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Dulan Zhou

3 accepted papers

2026

Perturbing to Preserve: Defending Fragile Knowledge in Online Continual Learning

AAAI 2026technical

Online continual learning requires models to learn from non‑stationary data streams while retaining prior knowledge. We identify an overlooked phenomenon—knowledge fragility—where correctly learned instances are rapidly forgotten after minor parameter updates. Our analysis attributes this fragility

Cited by 0SourcePDFScholar
2025

Knowledge Memorization and Rumination for Pre-trained Model-based Class-Incremental Learning

CVPR 2025poster

Class-Incremental Learning (CIL) enables models to continuously learn new classes while mitigating catastrophic forgetting. Recently, Pre-Trained Models (PTMs) have greatly enhanced CIL performance, even when fine-tuning is limited to the first task. This advantage is particularly beneficial for CIL…

2025

Maintaining Fairness in Logit-based Knowledge Distillation for Class-Incremental Learning

AAAI 2025technical

Logit-based knowledge distillation (KD) is commonly used to mitigate catastrophic forgetting in class-incremental learning (CIL) caused by data distribution shifts. However, the strict match of logit values between student and teacher models conflicts with the cross-entropy (CE) loss objective of le…