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Purpose: Advances in deep learning have resulted in effective models for surgical video analysis; however, these models often fail to generalize across medical centers due to domain shift caused by variations in surgical workflow, camera…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Siddhant Satyanaik , Aditya Murali , Deepak Alapatt , Xin Wang , Pietro Mascagni , Nicolas Padoy

Domain generalization (DG) is proposed to deal with the issue of domain shift, which occurs when statistical differences exist between source and target domains. However, most current methods do not account for a common realistic scenario…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Xiran Wang , Jian Zhang , Lei Qi , Yinghuan Shi

Any novel medical imaging modality that differs from previous protocols e.g. in the number of imaging channels, introduces a new domain that is heterogeneous from previous ones. This common medical imaging scenario is rarely considered in…

Image and Video Processing · Electrical Eng. & Systems 2021-09-22 Eleni Chiou , Francesco Giganti , Shonit Punwani , Iasonas Kokkinos , Eleftheria Panagiotaki

We introduce Domain-specific Masks for Generalization, a model for improving both in-domain and out-of-domain generalization performance. For domain generalization, the goal is to learn from a set of source domains to produce a single model…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Prithvijit Chattopadhyay , Yogesh Balaji , Judy Hoffman

Despite significant advances in deep learning, models often struggle to generalize well to new, unseen domains, especially when training data is limited. To address this challenge, we propose a novel approach for distribution-aware latent…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Ran Liu , Sahil Khose , Jingyun Xiao , Lakshmi Sathidevi , Keerthan Ramnath , Zsolt Kira , Eva L. Dyer

To generalize the model trained in source domains to unseen target domains, domain generalization (DG) has recently attracted lots of attention. Since target domains can not be involved in training, overfitting source domains is inevitable.…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Jian Zhang , Lei Qi , Yinghuan Shi , Yang Gao

For medical image analysis, segmentation models trained on one or several domains lack generalization ability to unseen domains due to discrepancies between different data acquisition policies. We argue that the degeneration in segmentation…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Ziqi Zhou , Lei Qi , Yinghuan Shi

Deep learning models exhibit limited generalizability across different domains. Specifically, transferring knowledge from available entangled domain features(source/target domain) and categorical features to new unseen categorical features…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Qingjie Meng , Daniel Rueckert , Bernhard Kainz

We propose Domain-Conditioned Meta-Contrastive Learning, a framework for improving the cross-domain generalization of vision-language models. While contrastive models such as CLIP achieve strong performance through large-scale training,…

Optimization and Control · Mathematics 2026-03-31 Merham Fouladvand , Peuroly Batra

This study focuses on comparing deep learning methods for the segmentation and quantification of uncertainty in prostate segmentation from MRI images. The aim is to improve the workflow of prostate cancer detection and diagnosis. Seven…

Image and Video Processing · Electrical Eng. & Systems 2023-08-10 Pablo Cesar Quihui-Rubio , Daniel Flores-Araiza , Gilberto Ochoa-Ruiz , Miguel Gonzalez-Mendoza , Christian Mata

Domain generalization (DG) aims to help models trained on a set of source domains generalize better on unseen target domains. The performances of current DG methods largely rely on sufficient labeled data, which are usually costly or…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Xingxuan Zhang , Linjun Zhou , Renzhe Xu , Peng Cui , Zheyan Shen , Haoxin Liu

Neural networks often require large amounts of expert annotated data to train. When changes are made in the process of medical imaging, trained networks may not perform as well, and obtaining large amounts of expert annotations for each…

Image and Video Processing · Electrical Eng. & Systems 2021-08-05 Nicolas Ewen , Naimul Khan

Learning models on one labeled dataset that generalize well on another domain is a difficult task, as several shifts might happen between the data domains. This is notably the case for lidar data, for which models can exhibit large…

Computer Vision and Pattern Recognition · Computer Science 2024-06-27 Björn Michele , Alexandre Boulch , Gilles Puy , Tuan-Hung Vu , Renaud Marlet , Nicolas Courty

Semi-supervised learning relaxes the need of large pixel-wise labeled datasets for image segmentation by leveraging unlabeled data. A prominent way to exploit unlabeled data is to regularize model predictions. Since the predictions of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Sukesh Adiga , Jose Dolz , Herve Lombaert

Objective: When training machine learning models, we often assume that the training data and evaluation data are sampled from the same distribution. However, this assumption is violated when the model is evaluated on another unseen but…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Theekshana Dissanayake , Tharindu Fernando , Simon Denman , Houman Ghaemmaghami , Sridha Sridharan , Clinton Fookes

Model generalizability to unseen datasets, concerned with in-the-wild robustness, is less studied for indoor single-image depth prediction. We leverage gradient-based meta-learning for higher generalizability on zero-shot cross-dataset…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Cho-Ying Wu , Yiqi Zhong , Junying Wang , Ulrich Neumann

Deep learning has demonstrated remarkable performance across various tasks in medical imaging. However, these approaches primarily focus on supervised learning, assuming that the training and testing data are drawn from the same…

Image and Video Processing · Electrical Eng. & Systems 2023-08-03 Suruchi Kumari , Pravendra Singh

Deep Learning has thrived on the emergence of biomedical big data. However, medical datasets acquired at different institutions have inherent bias caused by various confounding factors such as operation policies, machine protocols,…

Image and Video Processing · Electrical Eng. & Systems 2019-11-15 Yundong Zhang , Hang Wu , Huiye Liu , Li Tong , May D Wang

Domain shift in the field of histopathological imaging is a common phenomenon due to the intra- and inter-hospital variability of staining and digitization protocols. The implementation of robust models, capable of creating generalized…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Ilán Carretero , Pablo Meseguer , Rocío del Amor , Valery Naranjo

As a subset of machine learning, meta-learning, or learning to learn, aims at improving the model's capabilities by employing prior knowledge and experience. A meta-learning paradigm can appropriately tackle the conventional challenges of…

Machine Learning · Computer Science 2024-08-14 Alireza Rafiei , Ronald Moore , Sina Jahromi , Farshid Hajati , Rishikesan Kamaleswaran