I-LIANG CHERN2018-09-102018-09-102005http://www.scopus.com/inward/record.url?eid=2-s2.0-13244283134&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/313693[SDGs]SDG16An asymmetric subspace watermarking method for copyright protectionjournal article10.1109/TSP.2004.839921