@inproceedings{weko_133377_1, author = "緑川,茂樹 and 桂井,浩", title = "斜め対称パターンの抽出", booktitle = "全国大会講演論文集", year = "1998", volume = "第56回", number = "人工知能と認知科学", pages = "164--165", month = "mar" }