// Computes the intermediate structural similarity between two terms by
// checking for mappings between all their ancestors
private double mapTwoTerms(int sId, int tId) {
if (!source.isClass(sId) || !target.isClass(tId)) return 0.0;
Set<Integer> sourceParents = rels.getSuperClasses(sId, true);
Set<Integer> targetParents = rels.getSuperClasses(tId, true);
double sim = 0.0;
for (Integer i : sourceParents)
for (Integer j : targetParents) sim += input.getSimilarity(i, j);
return sim / Math.min(sourceParents.size(), targetParents.size());
}
/**
* Computes and returns the language setting of the matching problem based on the language overlap
* between the input ontologies
*/
public static LanguageSetting getLanguageSetting() {
Ontology source = AML.getInstance().getSource();
Ontology target = AML.getInstance().getTarget();
HashMap<String, Integer> sLangs = new HashMap<String, Integer>();
int sTotal = 0;
double sMax = 0.0;
String sLang = "";
for (String l : source.getLexicon().getLanguages()) {
if (!l.equals("Formula")) {
int count = source.getLexicon().getLanguageCount(l);
sLangs.put(l, count);
sTotal += count;
if (count > sMax) {
sMax = count;
sLang = l;
}
}
}
sMax /= sTotal;
// Do the same for the target ontology
HashMap<String, Integer> tLangs = new HashMap<String, Integer>();
int tTotal = 0;
double tMax = 0.0;
String tLang = "";
for (String l : target.getLexicon().getLanguages()) {
if (!l.equals("Formula")) {
int count = target.getLexicon().getLanguageCount(l);
tLangs.put(l, count);
tTotal += count;
if (count > tMax) {
tMax = count;
tLang = l;
}
}
}
tMax /= (1.0 * tTotal);
// If both ontologies have the same main language, setting is single language
if (sLang.equals(tLang) && sMax > 0.8 && tMax > 0.8) return SINGLE;
// If the main language of each ontology is not present in the other, setting is translate
else if (!sLangs.containsKey(tLang) && !tLangs.containsKey(sLang)) return TRANSLATE;
// Otherwise, setting is multi-language
else return MULTI;
}
