Search Results for author: Xiner Li

Found 6 papers, 5 papers with code

Active Test-Time Adaptation: Theoretical Analyses and An Algorithm

2 code implementations7 Apr 2024 Shurui Gui, Xiner Li, Shuiwang Ji

Extensive experimental results confirm consistency with our theoretical analyses and show that the proposed ATTA method yields substantial performance improvements over TTA methods while maintaining efficiency and shares similar effectiveness to the more demanding active domain adaptation (ADA) methods.

Active Learning Learning Theory +1

Graph Structure and Feature Extrapolation for Out-of-Distribution Generalization

no code implementations13 Jun 2023 Xiner Li, Shurui Gui, Youzhi Luo, Shuiwang Ji

Out-of-distribution (OOD) generalization deals with the prevalent learning scenario where test distribution shifts from training distribution.

Data Augmentation Out-of-Distribution Generalization

Joint Learning of Label and Environment Causal Independence for Graph Out-of-Distribution Generalization

2 code implementations NeurIPS 2023 Shurui Gui, Meng Liu, Xiner Li, Youzhi Luo, Shuiwang Ji

In this work, we propose to simultaneously incorporate label and environment causal independence (LECI) to fully make use of label and environment information, thereby addressing the challenges faced by prior methods on identifying causal and invariant subgraphs.

Out-of-Distribution Generalization

GOOD: A Graph Out-of-Distribution Benchmark

1 code implementation16 Jun 2022 Shurui Gui, Xiner Li, Limei Wang, Shuiwang Ji

Our GOOD benchmark is a growing project and expects to expand in both quantity and variety of resources as the area develops.

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