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OPHTHALMOLOGIC APPARATUS, PHOTORECEPTOR CELL DETECTION METHOD, AND PROGRAM
专利权人:
CANON INC;キヤノン株式会社
发明人:
YONEZAWA KEIKO,米沢 恵子
申请号:
JP2014254601
公开号:
JP2016112268A
申请日:
2014.12.16
申请国别(地区):
JP
年份:
2016
代理人:
摘要:
PROBLEM TO BE SOLVED: To detect a photoreceptor cell with a high degree of precision.SOLUTION: An ophthalmologic apparatus includes image acquisition means for acquiring a fundus image of an eye to be examined, candidate acquisition means for acquiring a plurality of candidate points of photoreceptor cells from the fundus image based on a luminance value of the fundus image, first acquisition means for acquiring a first feature amount of a first candidate point included in the plurality of candidate points based on a distance between the first candidate point and the second candidate point included in the plurality of candidate points, and determination means for determining whether or not the first candidate point is a point indicative of the photoreceptor cell based on the first feature amount.SELECTED DRAWING: Figure 1【課題】 精度良く視細胞を検出する。【解決手段】 被検眼の眼底画像を取得する画像取得手段と、前記眼底画像の輝度値に基づき、前記眼底画像から複数の視細胞の候補点を取得する候補取得手段と、前記複数の候補点に含まれる第1候補点の第1特徴量を、前記第1候補点と前記複数の候補点に含まれる第2候補点との距離に基づいて取得する第1取得手段と、前記第1特徴量に基づいて前記第1候補点が視細胞を示す点か否かを判定する判定手段と、を備える。【選択図】 図1
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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