@inproceedings{weko_159677_1, author = "Hector,Sandoval and 喜多川,幸子 and 佐藤,美香 and 千種,康民 and 服部,泰造", title = "New Edge Detector For Rotation Invariant Coin Recognition System", booktitle = "第60回全国大会講演論文集", year = "2000", volume = "2000", number = "1", pages = "189--190", month = "mar" }