Query processing method based on the compressed index is also discussed.Experimental results indicate that our compressed index can guarantee to obtain complete query results and high efficency.

• 此外，本文还讨论了压缩频率向量上的查询处理技术，实验结果表明这种压缩的索引结构能够保证查询结果的完备性并能有效地提高频率向量的存储和查询效率。