no code implementations • 24 Aug 2023 • Tobias Koch, Christian Riess, Thomas Köhler
To mitigate dependency on extensive and costly background datasets, we explore mixup as an off-the-shelf data generation technique.
1 code implementation • 30 May 2022 • Tobias Koch, Felix Liebezeit, Christian Riess, Vincent Christlein, Thomas Köhler
One particular machine learning problem in dynamic environments is open world recognition.
no code implementations • 10 Nov 2020 • Mathis Hoffmann, Thomas Köhler, Bernd Doll, Frank Schebesch, Florian Talkenberg, Ian Marius Peters, Christoph J. Brabec, Andreas Maier, Vincent Christlein
Visual inspection of solar modules is an important monitoring facility in photovoltaic power plants.
no code implementations • 12 Nov 2019 • Prashant Chaudhari, Franziska Schirrmacher, Andreas Maier, Christian Riess, Thomas Köhler
As such, it is end-to-end trainable, circumvents the use of hand-crafted and potentially complex algorithms, and mitigates error propagation.
no code implementations • 21 Dec 2018 • Thomas Köhler
The optical resolution of a digital camera is one of its most crucial parameters with broad relevance for consumer electronics, surveillance systems, remote sensing, or medical imaging.
no code implementations • 17 Sep 2018 • Thomas Köhler, Michel Bätz, Farzad Naderi, André Kaup, Andreas Maier, Christian Riess
One interesting result is that top-performing methods on simulated data may be surpassed by others on real data.
1 code implementation • 15 Feb 2018 • Aline Sindel, Katharina Breininger, Johannes Käßer, Andreas Hess, Andreas Maier, Thomas Köhler
We customize features suitable for volumetric MRI to train the random forest and propose a median tree ensemble for robust regression.
no code implementations • 12 Feb 2018 • Franziska Schirrmacher, Thomas Köhler, Tobias Lindenberger, Lennart Husvogt, Jürgen Endres, James G. Fujimoto, Joachim Hornegger, Arnd Dörfler, Philip Hoelter, Andreas K. Maier
For the purpose of denoising, we propose a variational framework based on the QuaSI prior and a Huber data fidelity model that can handle 3-D and 3-D+t data.
no code implementations • 8 Sep 2017 • Thomas Köhler, Michel Bätz, Farzad Naderi, André Kaup, Andreas K. Maier, Christian Riess
Therefore, current studies are either evaluated 1) on simulated data or 2) on real data without a pixel-wise ground truth.
no code implementations • 8 Mar 2017 • Franziska Schirrmacher, Thomas Köhler, Lennart Husvogt, James G. Fujimoto, Joachim Hornegger, Andreas K. Maier
Optical coherence tomography (OCT) enables high-resolution and non-invasive 3D imaging of the human retina but is inherently impaired by speckle noise.
no code implementations • 6 Sep 2016 • Cosmin Bercea, Andreas Maier, Thomas Köhler
Motion estimation across low-resolution frames and the reconstruction of high-resolution images are two coupled subproblems of multi-frame super-resolution.
no code implementations • 10 Feb 2016 • Thomas Köhler, Axel Heinrich, Andreas Maier, Joachim Hornegger, Ralf P. Tornow
The acquisition of high-resolution retinal fundus images with a large field of view (FOV) is challenging due to technological, physiological and economic reasons.