TY - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) A1 - XU Jian-min1,3, CHEN Zhen-ya2, CUI Yan3 T1 - Query expansion method based on the user interest and term relation Y1 - JF - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) JO - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) SP - 49 EP - 53 VL - 46 IS - 5 UR - http://lxbwk.njournal.sdu.edu.cn N1 - ER -