public Map<String, Float> getTermAndRank(String content, int size)
    {
        Map<String, Float> map = getTermAndRank(content);
        Map<String, Float> result = top(size, map);

        return result;
    }
public Map < String , Float > getTermAndRank ( String content , int size ) { Map < String , Float > map = getTermAndRank ( content ) ; Map < String , Float > result = top ( size , map ) ; return result ; }
返回分数最高的前size个分词结果和对应的rank

@param content
@param size
@return