Search Results for author: Zixian Su

Found 5 papers, 3 papers with code

Rethinking Spectral Graph Neural Networks with Spatially Adaptive Filtering

no code implementations17 Jan 2024 Jingwei Guo, Kaizhu Huang, Xinping Yi, Zixian Su, Rui Zhang

Whilst spectral Graph Neural Networks (GNNs) are theoretically well-founded in the spectral domain, their practical reliance on polynomial approximation implies a profound linkage to the spatial domain.

Node Classification

Unraveling Batch Normalization for Realistic Test-Time Adaptation

1 code implementation15 Dec 2023 Zixian Su, Jingwei Guo, Kai Yao, Xi Yang, Qiufeng Wang, Kaizhu Huang

While recent test-time adaptations exhibit efficacy by adjusting batch normalization to narrow domain disparities, their effectiveness diminishes with realistic mini-batches due to inaccurate target estimation.

Test-time Adaptation

Rethinking Data Augmentation for Single-source Domain Generalization in Medical Image Segmentation

1 code implementation27 Nov 2022 Zixian Su, Kai Yao, Xi Yang, Qiufeng Wang, Jie Sun, Kaizhu Huang

Single-source domain generalization (SDG) in medical image segmentation is a challenging yet essential task as domain shifts are quite common among clinical image datasets.

Data Augmentation Domain Generalization +4

Mind The Gap: Alleviating Local Imbalance for Unsupervised Cross-Modality Medical Image Segmentation

no code implementations24 May 2022 Zixian Su, Kai Yao, Xi Yang, Qiufeng Wang, Yuyao Yan, Jie Sun, Kaizhu Huang

This combination of global and local alignment can precisely localize the crucial regions in segmentation target while preserving the overall semantic consistency.

Cardiac Segmentation Disentanglement +4

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