The University of Texas System

Ronald Zhu

Steven J Frank

Amy Liu

Richard Wu

Paul Wisdom

Jinzhong Yang

Apparatus and methods for evaluating the accuracy of deformable image registration (DIR) systems. Certain aspects may include a base and a support member coupled to the base, where the support member is configured to rotate about a first axis with respect to the base. Particular aspects may include a housing coupled to the support member, where the housing is configured to rotate about a second axis with respect to the support member. Specific aspects may include an insert coupled to the housing, where the insert is configured to rotate about a third axis with respect to the housing.

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Bellaire, TX, United States of America

Ronald Zhu