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Hongling Zheng

4 accepted papers

2026

SRD: Reinforcement-Learned Semantic Perturbation for Backdoor Defense in VLMs

AAAI 2026technical

Visual language models (VLMs) have made significant progress in image captioning tasks, yet recent studies have found they are vulnerable to backdoor attacks. Attackers can inject undetectable perturbations into the data during inference, triggering abnormal behavior and generating malicious caption

Cited by 0SourcePDFScholar
2025

Decision Mixer: Integrating Long-term and Local Dependencies via Dynamic Token Selection for Decision-Making

ICML 2025poster

The Conditional Sequence Modeling (CSM) paradigm, benefiting from the transformer's powerful distribution modeling capabilities, has demonstrated considerable promise in offline Reinforcement Learning (RL) tasks. Depending on the task's nature, it is crucial to carefully balance the interplay betwee…

Cited by 0SourcePDFScholar
2025

Value-Guided Decision Transformer: A Unified Reinforcement Learning Framework for Online and Offline Settings

NeurIPS 2025poster

The Conditional Sequence Modeling (CSM) paradigm, benefiting from the transformer's powerful distribution modeling capabilities, has demonstrated considerable promise in Reinforcement Learning (RL) tasks. However, much of the work has focused on applying CSM to single online or offline settings, wit…

Cited by 0SourceScholar
2024

Decomposed Prompt Decision Transformer for Efficient Unseen Task Generalization

NeurIPS 2024poster

Multi-task offline reinforcement learning aims to develop a unified policy for diverse tasks without requiring real-time interaction with the environment. Recent work explores sequence modeling, leveraging the scalability of the transformer architecture as a foundation for multi-task learning. Given…