Lee, Ju-HongJu-HongLeePark, SunSunParkAhn, Chan-MinChan-MinAhnKim, DaehoDaehoKimJU-HONG LEE2020-06-112020-06-112009https://scholars.lib.ntu.edu.tw/handle/123456789/498416Automatic generic document summarization based on non-negative matrix factorization.journal article10.1016/j.ipm.2008.06.002https://doi.org/10.1016/j.ipm.2008.06.002