to summarize, our works make xml document retrieval system more efficient, accurate and practical.
总之,本文的研究成果为建立高效、準确、实用的xml信息检索系统打下了坚实的基础。
in the end, an experiment is carried out with 252 documents chosen from domain information retrieval. a 4-layer tm is created and based on it a document retrieval system is developed.