公开(公告)号：US20240242463A1

公开(公告)日：2024-07-18

申请号：US18414938

申请日：2024-01-17

Applicant: CANON KABUSHIKI KAISHA

Inventor： SOTA TORII

IPC: G06V10/25 ,  G06V10/60

CPC classification number: G06V10/25 ,  G06V10/60 ,  G06V2201/07

Abstract: An information processing system using an individual separated compartment for detecting a target through use of the individual separated compartment, the information processing system including: an image acquisition unit configured to acquire an image including, as an object, a plurality of individual separated compartments in which a target is includable, an exclusion region determination unit configured to set, based on the image, a characteristic value for determining an exclusion region to be excluded from among a plurality of regions of the image, and determine the exclusion region based on the characteristic value of the plurality of regions, and a calculation unit configured to calculate information relating to the target from an image of individual separated compartments included in each region for calculation obtained by excluding the exclusion region from the image.

公开(公告)号：US20230309942A1

公开(公告)日：2023-10-05

申请号：US18330115

申请日：2023-06-06

Applicant: CANON KABUSHIKI KAISHA

Inventor： TAKESHI NODA ,  SOTA TORII ,  KATSURO TAKENAKA ,  AKIYA NAKAYAMA ,  DAISUKE SATO ,  HARUKI IWAI

IPC: A61B6/00 ,  G06T7/00

CPC classification number: A61B6/52 ,  A61B6/505 ,  A61B6/4085 ,  A61B6/405 ,  G06T7/0014 ,  G06T2207/10116 ,  G06T2207/30012 ,  G06T2207/10144 ,  G06T2207/20224

Abstract: A radiation imaging apparatus includes: an image obtaining unit configured to obtain image data corresponding to incident radiation; and an image processing unit configured to perform first bone density measurement based on image data obtained by the image obtaining unit with a first exposure field and perform second bone density measurement based on image data obtained by the image obtaining unit with a second exposure field narrower than the first exposure field.