activity
20212026
most citedCausality-inspired Single-source Domain Generalization for Medical Image Segmentation

3 citations · 6 across the 8 of their papers we have counts for

collaborators

9 papers

cs.LG2026

Estimating Performance for Safe Deployment of Machine Learning Models

Zeju Li, Konstantinos Kamnitsas, Mobarakol Islam +4

The main challenge in applying deep neural networks to real-world scenarios lies in distributional discrepancies between training and test datasets, often caused by variations in d…

cs.CV2023

Post-Deployment Adaptation with Access to Source Data via Federated Learning and Source-Target Remote Gradient Alignment

Felix Wagner, Zeju Li, Pramit Saha +1

Deployment of Deep Neural Networks in medical imaging is hindered by distribution shift between training data and data processed after deployment, causing performance degradation.…

cs.CV2022

Context Label Learning: Improving Background Class Representations in Semantic Segmentation

Zeju Li, Konstantinos Kamnitsas, Cheng Ouyang +2

Background samples provide key contextual information for segmenting regions of interest (ROIs). However, they always cover a diverse set of structures, causing difficulties for th…

cs.CV2022★ 2 cited

Improved post-hoc probability calibration for out-of-domain MRI segmentation

Cheng Ouyang, Shuo Wang, Chen Chen +4

Probability calibration for deep models is highly desirable in safety-critical applications such as medical imaging. It makes output probabilities of deep networks interpretable, b…

cs.CV2022

Tackling Long-Tailed Category Distribution Under Domain Shifts

Xiao Gu, Yao Guo, Zeju Li +5

Machine learning models fail to perform well on real-world applications when 1) the category distribution P(Y) of the training dataset suffers from long-tailed distribution and 2)…

cs.CV2022

Estimating Model Performance under Domain Shifts with Class-Specific Confidence Scores

Zeju Li, Konstantinos Kamnitsas, Mobarakol Islam +2

Machine learning models are typically deployed in a test setting that differs from the training setting, potentially leading to decreased model performance because of domain shift.…

eess.IV2022

MaxStyle: Adversarial Style Composition for Robust Medical Image Segmentation

Chen Chen, Zeju Li, Cheng Ouyang +3

Convolutional neural networks (CNNs) have achieved remarkable segmentation accuracy on benchmark datasets where training and test sets are from the same domain, yet their performan…

eess.IV2021★ 1 cited

Learn2Reg: comprehensive multi-task medical image registration challenge, dataset and evaluation in the era of deep learning

Alessa Hering, Lasse Hansen, Tony C. W. Mok +50

Image registration is a fundamental medical image analysis task, and a wide variety of approaches have been proposed. However, only a few studies have comprehensively compared medi…

cs.CV2021★ 3 cited

Causality-inspired Single-source Domain Generalization for Medical Image Segmentation

Cheng Ouyang, Chen Chen, Surui Li +4

Deep learning models usually suffer from domain shift issues, where models trained on one source domain do not generalize well to other unseen domains. In this work, we investigate…