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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Yang Lei Yan Zhang |
| Copyright Year | 2013 |
| Description | Author affiliation: Shenzhen Grad. Sch., Harbin Inst. of Technol., Shenzhen, China (Yang Lei; Yan Zhang) |
| Abstract | An accurate two-dimensional-three-dimensional (2D-3D) image registration method is introduced in this paper, which is used in image-guided surgery to detect and correct patient movement during image-guided intervention treatment. In this paper, we decompose a 3D rigid transformation in the 3D patient coordinate into in-plane transformations and out-of-plane rotations in two orthogonal 2D projections, using approximate geometric relationship and the results in the two projections are then combined and converted to a 3D rigid transformation by 2D-3D geometric transformation. In order to ensure accuracy, we propose that using mutual information based on partial volume interpolation as a similarity measure to align Digitally Reconstructed Radiographs(DRRs) from original 3D CT volume and x-ray images. In the refined stage, we use expanded Powell method to search for the refined parameters. Our experiments show that it is feasible of the assessed 2D-3D registration algorithm, since it achieves sub-millimeter accuracy, when modified mutual information and expanded Powell search method are used. |
| Sponsorship | IEEE Beijing Sect. |
| Starting Page | 24 |
| Ending Page | 29 |
| File Size | 173745 |
| Page Count | 6 |
| File Format | |
| e-ISBN | 9781467358873 |
| DOI | 10.1109/ICMIPE.2013.6864496 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2013-10-19 |
| Publisher Place | China |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Image registration Interpolation Expanded Powell method Three-dimensional displays Accuracy Partial volume interpolation X-ray images 2D-3D image registration X-ray imaging Mutual information Biomedical imaging DRRs |
| Content Type | Text |
| Resource Type | Article |
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