Dirk Schäfer

According to our database, Dirk Schäfer authored at least 19 papers between 2004 and 2022.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2022

Accuracy Assessment of Percutaneous Pedicle Screw Placement Using Cone Beam Computed Tomography with Metal Artifact Reduction.

Yann Philippe Charles, Rawan Al Ansari, Arnaud Collinet, Pierre De Marini, Jean Schwartz, Rami Nachabe, Dirk Schäfer, Bernhard Brendel, Afshin Gangi, Roberto Luigi Cazzato

Sensors, 2022

2014

Model based 3D CS-catheter tracking from 2D X-ray projections: Binary versus attenuation models.

Christian Haase, Dirk Schäfer, Olaf Dössel, Michael Grass

Comput. Medical Imaging Graph., 2014

2012

Automated volume of interest delineation and rendering of cone beam CT images in interventional cardiology.

Cristian Lorenz, Dirk Schäfer, Peter Eshuis, John D. Carroll, Michael Grass

Proceedings of the Medical Imaging 2012: Image-Guided Procedures, 2012

Limited Angle C-Arm Tomography and Segmentation for Guidance of Atrial Fibrillation Ablation Procedures.

Dirk Schäfer, Carsten Meyer, Roland Bullens, Axel Saalbach, Peter Eshuis

Proceedings of the Medical Image Computing and Computer-Assisted Intervention - MICCAI 2012, 2012

ECG-gated C-arm computed tomography using L1 regularization.

Cyril Mory, Bo Zhang, Vincent Auvray, Michael Grass, Dirk Schäfer, Françoise Peyrin, Simon Rit, Philippe Douek, Loïc Boussel

Proceedings of the 20th European Signal Processing Conference, 2012

2010

Motion compensated iterative reconstruction of a region of interest in cardiac cone-beam CT.

A. A. Isola, A. Ziegler, Dirk Schäfer, Thomas Köhler, Wiro J. Niessen, Michael Grass

Comput. Medical Imaging Graph., 2010

Optimization of acquisition trajectories for 3D rotational coronary venography.

Jingying Bi, Michael Grass, Dirk Schäfer

Int. J. Comput. Assist. Radiol. Surg., 2010

2009

Directional View Interpolation for Compensation of Sparse Angular Sampling in Cone-Beam CT.

Matthias Bertram, Jens Wiegert, Dirk Schäfer, Til Aach, Georg Rose

IEEE Trans. Medical Imaging, 2009

Automatic generation of 3D coronary artery centerlines using rotational X-ray angiography.

Uwe Jandt, Dirk Schäfer, Michael Grass, Volker Rasche

Medical Image Anal., 2009

Improved vessel enhancement for fully automatic coronary modeling.

Vincent Auvray, Uwe Jandt, Raoul Florent, Dirk Schäfer

Proceedings of the Medical Imaging 2009: Image Processing, 2009

2008

Evaluation of Iterative Sparse Object Reconstruction From Few Projections for 3-D Rotational Coronary Angiography.

Eberhard Hansis, Dirk Schäfer, Olaf Dössel, Michael Grass

IEEE Trans. Medical Imaging, 2008

Automatic optimum phase point selection based on centerline consistency for 3D rotational coronary angiography.

Eberhard Hansis, Dirk Schäfer, Olaf Dössel, Michael Grass

Int. J. Comput. Assist. Radiol. Surg., 2008

2007

Three-dimensional reconstruction of coronary stents in vivo based on motion compensated x-ray angiography.

Dirk Schäfer, Babak Movassaghi, Michael Grass, Gert Schoonenberg, Raoul Florent, Onno Wink, Andrew J. P. Klein, James Y. Chen, Joel A. Garcia, John C. Messenger, John D. Carroll

Proceedings of the Medical Imaging 2007: Visualization and Image-Guided Procedures, 2007

4D coronary artery reconstruction based on retrospectively gated rotational angiography: first in-human results.

Babak Movassaghi, Michael Grass, Dirk Schäfer, Volker Rasche, Onno Wink, Gert Schoonenberg, J. Y. Chen, J. A. Garcia, B. M. Groves, John C. Messenger, John D. Carroll

Proceedings of the Medical Imaging 2007: Visualization and Image-Guided Procedures, 2007

2006

Motion-Compensated and Gated Cone Beam Filtered Back-Projection for 3-D Rotational X-Ray Angiography.

Dirk Schäfer, Jörn Borgert, Volker Rasche, Michael Grass

IEEE Trans. Medical Imaging, 2006

3D Reconstruction of Coronary Stents in Vivo Based on Motion Compensated X-Ray Angiograms.

Babak Movassaghi, Dirk Schäfer, Michael Grass, Volker Rasche, Onno Wink, Joel A. Garcia, James Y. Chen, John C. Messenger, John D. Carroll

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2006

2004

Directional Interpolation of Sparsely Sampled Cone-Beam CT Sinogram Data.

Matthias Bertram, Georg Rose, Dirk Schäfer, Jens Wiegert, Til Aach

Proceedings of the 2004 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2004

3D ROI imaging for cone-beam computed tomography.

Jens Wiegert, Matthias Bertram, Jörg Wulff, Dirk Schäfer, Jürgen Weese, Thomas Netsch, Hermann Schomberg, Georg Rose

Proceedings of the CARS 2004. Computer Assisted Radiology and Surgery. Proceedings of the 18th International Congress and Exhibition, 2004

Motion compensation for cone-beam CT based on 4D motion field of sinogram tracked markers.

Dirk Schäfer, Matthias Bertram, Norbert Conrads, Jens Wiegert, Georg Rose, Volker Rasche

Proceedings of the CARS 2004. Computer Assisted Radiology and Surgery. Proceedings of the 18th International Congress and Exhibition, 2004