/**
* Method for calculating the Vector representation of the query using different schemes.
*
* @param cnt : counter indicating the query number
*/
public void computeQueryVector(int cnt) {
int collectionSize = 0, queryLenSum = 0, querySize = 0, queryLen = 0;
double queryAverage = 0;
// ArrayList<Double>W1Vector=new ArrayList<>();
// ArrayList<Double>W2Vector=new ArrayList<>();
/* Calculating the total query size */
collectionSize = queryMap.size();
/* Calculating average Query Length */
queryAverage = computeAverageQueryLength(collectionSize);
TreeMap<String, Integer> currentQueryMap = queryMap.get(cnt);
/* Calculating query length */
for (int len : currentQueryMap.values()) {
queryLen += len;
}
for (String term : currentQueryMap.keySet()) {
int qTF = currentQueryMap.get(term);
int qMaxTF = computeQueryMaxTF(currentQueryMap);
int qDF = computeQueryDF(term);
double W1 = computeVectorByW1(qTF, qMaxTF, qDF, collectionSize);
double W2 = computeVectorByW2(qTF, queryLen, queryAverage, qDF, collectionSize);
populateW1QueryVector(term, W1, cnt);
populateW2QueryVector(term, W2, cnt);
}
/*
* for (QueryWrapper qwrapper : queryMap.values()) { queryLenSum =
* queryLenSum + qwrapper.queryLength; }
*/
/* Calculating the average query length */
// queryAverage = (queryLenSum / collectionSize);
/*
* QueryWrapper qwrap = queryMap.get(cnt);
*
* for(String qTerm : qwrap.perQueryTFMap.keySet()) { IndexWrapper
* iwrapper = indexMap.get(qTerm); if (iwrapper != null) { int DF =
* iwrapper.documentFrequency; int TF = qwrap.perQueryTFMap.get(qTerm);
* int maxTF = qwrap.queryMaxTf; int queryLen = qwrap.queryLength;
* double W1 = computeVectorByW1(TF, maxTF, DF, collectionSize); double
* W2 = computeVectorByW2(TF,queryLen, queryAverage, DF,
* collectionSize); W1Vector.add(W1); W2Vector.add(W2);
* W1QueryVectorMap.put(cnt,W1Vector);
* W2QueryVectorMap.put(cnt,W2Vector); } }
*
* System.out.println("\nQuery : " + cnt); for(Entry<Integer,
* ArrayList<Double>> entry:W1QueryVectorMap.entrySet()){
* System.out.println(entry.getValue()); }
*/
System.out.println("\nQuery:" + cnt);
for (Entry<Integer, HashMap<String, Double>> entry : W1QueryVectorMap.entrySet()) {
HashMap<String, Double> currentMap = entry.getValue();
for (Entry<String, Double> currEntry : currentMap.entrySet()) {
System.out.println("[" + currEntry.getValue() + "]");
}
}
}
