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Chuanxing Geng

8 accepted papers

2026

Reflect Then Learn: Active Prompting for Information Extraction Guided by Introspective Confusion

AAAI 2026technical

Large Language Models (LLMs) show remarkable potential for few-shot information extraction (IE), yet their performance is highly sensitive to the choice of in-context examples. Conventional selection strategies often fail to provide informative guidance, as they overlook a key source of model fallib

Cited by 0SourcePDFScholar
2025

DM-POSA: Enhancing Open-World Test-Time Adaptation with Dual-Mode Matching and Prompt-Based Open Set Adaptation

IJCAI 2025

The need to generalize the pre-trained deep learning models to unknown test-time data distributions has spurred research into test-time adaptation (TTA). Existing studies have mainly focused on closed-set TTA with only covariate shifts, while largely overlooking open-set TTA that involves semantic s

Cited by 0SourcePDFScholar
2025

LoD: Loss-difference OOD Detection by Intentionally Label-Noisifying Unlabeled Wild Data

IJCAI 2025

Using unlabeled wild data containing both in-distribution (ID) and out-of-distribution (OOD) data to improve the safety and reliability of models has recently received increasing attention. Existing methods either design customized losses for labeled ID and unlabeled wild data then perform joint opt

2025

Unlocking Better Closed-Set Alignment Based on Neural Collapse for Open-Set Recognition

AAAI 2025technical

In recent Open-set Recognition (OSR) community, a prevailing belief is that enhancing the discriminative boundaries of closed-set classes can improve the robustness of Deep Neural Networks (DNNs) against open data during testing. Typical studies validate this *implicitly* by empirical evidence, with…

Cited by 0SourcePDFScholar
2024

Dynamic against Dynamic: An Open-Set Self-Learning Framework

IJCAI 2024poster

In open set recognition, existing methods generally learn statically fixed decision boundaries to reject unknown classes. Though they have achieved promising results, such decision boundaries are evidently insufficient for universal unknown classes in dynamic and open scenarios as they can potential…

2024

Forgetting, Ignorance or Myopia: Revisiting Key Challenges in Online Continual Learning

NeurIPS 2024poster

Online continual learning (OCL) requires the models to learn from constant, endless streams of data. While significant efforts have been made in this field, most were focused on mitigating the \textit{catastrophic forgetting} issue to achieve better classification ability, at the cost of a much heav…

2023

Beyond Myopia: Learning from Positive and Unlabeled Data through Holistic Predictive Trends

NeurIPS 2023spotlight

Learning binary classifiers from positive and unlabeled data (PUL) is vital in many real-world applications, especially when verifying negative examples is difficult. Despite the impressive empirical performance of recent PUL methods, challenges like accumulated errors and increased estimation bias…