“The most profound technologies are those that disappear”


Mark Weiser


International Conferences / Journals

A. Ranjan*, D. T. Hoffmann*, D. Tzionas, S. Tang, J. Romero, M. J. Black

"Learning Multi-Human Optical Flow"

IJCV 2020

[pdf] [doi] [bibtex[Project Page]  
* incl. 


M. Hassan, V. Choutas, D. Tzionas, M. J. Black

"Resolving 3D Human Pose Ambiguities with 3D Scene Constraints"

ICCV 2019

[pdf] [suppl] [doi] [bibtex[Project Page]  * incl. data/code


D. T. Hoffmann, D. Tzionas, M. J. Black, S. Tang

"Learning to Train with Synthetic Humans"

GCPR 2019

[pdf] [suppl] [doi] [bibtex[Project Page]  * incl. data/models


Y. Hasson, G. Varol, D. Tzionas, I. Kalevatykh, M. J. Black, I. Laptev, C. Schmid

"Learning joint reconstruction of hands and manipulated objects"

CVPR 2019

[pdf] [suppl] [doi] [bibtex[Project Page]  * incl. data/models


G. Pavlakos*, V. Choutas*, N. Ghorbani, T. Bolkart, A. A. A. Osman, D. Tzionas and M. J. Black

"Expressive Body Capture: 3D Hands, Face, and Body from a Single Image"

CVPR 2019

[pdf] [suppl] [doi] [bibtex[Project Page]  * incl. data/models


J. Romero*, D. Tzionas* and M. J. Black

"Embodied Hands: Modeling and Capturing Hands and Bodies Together"


(*) Equal contribution

[pdf] [doi] [bibtex[Project Page]  * incl. data/models

          ----->   [tmp Project Page]   <-----


D. Tzionas and J. Gall

"Reconstructing Articulated Rigged Models from RGB-D Videos"

European Conf. on Computer Vision Workshops 2016

ECCVw 2016 - Worksh. on Recovering 6D Object Pose 

[pdf] [doi] [bibtex[Project Page]   * includes dataset


D. Tzionas, L. Ballan, A. Srikantha, P. Aponte, M. Pollefeys and J. Gall

"Capturing Hands in Action using Discriminative Salient Points and Physics Simulation"

International Journal of Computer Vision (IJCV 2016)

[pdf] [doi] [bibtex[Project Page]   * includes dataset


D. Tzionas and J. Gall

"3D Object Reconstruction from Hand-Object Interactions"

International Conference on Computer Vision (ICCV 2015)

[pdf] [doi] [bibtex] [Project Page]   * includes dataset


D. Tzionas, A.Srikantha, P.Aponte and J. Gall

"Capturing Hand Motion with an RGB-D Sensor, Fusing a Generative Model with Salient Points"

German Conf. on Pattern Recognition (GCPR 2014)

[pdf] [doi] [bibtex] [Project Page]   * includes dataset


D. Tzionas and J. Gall

"A Comparison of Directional Distances for Hand Pose Estimation"

German Conf. on Pattern Recognition (GCPR 2013)

[pdf] [doi] [bibtex] [Project Page]   * includes dataset

International Conferences (pre-PhD)


D. Tzionas, K. Vrenas, S. Eleftheriadis, S. Georgoulis,P. C. Petrantonakis, and L. J. Hadjileontiadis

"Phantom Limb Pain Management Using Facial Expression Analysis, Biofeedback and Augmented Reality Interfacing"   (DSAI 2010)

[pdf] [proceedings] [bibtex]


S. Georgoulis, S. Eleftheriadis, D. Tzionas, K. Vrenas, P. Petrantonakis, and L. J. Hadjileontiadis

“Epione: An Innovative Pain Management System Using Facial Expression Analysis, Biofeedback and Augmented Reality-Based Distraction”   (INCoS 2010)

[pdf] [doi] [bibtex]



D. Tzionas

"Adaptive algorithms for marker detection in an image: Application in the field of Augmented Reality"

Diploma Thesis (Aristotle University of Thessaloniki)

Supervisor: Prof. Dr. L. J. Hadjileontiadis


D. Tzionas

"Capturing Hand-Object Interaction and Reconstruction of Manipulated Objects"

Ph.D. Thesis (University of Bonn)

Supervisor: Prof. Dr. L. J. Hadjileontiadis