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OFFLINE ANGLE SELECTION IN ROTATIONAL IMAGING AND TRACKING SYSTEMS
专利权人:
Accuray Incorporated
发明人:
Petr Jordan,Andriy Myronenko,Calvin Maurer,Eric Schnarr,Rob O'Connell
申请号:
US16721649
公开号:
US20200121952A1
申请日:
2019.12.19
申请国别(地区):
US
年份:
2020
代理人:
摘要:
A processing device determines a plurality of angles from which tracking images can be generated by an imaging device. The processing device generates a plurality of projections of a treatment planning image of a patient, the treatment planning image comprising a delineated target, wherein each projection of the plurality of projections has an angle that corresponds to one of the plurality of angles from which the tracking images can be taken. The processing device determines, for each angle of the plurality of angles, a value of a tracking quality metric for tracking the target based on an analysis of a projection generated at that angle. The processing device selects a subset of the plurality of angles that have a tracking quality metric value that satisfies a tracking quality metric criterion.
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