public ArrayList<String> getRankedQueriesFormula2(String originalQuery) {
ArrayList<String> rankedList = new ArrayList<String>();
GoogleSearch originalGs = new GoogleSearch(originalQuery);
ArrayList<String> originalResults = originalGs.getTopK();
for (int i = 0; i < gsList.size(); i++) {
int score = gsList.get(i).getTotalResults();
int matches = 0;
int matchRankSum = 0;
ArrayList<String> reformulatedResults = gsList.get(i).getTopK();
for (int j = 0; j < reformulatedResults.size(); j++) {
for (int k = 0; k < originalResults.size(); k++) {
if (reformulatedResults.get(j).equals(originalResults.get(k))) {
matches++;
// rank is set as 0, 1, ..., k-1
// so if total results = 10 and there is a match in the last document,
// then matchRankSum += 1
matchRankSum += originalResults.size() - k;
}
}
}
if (matches == 0) score = 0;
else score *= 1.0 / matches * matchRankSum;
gsList.get(i).setScore(score);
}
Collections.sort(gsList);
for (int i = 0; i < gsList.size(); i++) {
rankedList.add(gsList.get(i).getQuery());
}
return rankedList;
}
/** @return the base url for searches. */
public String getSearchBaseUrl() {
return mContext
.getResources()
.getString(
R.string.google_search_base_pattern,
getSearchDomain(),
GoogleSearch.getLanguage(Locale.getDefault()));
}
