Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Saito Takeshi,Image binarization method of the hemispherical photography II -with reducing over and under exposure area-,The Japanese Forest Society Congress,,The Japanese Forest Society,2014,125,0,98,https://cir.nii.ac.jp/crid/1390282680685987456,https://doi.org/10.11519/jfsc.125.0_98