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Dr.-Ing. Kai Ruhl
Researcher, Computer Graphics Lab, TU Braunschweig
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Office Address

Raum G23
Institut für Computergraphik
Mühlenpfordtstraße 23
38106 Braunschweig
phone: +49 531 391 2121
e-mail: kaiatkairuhl.net

I graduated in July 2015. My official webpage is www.kairuhl.net.

Research Interests

Realtime scene recognition and interactive editing, (stereoscopic) free-viewpoint video, SFX in digital cinematography.

Publications

Download bibliography: [bib]

2015

Kai Ruhl, Martin Eisemann, Anna Hilsmann, Peter Eisert, and Marcus Magnor:
"Interactive Scene Flow Editing for Improved Image-based Rendering and Virtual Spacetime Navigation",
in Proc. ACM Multimedia, pp. 631–640, ACM, October 2015.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib] [video] [conference]
Kai Ruhl:
"Interactive Spacetime Reconstruction in Computer Graphics",
Dissertation, TU Braunschweig, July 2015.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib]
Kai Ruhl:
"Stereo 3D and Viewing Experience",
in Marcus Magnor and Oliver Grau and Olga Sorkine-Hornung and Christian Theobalt (Eds.): Digital Representations of the Real World: How to Capture, Model, and Render Visual Reality, CRC Press, ISBN 9781482243819, pp. 281–295, May 2015.
Part of projects "Digital Representations of the Real World" and "Reality CG".
[bib]

2013

Kai Ruhl, Martin Eisemann, and Marcus Magnor:
"Cost Volume-based Interactive Depth Editing in Stereo Post-processing",
in Proc. European Conference on Visual Media Production (CVMP), vol. 10, pp. 1–6, November 2013.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib] [video] [conference]
Rahul Nair, Kai Ruhl, Stephan Meister, Henrik Schäfer, Christoph S. Garbe, Martin Eisemann, Marcus Magnor, and Daniel Kondermann:
"A Survey on Time-of-Flight Stereo Fusion",
in M. Grzegorzek and C. Theobalt and R. Koch and A. Kolb (Eds.): Time-of-Flight and Depth Imaging, Springer, pp. 105–127, September 2013.
Part of project "Reality CG".
[pdf] [bib]
Kai Ruhl, Stephan Wenger, Dennis Franke, Julius Saretzki, and Marcus Magnor:
"Fine-Scale Editing of Continuous Volumes using Adaptive Surfaces",
Poster at VMV, September 2013.
Part of project "Astrophysical Modeling and Visualization".
[pdf] [bib] [video] [poster] [conference]

2012

Kai Ruhl, Felix Klose, Christian Lipski, and Marcus Magnor:
"Integrating Approximate Depth Data into Dense Image Correspondence Estimation",
in Proc. European Conference on Visual Media Production (CVMP), vol. 9, pp. 1–6, December 2012.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib] [video] [conference]
Kai Ruhl, Benjamin Hell, Felix Klose, Christian Lipski, Sören Petersen, and Marcus Magnor:
"Improving Dense Image Correspondence Estimation with Interactive User Guidance",
in Proc. ACM Multimedia, pp. 1129–1132, ACM, October 2012.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib] [video] [conference]
Anita Sellent, Kai Ruhl, and Marcus Magnor:
"A Loop-Consistency Measure for Dense Correspondences in Multi-View Video",
Journal of Image and Vision Computing, vol. 30, no. 9, pp. 641–654, June 2012.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib] [preview]

2011

Felix Klose, Christian Lipski, Kai Ruhl, Benjamin Meyer, and Marcus Magnor:
"A Toolchain for Capturing and Rendering Stereo and Multi-View Datasets",
in Proc. The International Conference on 3D Imaging (IC3D), pp. 1–7, December 2011.
Part of projects "Image-space Editing of 3D Content" and "Reality CG".
[pdf] [bib]
Christian Lipski, Felix Klose, Kai Ruhl, and Marcus Magnor:
"Making of ”Who Cares?” HD Stereoscopic Free Viewpoint Video",
in Proc. European Conference on Visual Media Production (CVMP), vol. 8, pp. 1–10, November 2011.
Part of projects "Image-space Editing of 3D Content", "Reality CG", "Virtual Video Camera", and "Who Cares?".
[pdf] [bib] [making of] [talk]
Kai Berger, Kai Ruhl, Mark Albers, Yannic Schröder, Alexander Scholz, Stefan Guthe, and Marcus Magnor:
"The capturing of turbulent gas flows using multiple Kinects",
in Proc. CDC4CV, November 2011.
ISBN: 978-1-4673-0061-2
Part of projects "Multiple Kinect Studies" and "Physics-based Rendering".
[pdf] [bib]
Yannic Schröder, Alexander Scholz, Kai Berger, Kai Ruhl, Stefan Guthe, and Marcus Magnor:
"Multiple Kinect Studies",
Technical Report no. 09-15, ICG, October 2011.
Part of project "Multiple Kinect Studies".
[pdf] [bib]
Kai Berger, Kai Ruhl, Christian Brümmer, Yannic Schröder, Alexander Scholz, and Marcus Magnor:
"Markerless Motion Capture using multiple Color-Depth Sensors",
in Proc. Vision, Modeling and Visualization (VMV), pp. 317–324, October 2011.
Part of projects "Multiple Kinect Studies" and "Reality CG".
[pdf] [bib]
Felix Klose, Kai Ruhl, Christian Lipski, and Marcus Magnor:
"Flowlab - an interactive tool for editing dense image correspondences",
in Proc. European Conference on Visual Media Production (CVMP), August 2011.
Part of projects "Image-space Editing of 3D Content", "Reality CG", and "Who Cares?".
[pdf] [bib]
Kai Ruhl, Kai Berger, Christian Lipski, Felix Klose, Yannic Schröder, Alexander Scholz, and Marcus Magnor:
"Integrating multiple depth sensors into the virtual video camera",
Poster at Siggraph, August 2011.
SIGGRAPH '11: ACM SIGGRAPH 2011 Posters
Part of projects "Multiple Kinect Studies", "Reality CG", "Virtual Video Camera", and "Who Cares?".
[pdf] [bib]
Felix Klose, Kai Ruhl, Christian Lipski, Christian Linz, and Marcus Magnor:
"Stereoscopic 3D view synthesis from unsynchronized multi-view video",
in Proc. European Signal Processing Conference (EUSIPCO), Barcelona, Spain, pp. 1904–1909, May 2011.
Part of projects "Image-space Editing of 3D Content", "Reality CG", "Virtual Video Camera", and "Who Cares?".
[pdf] [bib]
Christian Lipski, Felix Klose, Kai Ruhl, and Marcus Magnor:
"The virtual video camera: Simplified 3DTV acquisition and processing",
in Proc. 3DTV-CON, Antalya , pp. 1–4, IEEE Computer Society, May 2011.
Part of projects "Image-space Editing of 3D Content", "Reality CG", and "Virtual Video Camera".
[pdf] [bib]

Teaching

2015 (summer) Supervision of seminar talk "Local Layering for Joint Motion Estimation and Occlusion Detection"
2014 (winter) Computer Graphics 1, Bachelor course
Supervision of seminar talk "Piecewise rigid scene flow"
(summer) Supervision of seminar talk "Accurate Binary Image Selection from Inaccurate User Input"
2013 (winter) Computer Graphics 1, Bachelor course
(summer) Supervision of seminar talk "A Duality Based Approach for Realtime TV-L1 Optical Flow"
2012 (winter) Computer Graphics 1, Bachelor course
Supervision of seminar talk "DTAM: Dense Tracking and Mapping in Real-Time"
(summer) Supervision of Bachelor thesis "3D Reconstruction of Coronal Mass Ejections, Solar Flares and Effects"
Supervision of Bachelor thesis "Volume modeling and editing in Blender"
Supervision of seminar talk "Modeling Temporal Coherence for Optical Flow"
2011 (winter) Teamproject "The Calibration Game", Bachelor course
Supervision of seminar talk "Depixelizing Pixel Art"
(summer) Software engineering lab "Flying with the Kinect", Bachelor course
Supervision of seminar talk "Apparent Display Resolution Enhancement for Moving Images"

Curriculum Vitae

2010 Ph.D. student with TU Braunschweig, supervisor Prof. Dr.-Ing. Marcus Magnor
2002 Software engineer with etamax space GmbH
2001 Diplom-Informatiker from TU Braunschweig

Line
TU Braunschweig - Fakultät für Mathematik und Informatik - Computer Graphics - Team - Dr.-Ing. Kai Ruhl