著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Nobuyuki Otsu,A Threshold Selection Method from Gray-Level Histograms,"IEEE Transactions on Systems, Man, and Cybernetics",0018-9472,Institute of Electrical and Electronics Engineers (IEEE),1979-01,9,1,62-66,https://cir.nii.ac.jp/crid/1362544420925419008,https://doi.org/10.1109/tsmc.1979.4310076