no code implementations • ICCV 2021 • Dominik Rivoir, Micha Pfeiffer, Reuben Docea, Fiona Kolbinger, Carina Riediger, Jürgen Weitz, Stefanie Speidel
However for transfer from simulated to photorealistic sequences, available information on the underlying geometry offers potential for achieving global consistency across views.
2 code implementations • 1 Jul 2020 • Dominik Rivoir, Sebastian Bodenstedt, Isabel Funke, Felix von Bechtolsheim, Marius Distler, Jürgen Weitz, Stefanie Speidel
We propose a novel learning task for anticipation of instrument usage in laparoscopic videos that overcomes these limitations.
1 code implementation • 29 May 2020 • Micha Pfeiffer, Carina Riediger, Stefan Leger, Jens-Peter Kühn, Danilo Seppelt, Ralf-Thorsten Hoffmann, Jürgen Weitz, Stefanie Speidel
In this work, we train a convolutional neural network to perform both the search for surface correspondences as well as the non-rigid registration in one step.
no code implementations • 26 Feb 2020 • Dominik Rivoir, Sebastian Bodenstedt, Felix von Bechtolsheim, Marius Distler, Jürgen Weitz, Stefanie Speidel
Using our unsupervised method as an auxiliary task for RSD training, we outperform other self-supervised methods and are comparable to the supervised state-of-the-art.
1 code implementation • 26 Jul 2019 • Isabel Funke, Sebastian Bodenstedt, Florian Oehme, Felix von Bechtolsheim, Jürgen Weitz, Stefanie Speidel
However, surgical gesture recognition based only on video is a challenging problem that requires effective means to extract both visual and temporal information from the video.
1 code implementation • 5 Jul 2019 • Micha Pfeiffer, Isabel Funke, Maria R. Robu, Sebastian Bodenstedt, Leon Strenger, Sandy Engelhardt, Tobias Roß, Matthew J. Clarkson, Kurinchi Gurusamy, Brian R. Davidson, Lena Maier-Hein, Carina Riediger, Thilo Welsch, Jürgen Weitz, Stefanie Speidel
We show that this data set can be used to train models for the task of liver segmentation of laparoscopic images.
1 code implementation • 6 Mar 2019 • Isabel Funke, Sören Torge Mees, Jürgen Weitz, Stefanie Speidel
In contrast, we investigate a method for automatic, objective skill assessment that requires video data only.
no code implementations • 8 Nov 2018 • Sebastian Bodenstedt, Martin Wagner, Lars Mündermann, Hannes Kenngott, Beat Müller-Stich, Michael Breucha, Sören Torge Mees, Jürgen Weitz, Stefanie Speidel
During laparoscopic interventions, the endoscopic video stream is an ideal source of such information.
no code implementations • 8 Nov 2018 • Sebastian Bodenstedt, Dominik Rivoir, Alexander Jenke, Martin Wagner, Michael Breucha, Beat Müller-Stich, Sören Torge Mees, Jürgen Weitz, Stefanie Speidel
For many applications in the field of computer assisted surgery, such as providing the position of a tumor, specifying the most probable tool required next by the surgeon or determining the remaining duration of surgery, methods for surgical workflow analysis are a prerequisite.
1 code implementation • 18 Jun 2018 • Isabel Funke, Alexander Jenke, Sören Torge Mees, Jürgen Weitz, Stefanie Speidel, Sebastian Bodenstedt
To achieve this, methods for surgical workflow analysis are crucial.