3d freehand ultrasound reconstruction by reference-based point cloud registration

Published: 01 Jan 2025, Last Modified: 02 Nov 2025Int. J. Comput. Assist. Radiol. Surg. 2025EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: This study aims to address the challenging estimation of trajectories from freehand ultrasound examinations by means of registration of automatically generated surface points. Current approaches to inter-sweep point cloud registration can be improved by incorporating heatmap predictions, but practical challenges such as label-sparsity or only partially overlapping coverage of target structures arise when applying realistic examination conditions.
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