Suchergebnisse - three-dimensional image reconstruction algorithms in a cone beam of radiation

An algorithm for reconstruction of three-dimensional images in computed X-ray tomography with a cone irradiation beam von Simonov, E. N., Vinogradov, K. M.

“… An algorithm for the reconstruction of three-dimensional images in X‑ray computed tomography …”
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Development of a cone angle weighted three-dimensional image reconstruction algorithm to reduce cone-beam artefacts von Gomi, T, Koshida, K, Miyati, T

“… Image reconstruction from cone-beam projections collected along a single circular source trajectory is commonly done using the Feldkamp algorithm, which performs well only with a small cone angle …”
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A three-dimensional weighted cone beam filtered backprojection (CB-FBP) algorithm for image reconstruction in volumetric CT under a circular source trajectory von Tang, Xiangyang, Hsieh, Jiang, Hagiwara, Akira, Nilsen, Roy A, Thibault, Jean-Baptiste, Drapkin, Evgeny

“… The original FDK algorithm proposed for cone beam (CB) image reconstruction under a circular source trajectory has been extensively employed in medical and industrial imaging applications …”
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Extending Three‐Dimensional Weighted Cone Beam Filtered Backprojection (CB‐FBP) Algorithm for Image Reconstruction in Volumetric CT at Low Helical Pitches von Tang, Xiangyang, Hsieh, Jiang, Nilsen, Roy A., McOlash, Scott M.

“… A three‐dimensional (3D) weighted helical cone beam filtered backprojection (CB‐FBP) algorithm (namely, original 3D weighted helical CB …”
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A three-dimensional-weighted cone beam filtered backprojection (CB-FBP) algorithm for image reconstruction in volumetric CT-helical scanning von Tang, Xiangyang, Hsieh, Jiang, Nilsen, Roy A, Dutta, Sandeep, Samsonov, Dmitry, Hagiwara, Akira

“… )-weighted cone beam filtered backprojection (CB-FBP) algorithm is proposed for image reconstruction in volumetric CT under helical source trajectory …”
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Accelerated fast iterative shrinkage thresholding algorithms for sparsity-regularized cone-beam CT image reconstruction von Xu, Qiaofeng, Yang, Deshan, Tan, Jun, Sawatzky, Alex, Anastasio, Mark A.

“… Purpose: The development of iterative image reconstruction algorithms for cone-beam computed tomography (CBCT …”
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A BPF-FBP tandem algorithm for image reconstruction in reverse helical cone-beam CT von Cho, Seungryong, Xia, Dan, Pellizzari, Charles A., Pan, Xiaochuan

“… Purpose: Reverse helical cone-beam computed tomography (CBCT) is a scanning configuration for potential applications in image-guided radiation therapy …”
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Low-dose cone-beam CT (LD-CBCT) reconstruction for image-guided radiation therapy (IGRT) by three-dimensional dual-dictionary learning von Song, Ying, Zhang, Weikang, Zhang, Hong, Wang, Qiang, Xiao, Qing, Li, Zhibing, Wei, Xing, Lai, Jialu, Wang, Xuetao, Li, Wan, Zhong, Quan, Gong, Pan, Zhong, Renming, Zhao, Jun

“… Background To develop a low-dose cone beam CT (LD-CBCT) reconstruction method named simultaneous algebraic reconstruction technique and dual-dictionary learning (SART-DDL …”
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A fully three-dimensional reconstruction algorithm with the nonstationary filter for improved single-orbit cone beam SPECT von Cao, Z.J., Tsui, B.M.W.

“… Conventional single-orbit cone beam tomography suffers from incomplete sampling and an inadequate three-dimensional (3D …”
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Fuzzy Visual Hull Algorithm for Three-Dimensional Shape Reconstruction of TKA Implants from X-Ray Cone-Beam Images von Kobashi, Syoji, Shibanuma, Nao, Hata, Yutaka

“… This article proposes a new method of 3-D reconstruction from X-ray cone-beam images. Called a fuzzy visual hull, it introduces fuzzy logic in recognizing X-ray images …”
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SU‐E‐J‐150: Four‐Dimensional Cone‐Beam CT Algorithm by Extraction of Physical and Motion Parameter of Mobile Targets Retrospective to Image Reconstruction with Motion Modeling von Ali, I, Alsbou, N, Ahmad, S

“… Purpose: To develop 4D‐cone‐beam CT (CBCT) algorithm by motion modeling that extracts actual length, CT numbers level and motion amplitude of a mobile target retrospective to image reconstruction by motion modeling. Methods …”
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Cone-Beam Computed Tomography Image Features under Intelligent Three-Dimensional Reconstruction Algorithm in the Evaluation of Intraoperative and Postoperative Curative Effect of Dental Pulp Disease Using Root Canal Therapy von Zhao, Lu, Pan, Jiaxin, Xu, Lingling

“… Objective. The objective of this study was to analyze the application effect of algorithm-based three-dimensional reconstruction of cone-beam computed tomography (CBCT …”
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3D weighting in cone beam image reconstruction algorithms: Ray-driven vs. pixel-driven von Tang, Xiangyang, Nilsen, Roy A., Smolin, Alex, Lifland, Ilya, Samsonov, Dmitry, Taha, Basel

“… A 3D weighting scheme have been proposed previously to reconstruct images at both helical and axial scans in stat-of-the-art volumetric CT scanners for diagnostic imaging …”
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True three-dimensional cone-beam reconstruction (TTCR) algorithm von Lee, S.Z., Ra, J.B., Hilal, S.K., Cho, Z.H.

“… A true three-dimensional cone-beam reconstruction (TTCR) algorithm for direct volume image reconstruction from 2-D cone-beam projections is developed for the complete sphere geometry …”
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True three-dimensional cone-beam reconstruction (TTCR algorithm) von LEE, S. Z, RA, J. B, HILAL, S. K, CHO, Z. H

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Evaluation of three-dimensional iterative image reconstruction in C-arm-based interventional cone-beam CT: A phantom study in comparison with customary reconstruction technique von Suzuki, Shigeru, Katada, Yoshiaki, Takayanagi, Tomoko, Sugawara, Haruto, Ishikawa, Takuya, Yamamoto, Yuzo, Wada, Hiroo

“… ) algorithm for C-arm-based interventional cone-beam computed tomography (CBCT) with that using the customary reconstruction technique to quantify the effect of reconstruction techniques on image …”
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An algorithm to extract three‐dimensional motion by marker tracking in the kV projections from an on‐board imager: four‐dimensional cone‐beam CT and tumor tracking implications von Ali, Imad, Alsbou, Nesreen, Herman, Terence, Ahmad, Salahuddin

“… ‐attached markers from kV cone‐beam projections and reduce image artifact from patient motion in cone …”
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Three-dimensional weighting reconstruction algorithm for circular cone-beam CT under large scan angles von Yang, Ya-Fei, Zhang, Ding-Hua, Huang, Kui-Dong, Yang, Fu-Qiang, Gao, Zong-Zhao

“… ） weighting reconstruction algorithm for cone-beam CT. The 3D weighting function is added in the back-projection process to reduce the axial density drop and improve the accuracy of FDK algorithm …”
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Evaluation of an iterative algorithm for three dimensional X-ray cone beam reconstruction von Donaire, J.G., Roca, J., Garcia, I.

“… This article is concerned with the use of iterative methods for image reconstruction from projections in 3D cone beam emission tomography …”
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Low-dose cone-beam computed tomography reconstruction through a fast three-dimensional compressed sensing method based on the three-dimensional pseudo-polar fourier transform von Teyfouri, N, Rabbani, Hossein, Jabbari, I

“… Background: Reconstruction of high quality two dimensional images from fan beam computed tomography (CT …”
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