RT Journal T1 Text topic mining of archives research based on SVD A1 FENG Guo-he, WANG Dan-di, LI Mei-chan PB JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) FD 2016-01-16 YR 2016 JF JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) JO JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) VO 51 IS 1 SP 95 DO 10.6040/j.issn.1671-9352.1.2015.C03 K1 term-document matrix;singular value decomposition;weight design;archives project;topic mining LK {http://lxbwk.njournal.sdu.edu.cn/EN/article/article_2790.shtml}