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Although Multimodal Large Language Models (MLLMs) have demonstrated promising versatile capabilities, their performance is still inferior to specialized models on downstream tasks, which makes adaptation necessary to enhance their utility.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Yichi Zhang , Yinpeng Dong , Siyuan Zhang , Tianzan Min , Hang Su , Jun Zhu

Fine-tuning pretrained language models (PLMs) on downstream tasks has become common practice in natural language processing. However, most of the PLMs are vulnerable, e.g., they are brittle under adversarial attacks or imbalanced data,…

Computation and Language · Computer Science 2022-05-03 Shoujie Tong , Qingxiu Dong , Damai Dai , Yifan song , Tianyu Liu , Baobao Chang , Zhifang Sui

Pre-trained vision-language models (VLMs) have shown impressive performance on various downstream tasks by utilizing knowledge learned from large data. In general, the performance of VLMs on target tasks can be further improved by prompt…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Eulrang Cho , Jooyeon Kim , Hyunwoo J. Kim

Current disfluency detection methods heavily rely on costly and scarce human-annotated data. To tackle this issue, some approaches employ heuristic or statistical features to generate disfluent sentences, partially improving detection…

Computation and Language · Computer Science 2024-08-07 Zhenrong Cheng , Jiayan Guo , Hao Sun , Yan Zhang

Detecting hate speech and offensive language is essential for maintaining a safe and respectful digital environment. This study examines the limitations of state-of-the-art large language models (LLMs) in identifying offensive content…

Computation and Language · Computer Science 2024-06-19 Yunze Xiao , Yujia Hu , Kenny Tsu Wei Choo , Roy Ka-wei Lee

Toxic content detection is crucial for online services to remove inappropriate content that violates community standards. To automate the detection process, prior works have proposed varieties of machine learning (ML) approaches to train…

Computation and Language · Computer Science 2023-12-14 Jiang Zhang , Qiong Wu , Yiming Xu , Cheng Cao , Zheng Du , Konstantinos Psounis

Textual adversarial examples pose serious threats to the reliability of natural language processing systems. Recent studies suggest that adversarial examples tend to deviate from the underlying manifold of normal texts, whereas pre-trained…

Computation and Language · Computer Science 2025-04-15 Xiaomei Zhang , Zhaoxi Zhang , Yanjun Zhang , Xufei Zheng , Leo Yu Zhang , Shengshan Hu , Shirui Pan

Large Language Models (LLMs) are gaining significant popularity in recent years for specialized tasks using prompts due to their low computational cost. Standard methods like prefix tuning utilize special, modifiable tokens that lack…

Computation and Language · Computer Science 2024-10-14 Nusrat Jahan Prottasha , Asif Mahmud , Md. Shohanur Islam Sobuj , Prakash Bhat , Md Kowsher , Niloofar Yousefi , Ozlem Ozmen Garibay

The biomedical domain has sparked a significant interest in the field of Natural Language Processing (NLP), which has seen substantial advancements with pre-trained language models (PLMs). However, comparing these models has proven…

Previous learning-based vulnerability detection methods relied on either medium-sized pre-trained models or smaller neural networks from scratch. Recent advancements in Large Pre-Trained Language Models (LLMs) have showcased remarkable…

Software Engineering · Computer Science 2024-01-30 Xin Zhou , Ting Zhang , David Lo

Dense retrieval (DR) converts queries and documents into dense embeddings and measures the similarity between queries and documents in vector space. One of the challenges in DR is the lack of domain-specific training data. While DR models…

Information Retrieval · Computer Science 2024-06-18 Zhiyuan Peng , Xuyang Wu , Qifan Wang , Yi Fang

Effectively finetuning pretrained language models (PLMs) is critical for their success in downstream tasks. However, PLMs may have risks in overfitting the pretraining tasks and data, which usually have gap with the target downstream tasks.…

Computation and Language · Computer Science 2022-03-24 Chuhan Wu , Fangzhao Wu , Tao Qi , Yongfeng Huang , Xing Xie

Pre-trained large language models can efficiently interpolate human-written prompts in a natural way. Multitask prompted learning can help generalization through a diverse set of tasks at once, thus enhancing the potential for more…

Computation and Language · Computer Science 2022-12-22 M Saiful Bari , Aston Zhang , Shuai Zheng , Xingjian Shi , Yi Zhu , Shafiq Joty , Mu Li

The rapid advancement in large language models (LLMs) has significantly enhanced their ability to generate coherent and contextually relevant text, raising concerns about the misuse of AI-generated content and making it critical to detect…

Computation and Language · Computer Science 2025-07-15 Pablo Miralles-González , Javier Huertas-Tato , Alejandro Martín , David Camacho

Large Language Models (LLMs) have revolutionized the field of Natural Language Processing (NLP) by automating traditional labor-intensive tasks and consequently accelerated the development of computer-aided applications. As researchers…

Computation and Language · Computer Science 2025-06-24 Summra Saleem , Muhammad Nabeel Asim , Shaista Zulfiqar , Andreas Dengel

The rapidly evolving cloud platforms and the escalating complexity of network traffic demand proper network traffic monitoring and anomaly detection to ensure network security and performance. This paper introduces a large language model…

Networking and Internet Architecture · Computer Science 2025-04-28 Ze Yang , Yihong Jin , Juntian Liu , Xinhe Xu , Yihan Zhang , Shuyang Ji

Masked language modeling (MLM) is one of the key sub-tasks in vision-language pretraining. In the cross-modal setting, tokens in the sentence are masked at random, and the model predicts the masked tokens given the image and the text. In…

Computation and Language · Computer Science 2021-09-07 Yonatan Bitton , Gabriel Stanovsky , Michael Elhadad , Roy Schwartz

Probing Pre-trained Language Models (PLMs) using prompts has indirectly implied that language models (LMs) can be treated as knowledge bases. To this end, this phenomena has been effective especially when these LMs are fine-tuned towards…

Computation and Language · Computer Science 2022-04-08 M. Abaho , D. Bollegala , P. Williamson , S. Dodd

Recent explorations with commercial Large Language Models (LLMs) have shown that non-expert users can jailbreak LLMs by simply manipulating their prompts; resulting in degenerate output behavior, privacy and security breaches, offensive…

Computation and Language · Computer Science 2024-03-28 Abhinav Rao , Sachin Vashistha , Atharva Naik , Somak Aditya , Monojit Choudhury

The rapid development of large language models (LLMs) gives rise to ethical concerns about their performance, while opening new avenues for developing toxic language detection techniques. However, LLMs' unethical output and their capability…

Computation and Language · Computer Science 2025-08-22 Xi Chen , Shuo Wang