公开(公告)号：US20240005527A1

公开(公告)日：2024-01-04

申请号：US18253849

申请日：2021-11-26

Applicant: Elekta Limited

Inventor： Kjell Eldered ,  Christopher Knox ,  James Goody

IPC: G06T7/246 ,  G06T7/73 ,  G06T7/00 ,  G06T5/00

CPC classification number: G06T7/248 ,  G06T7/74 ,  G06T7/0002 ,  G06T5/001 ,  G06T2207/30204 ,  G06T2207/10088 ,  A61N5/1077

Abstract: A method of identifying image shift comprises identifying a position of a reference element in a captured image, comparing the identified position with a predetermined expected position, and identifying image shift if the compared positions do not match.