* Returns trimmed form of concept vector
* @param cv
* @return
*/
public IConceptVector getNormalVector(IConceptVector cv, int LIMIT){
IConceptVector cv_normal = new TroveConceptVector( LIMIT);
IConceptIterator it;
if(cv == null)
return null;
it = cv.orderedIterator();
int count = 0;
while(it.next()){
if(count >= LIMIT) break;
cv_normal.set(it.getId(), it.getValue());
count++;
}
return cv_normal;
}