no code implementations • 7 Mar 2024 • Yuli Wu, Julian Wittmann, Peter Walter, Johannes Stegmaier
However, the information transmission between the camera and retinal cells is often limited by the low resolution of the electrode array and the lack of specificity for different ganglion cell types, resulting in suboptimal stimulations.
1 code implementation • 8 Dec 2023 • Reza Azad, Moein Heidary, Kadir Yilmaz, Michael Hüttemann, Sanaz Karimijafarbigloo, Yuli Wu, Anke Schmeink, Dorit Merhof
Semantic image segmentation, the process of classifying each pixel in an image into a particular class, plays an important role in many visual understanding systems.
no code implementations • 9 Nov 2023 • Yuli Wu, Weidong He, Dennis Eschweiler, Ningxin Dou, Zixin Fan, Shengli Mi, Peter Walter, Johannes Stegmaier
Modern biomedical image analysis using deep learning often encounters the challenge of limited annotated data.
no code implementations • 9 Sep 2023 • Long Chen, Weiwen Zhang, Yuli Wu, Martin Strauch, Dorit Merhof
To date, most instance segmentation approaches are based on supervised learning that requires a considerable amount of annotated object contours as training ground truth.
1 code implementation • 9 Sep 2023 • Long Chen, Yuli Wu, Johannes Stegmaier, Dorit Merhof
Designing metrics for evaluating instance segmentation revolves around comprehensively considering object detection and segmentation accuracy.
no code implementations • 7 Feb 2023 • Yuli Wu, Ivan Karetic, Johannes Stegmaier, Peter Walter, Dorit Merhof
The pre-trained retinal implant model is also a U-Net, which is trained to mimic the biomimetic perceptual model implemented in pulse2percept.
1 code implementation • 7 Oct 2022 • Long Chen, Yuli Wu, Dorit Merhof
Instance segmentation aims to delineate each individual object of interest in an image.
2 code implementations • 2 Mar 2022 • Reza Azad, Moein Heidari, Yuli Wu, Dorit Merhof
Then, they emphasize the informative regions while taking into account the long-range contextual dependency derived by the Transformer module.
no code implementations • 8 Dec 2021 • Yuli Wu, Peter Walter, Dorit Merhof
Fovea localization is one of the most popular tasks in ophthalmic medical image analysis, where the coordinates of the center point of the macula lutea, i. e. fovea centralis, should be calculated based on color fundus images.
no code implementations • 28 Jun 2021 • Yuli Wu, Yucheng Hu, Suting Miao
We present an object detection based approach to localize handwritten regions from documents, which initially aims to enhance the anonymization during the data transmission.
no code implementations • 13 Jul 2020 • Yuli Wu, Long Chen, Dorit Merhof
A distance regression module is incorporated into our architecture to generate seeds for fast clustering.