Ding, J.J.J.J.DingHuang, J.D.J.D.HuangKuo, C.J.C.J.KuoWang, W.F.W.F.Wang2012-12-052018-07-052012-12-052018-07-052008http://ntur.lib.ntu.edu.tw//handle/246246/245282en-USAsymmetric Fourier descriptor for unclosed segment descriptionconference paper