrams
|| allowedFollowingTags.isEmpty()
|| allowedFollowingTags.contains(tag)) logScoreCounter.setCount(tag, logScore);
}
return logScoreCounter;
}
