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Fluoroscopic X-ray guidance is a cornerstone for percutaneous orthopaedic surgical procedures. However, two-dimensional observations of the three-dimensional anatomy suffer from the effects of projective simplification. Consequently, many…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Sebastian Andress , Alex Johnson , Mathias Unberath , Alexander Winkler , Kevin Yu , Javad Fotouhi , Simon Weidert , Greg Osgood , Nassir Navab

Capitalizing on image-level pre-trained models for various downstream tasks has recently emerged with promising performance. However, the paradigm of "image pre-training followed by video fine-tuning" for high-dimensional video data…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Shu Yang , Zhiyuan Cai , Luyang Luo , Ning Ma , Shuchang Xu , Hao Chen

Recent progress in material data mining has been driven by high-capacity models trained on large datasets. However, collecting experimental data (real data) has been extremely costly since the amount of human effort and expertise required.…

With introduction of new technologies in the operating room like the da Vinci Surgical System, training surgeons to use them effectively and efficiently is crucial in the delivery of better patient care. Coaching by an expert surgeon is…

Robotics · Computer Science 2020-04-08 Anand Malpani , S. Swaroop Vedula , Henry C. Lin , Gregory D. Hager , Russell H. Taylor

Several studies indicate that deep learning models can learn to detect breast cancer from mammograms (X-ray images of the breasts). However, challenges with overfitting and poor generalisability prevent their routine use in the clinic.…

Image and Video Processing · Electrical Eng. & Systems 2025-02-05 Emir Ahmed , Spencer A. Thomas , Ciaran Bench

Computer-assisted surgery research requires large, deeply annotated video datasets that capture clinical and technical variability. Existing cataract surgery resources lack the diversity and annotation depth required to train generalizable…

Computer-assisted interventions can improve intra-operative guidance, particularly through deep learning methods that harness the spatiotemporal information in surgical videos. However, the severe data imbalance often found in surgical…

Computer Vision and Pattern Recognition · Computer Science 2025-05-16 Danush Kumar Venkatesh , Isabel Funke , Micha Pfeiffer , Fiona Kolbinger , Hanna Maria Schmeiser , Juergen Weitz , Marius Distler , Stefanie Speidel

In cryo-electron microscopy, accurate particle localization and classification are imperative. Recent deep learning solutions, though successful, require extensive training data sets. The protracted generation time of physics-based models,…

Machine Learning · Computer Science 2025-02-20 Pavol Harar , Lukas Herrmann , Philipp Grohs , David Haselbach

Semantic segmentation in surgical videos is a prerequisite for a broad range of applications towards improving surgical outcomes and surgical video analysis. However, semantic segmentation in surgical videos involves many challenges. In…

Image and Video Processing · Electrical Eng. & Systems 2021-09-28 Negin Ghamsarian , Mario Taschwer , Doris Putzgruber-Adamitsch , Stephanie Sarny , Yosuf El-Shabrawi , Klaus Schoeffmann

Synthetic data, an appealing alternative to extensive expert-annotated data for medical image segmentation, consistently fails to improve segmentation performance despite its visual realism. The reason being that synthetic and real medical…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 OFM Riaz Rahman Aranya , Kevin Desai

Image segmentation is an important task in many medical applications. Methods based on convolutional neural networks attain state-of-the-art accuracy; however, they typically rely on supervised training with large labeled datasets. Labeling…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Amy Zhao , Guha Balakrishnan , Frédo Durand , John V. Guttag , Adrian V. Dalca

Our work proposes neural network design choices that set the state-of-the-art on a challenging public benchmark on cataract surgery, CaDIS. Our methodology achieves strong performance across three semantic segmentation tasks with…

Computer Vision and Pattern Recognition · Computer Science 2021-08-16 Theodoros Pissas , Claudio Ravasio , Lyndon Da Cruz , Christos Bergeles

We present an approach to enhancing the realism of synthetic images. The images are enhanced by a convolutional network that leverages intermediate representations produced by conventional rendering pipelines. The network is trained via a…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Stephan R. Richter , Hassan Abu AlHaija , Vladlen Koltun

Deep neural networks produce state-of-the-art results when trained on a large number of labeled examples but tend to overfit when small amounts of labeled examples are used for training. Creating a large number of labeled examples requires…

Computer Vision and Pattern Recognition · Computer Science 2021-09-13 Attaullah Sahito , Eibe Frank , Bernhard Pfahringer

Semi-supervised medical image segmentation has gained growing interest due to its ability to utilize unannotated data. The current state-of-the-art methods mostly rely on pseudo-labeling within a co-training framework. These methods depend…

Image and Video Processing · Electrical Eng. & Systems 2024-05-14 Suruchi Kumari , Pravendra Singh

Semantic segmentation models trained on synthetic data often perform poorly on real-world images due to domain gaps, particularly in adverse conditions where labeled data is scarce. Yet, recent foundation models enable to generate realistic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Estelle Chigot , Dennis G. Wilson , Meriem Ghrib , Thomas Oberlin

Deep learning and reinforcement learning methods have been shown to enable learning of flexible and complex robot controllers. However, the reliance on large amounts of training data often requires data collection to be carried out in…

Robotics · Computer Science 2020-04-02 Zihan Ding , Nathan F. Lepora , Edward Johns

The use of synthetic (or simulated) data for training machine learning models has grown rapidly in recent years. Synthetic data can often be generated much faster and more cheaply than its real-world counterpart. One challenge of using…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Handi Yu , Simiao Ren , Leslie M. Collins , Jordan M. Malof

Surgical scene segmentation is fundamentally crucial for prompting cognitive assistance in robotic surgery. However, pixel-wise annotating surgical video in a frame-by-frame manner is expensive and time consuming. To greatly reduce the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Yang Yu , Zixu Zhao , Yueming Jin , Guangyong Chen , Qi Dou , Pheng-Ann Heng

The amount of surgical data, recorded during video-monitored surgeries, has extremely increased. This paper aims at improving existing solutions for the automated analysis of cataract surgeries in real time. Through the analysis of a video…

Computer Vision and Pattern Recognition · Computer Science 2016-09-20 Hassan Al Hajj , Gwenolé Quellec , Mathieu Lamard , Guy Cazuguel , Béatrice Cochener
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