PU-JEN CHENGChien, L.-F.L.-F.Chien2018-09-102018-09-102004http://www.scopus.com/inward/record.url?eid=2-s2.0-33744923753&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/309208Effective image annotation for searches using multilevel semanticsjournal article10.1007/s00799-004-0090-z