Title:
画像処理装置及び画像処理方法
Document Type and Number:
Japanese Patent JP6516597
Kind Code:
B2
Abstract:
An image processing apparatus includes a processing unit configured to perform, on a luminance distribution acquired in at least one direction crossing a vessel region in a fundus image of a subject's eye, a first smoothing operation for each first size and a second smoothing operation for each second size smaller than the first size; a first identifying unit configured to identify a position of a vascular wall in the fundus image on the basis of the luminance distribution obtained by performing the first smoothing operation; and a second identifying unit configured to identify positions of inner and outer boundaries of the vascular wall in the fundus image on the basis of the luminance distribution obtained by performing the second smoothing operation.
Inventors:
Hiroyuki Imamura
Application Number:
JP2015136387A
Publication Date:
May 22, 2019
Filing Date:
July 07, 2015
Export Citation:
Assignee:
Canon Inc
International Classes:
A61B3/10
Domestic Patent References:
| JP2005013324A | ||||
| JP3063030A | ||||
| JP6054810A |
Foreign References:
| WO2006057304A1 |
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa
Sogo Kuroiwa