Wu, Ja-LingJa-LingWuHuang, Y.M.Y.M.HuangShiu, J.J.ShiuHsu, S.H.S.H.Hsu2009-04-242018-07-052009-04-242018-07-051988http://ntur.lib.ntu.edu.tw//handle/246246/153014en-USBlock Diagonal Structure in Discrete Transformsconference paper