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Saleh Alharbi

3 accepted papers

2025

Learning to Watermark: A Selective Watermarking Framework for Large Language Models via Multi-Objective Optimization

NeurIPS 2025poster

The rapid development of LLMs has raised concerns about their potential misuse, leading to various watermarking schemes that typically offer high detectability. However, existing watermarking techniques often face trade-off between watermark detectability and generated text quality. In this paper,…

Cited by 0SourcecodeScholar
2025

Multi-Modality Expansion and Retention for LLMs through Parameter Merging and Decoupling

ACL 2025long

Fine-tuning Large Language Models (LLMs) with multimodal encoders on modality-specific data expands the modalities that LLMs can handle, leading to the formation of Multimodal LLMs (MLLMs). However, this paradigm heavily relies on resource-intensive and inflexible fine-tuning from scratch with new m…

Cited by 0SourcePDFScholar
2025

Safety Alignment via Constrained Knowledge Unlearning

ACL 2025long

Despite significant progress in safety alignment, large language models (LLMs) remain susceptible to jailbreak attacks. Existing defense mechanisms have not fully deleted harmful knowledge in LLMs, which allows such attacks to bypass safeguards and produce harmful outputs. To address this challenge,…