Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takashi Toriu and Takahiro Nishida,A method for affine invariant curve smoothing,SPIE Proceedings,0277-786X,SPIE,2014-01-10,9069,,90690S,https://cir.nii.ac.jp/crid/1871709542528448768,https://doi.org/10.1117/12.2050235