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Unsupervised Anomaly Detection has become a popular method to detect pathologies in medical images as it does not require supervision or labels for training. Most commonly, the anomaly detection model generates a "normal" version of an…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Felix Meissen , Johannes Paetzold , Georgios Kaissis , Daniel Rueckert

The joint-embedding predictive architecture (JEPA) recently has shown impressive results in extracting visual representations from unlabeled imagery under a masking strategy. However, we reveal its disadvantages, notably its insufficient…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Shentong Mo , Sukmin Yun

Machine learning models have utilized semantic features, deep features, or both to assess lung nodule malignancy. However, their reliance on manual annotation during inference, limited interpretability, and sensitivity to imaging variations…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Luoting Zhuang , Seyed Mohammad Hossein Tabatabaei , Ramin Salehi-Rad , Linh M. Tran , Denise R. Aberle , Ashley E. Prosper , William Hsu

Progress in anatomical 3D shape classification is limited by the complexity of mesh data and the lack of standardized benchmarks, highlighting the need for robust learning methods and reproducible evaluation. We introduce two key steps…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Tomáš Krsička , Tibor Kubík

Existing semi-supervised medical segmentation co-learning frameworks have realized that model performance can be diminished by the biases in model recognition caused by low-quality pseudo-labels. Due to the averaging nature of their…

Image and Video Processing · Electrical Eng. & Systems 2025-05-20 Yuanpeng He , Yali Bi , Lijian Li , Chi-Man Pun , Wenpin Jiao , Zhi Jin

Trajectory similarity computation is an essential technique for analyzing moving patterns of spatial data across various applications such as traffic management, wildlife tracking, and location-based services. Modern methods often apply…

Machine Learning · Computer Science 2024-06-21 Lihuan Li , Hao Xue , Yang Song , Flora Salim

We investigate how both the adaptation of a generic foundation model via transfer learning and the integration of complementary modalities from the operating room (OR) can support surgical data science. To this end, we use V-JEPA as the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Simon Pezold , Jérôme A. Kurylec , Jan S. Liechti , Beat P. Müller , Joël L. Lavanchy

The proliferation of early diagnostic technologies, including self-monitoring systems and wearables, coupled with the application of these technologies on large segments of healthy populations may significantly aggravate the problem of…

Machine Learning · Computer Science 2021-07-23 Anna Fedyukova , Douglas Pires , Daniel Capurro

Thyroid nodule classification using ultrasound imaging is essential for early diagnosis and clinical decision-making; however, despite promising performance on in-distribution data, existing deep learning methods often exhibit limited…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Yangmei Chen , Zhongyuan Zhang , Xikun Zhang , Xinyu Hao , Mingliang Hou , Renqiang Luo , Ziqi Xu

Thyroid nodule classification and segmentation in ultrasound images are crucial for computer-aided diagnosis; however, they face limitations owing to insufficient labeled data. In this study, we proposed a multi-view contrastive…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Jian Wang , Xin Yang , Xiaohong Jia , Wufeng Xue , Rusi Chen , Yanlin Chen , Xiliang Zhu , Lian Liu , Yan Cao , Jianqiao Zhou , Dong Ni , Ning Gu

Recently, deep neural networks have greatly advanced histopathology image segmentation but usually require abundant annotated data. However, due to the gigapixel scale of whole slide images and pathologists' heavy daily workload, obtaining…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Wentao Pan , Jiangpeng Yan , Hanbo Chen , Jiawei Yang , Zhe Xu , Xiu Li , Jianhua Yao

Self-supervised learning has become a popular way to pretrain a deep learning model and then transfer it to perform downstream tasks. However, most of these methods are developed on large-scale image datasets that contain natural objects…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Kevin Van Vorst , Li Shen

The matching of 3D shapes has been extensively studied for shapes represented as surface meshes, as well as for shapes represented as point clouds. While point clouds are a common representation of raw real-world 3D data (e.g. from laser…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Dongliang Cao , Florian Bernard

Pulmonary lobe segmentation is an important preprocessing task for the analysis of lung diseases. Traditional methods relying on fissure detection or other anatomical features, such as the distribution of pulmonary vessels and airways,…

Image and Video Processing · Electrical Eng. & Systems 2021-04-23 Jingnan Jia , Zhiwei Zhai , M. Els Bakker , I. Hernandez Giron , Marius Staring , Berend C. Stoel

Inspired by the success of generative pretraining in natural language, we ask whether the same principles can yield strong self-supervised visual learners. Instead of training models to output features for downstream use, we train them to…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Sihan Xu , Ziqiao Ma , Wenhao Chai , Xuweiyi Chen , Weiyang Jin , Joyce Chai , Saining Xie , Stella X. Yu

Joint Embedding Predictive Architectures (JEPA) are a novel self supervised training technique that have shown recent promise across domains. We introduce BERT-JEPA (BEPA), a training paradigm that adds a JEPA training objective to…

Computation and Language · Computer Science 2026-01-05 Taj Gillin , Adam Lalani , Kenneth Zhang , Marcel Mateos Salles

We introduce a new dataset, MELINDA, for Multimodal biomEdicaL experImeNt methoD clAssification. The dataset is collected in a fully automated distant supervision manner, where the labels are obtained from an existing curated database, and…

Computation and Language · Computer Science 2020-12-18 Te-Lin Wu , Shikhar Singh , Sayan Paul , Gully Burns , Nanyun Peng

EEG signals capture brain activity with high temporal and low spatial resolution, supporting applications such as neurological diagnosis, cognitive monitoring, and brain-computer interfaces. However, effective analysis is hindered by…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Amirabbas Hojjati , Lu Li , Ibrahim Hameed , Anis Yazidi , Pedro G. Lind , Rabindra Khadka

Accurate survival prediction is critical in oncology for prognosis and treatment planning. Traditional approaches often rely on a single data modality, limiting their ability to capture the complexity of tumor biology. To address this…

Machine Learning · Computer Science 2025-07-11 Alba Garrido , Alejandro Almodóvar , Patricia A. Apellániz , Juan Parras , Santiago Zazo

Semi-supervised learning has been employed to alleviate the need for extensive labeled data for histopathology image segmentation, but existing methods struggle with noisy pseudo-labels due to ambiguous gland boundaries and morphological…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Nguyen Lan Vi Vu , Thanh-Huy Nguyen , Thien Nguyen , Daisuke Kihara , Tianyang Wang , Xingjian Li , Min Xu