By Adjusting Keyword Frequency and Separating Keyword into Different Layers to Improve Readability of KeyGraph in Decision Making. - Fang-Cheng Hsu; Yen-Chih Wang (JCIS, 2006)

Small-Signal Model of LLC LED Driver. - Ray-Lee Lin; Yen-Chih Wang; Po-Nien Huang (IAS, 2018)