@inproceedings{oai:ipsj.ixsq.nii.ac.jp:00140529, book = {全国大会講演論文集}, issue = {ネットワーク}, month = {Mar}, pages = {489--490}, publisher = {情報処理学会}, title = {乗車中の電車を即時的に識別する手法}, volume = {第72回}, year = {2010} }