public void run(Sentence source, Sentence target) {
float sourceCount;
float targetCount;
if (!source.isSet("count_:")) {
sourceCount = source.countChar(':');
} else {
sourceCount = (Integer) source.getValue("count_:");
}
if (!target.isSet("count_:")) {
targetCount = target.countChar(':');
} else {
targetCount = (Integer) target.getValue("count_:");
}
float noTokensSource = 1;
float noTokensTarget = 1;
if (source.isSet("noTokens")) {
noTokensSource = source.getNoTokens();
}
if (target.isSet("noTokens")) {
noTokensTarget = target.getNoTokens();
}
setValue(Math.abs(sourceCount - targetCount) / noTokensTarget);
}
/* (non-Javadoc)
* @see wlv.mt.features.impl.Feature#run(wlv.mt.features.util.Sentence, wlv.mt.features.util.Sentence)
*/
@Override
public void run(Sentence source, Sentence target) {
// TODO Auto-generated method stub
ArrayList<String> ngrams = source.getNGrams(size);
Iterator<String> it = ngrams.iterator();
String ngram;
int count = 0;
int freq;
int totalFreq = 0;
int cutOff = LanguageModel.getCutOff(size, quart);
while (it.hasNext()) {
ngram = it.next();
freq = LanguageModel.getFreq(ngram, size);
if (freq <= cutOff && freq > 0) {
count++;
}
}
if (count == 0) {
setValue(0);
} else {
setValue((float) count / ngrams.size());
}
}
/* (non-Javadoc)
* @see wlv.mt.features.impl.Feature#run(wlv.mt.features.util.Sentence, wlv.mt.features.util.Sentence)
*/
@Override
public void run(Sentence source, Sentence target) {
// TODO Auto-generated method stub
float value = (Float) source.getValue("1_nb_ppl");
setValue(value);
}