中文
相关论文

相关论文: Fine-Grained Detoxification via Instance-Level Pre…

200 篇论文

Pre-trained language models (PLMs) have attracted enormous attention over the past few years with their unparalleled performances. Meanwhile, the soaring cost to train PLMs as well as their amazing generalizability have jointly contributed…

计算与语言 · 计算机科学 2024-06-10 Tianrong Zhang , Zhaohan Xi , Ting Wang , Prasenjit Mitra , Jinghui Chen

As Large Language Models (LLMs) grow increasingly powerful, ensuring their safety and alignment with human values remains a critical challenge. Ideally, LLMs should provide informative responses while avoiding the disclosure of harmful or…

计算与语言 · 计算机科学 2024-10-04 Lingrui Mei , Shenghua Liu , Yiwei Wang , Baolong Bi , Ruibin Yuan , Xueqi Cheng

The efficacy of large language models (LLMs) is heavily dependent on the quality of the underlying data, particularly within specialized domains. A common challenge when fine-tuning LLMs for domain-specific applications is the potential…

计算与语言 · 计算机科学 2024-03-15 Jianwei Sun , Chaoyang Mei , Linlin Wei , Kaiyu Zheng , Na Liu , Ming Cui , Tianyi Li

Large Language Models (LLMs) have significantly advanced natural language processing (NLP) tasks but also pose ethical and societal risks due to their propensity to generate harmful content. Existing methods have limitations, including the…

计算与语言 · 计算机科学 2025-05-22 Ximing Dong , Dayi Lin , Shaowei Wang , Ahmed E. Hassan

Large language models (LLMs) have shown remarkable performance in natural language processing (NLP) tasks. To comprehend and execute diverse human instructions over image data, instruction-tuned large vision-language models (LVLMs) have…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Lei Wang , Jiabang He , Shenshen Li , Ning Liu , Ee-Peng Lim

The advent of Large Language Models (LLMs) has marked significant achievements in language processing and reasoning capabilities. Despite their advancements, LLMs face vulnerabilities to data poisoning attacks, where the adversary inserts…

Recently, pretrained language models (PLMs) have had exceptional success in language generation. To leverage the rich knowledge encoded by PLMs, a simple yet powerful paradigm is to use prompts in the form of either discrete tokens or…

计算与语言 · 计算机科学 2022-10-04 Tianyi Tang , Junyi Li , Wayne Xin Zhao , Ji-Rong Wen

Taxonomies represent hierarchical relations between entities, frequently applied in various software modeling and natural language processing (NLP) activities. They are typically subject to a set of structural constraints restricting their…

计算与语言 · 计算机科学 2023-09-06 Boqi Chen , Fandi Yi , Dániel Varró

Large language models (LLMs) have shown remarkable performance in various tasks and have been extensively utilized by the public. However, the increasing concerns regarding the misuse of LLMs, such as plagiarism and spamming, have led to…

计算与语言 · 计算机科学 2024-05-16 Ning Lu , Shengcai Liu , Rui He , Qi Wang , Yew-Soon Ong , Ke Tang

Large language models (LLMs) play a crucial role in natural language processing (NLP) tasks, improving the understanding, generation, and manipulation of human language across domains such as translating, summarizing, and classifying text.…

计算与语言 · 计算机科学 2025-03-04 Anna Glazkova , Olga Zakharova

The meanings of words and phrases depend not only on where they are used (contexts) but also on who use them (writers). Pretrained language models (PLMs) are powerful tools for capturing context, but they are typically pretrained and…

计算与语言 · 计算机科学 2023-09-15 Daisuke Oba , Naoki Yoshinaga , Masashi Toyoda

Backdoor data poisoning, inserted within instruction examples used to fine-tune a foundation Large Language Model (LLM) for downstream tasks (\textit{e.g.,} sentiment prediction), is a serious security concern due to the evasive nature of…

密码学与安全 · 计算机科学 2024-08-23 Jayaram Raghuram , George Kesidis , David J. Miller

Large Language Models (LLMs) have become a cornerstone in Natural Language Processing (NLP), achieving impressive performance in text generation. Their token-level representations capture rich, human-aligned semantics. However, pooling…

计算与语言 · 计算机科学 2025-09-25 Benedikt Roth , Stephan Rappensperger , Tianming Qiu , Hamza Imamović , Julian Wörmann , Hao Shen

Language models (LMs) trained on vast quantities of unlabelled data have greatly advanced the field of natural language processing (NLP). In this study, we re-visit the widely accepted notion in NLP that continued pre-training LMs on…

计算与语言 · 计算机科学 2023-10-09 Zhengxiang Shi , Aldo Lipani

Large language models (LLMs) can learn to perform a wide range of natural language tasks from just a handful of in-context examples. However, for generating strings from highly structured languages (e.g., semantic parsing to complex…

计算与语言 · 计算机科学 2023-11-06 Bailin Wang , Zi Wang , Xuezhi Wang , Yuan Cao , Rif A. Saurous , Yoon Kim

Deep learning-based natural language processing (NLP) models, particularly pre-trained language models (PLMs), have been revealed to be vulnerable to adversarial attacks. However, the adversarial examples generated by many mainstream…

计算与语言 · 计算机科学 2023-11-21 Zimu Wang , Wei Wang , Qi Chen , Qiufeng Wang , Anh Nguyen

The widespread dissemination of toxic content on social media poses a serious threat to both online environments and public discourse, highlighting the urgent need for detoxification methods that effectively remove toxicity while preserving…

机器学习 · 计算机科学 2025-07-08 Jing Yu , Yibo Zhao , Jiapeng Zhu , Wenming Shao , Bo Pang , Zhao Zhang , Xiang Li

Vision-Language Models (VLMs), such as CLIP, have demonstrated impressive zero-shot transfer capabilities in image-level visual perception. However, these models have shown limited performance in instance-level tasks that demand precise…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Lingfeng Yang , Yueze Wang , Xiang Li , Xinlong Wang , Jian Yang

Long document retrieval aims to fetch query-relevant documents from a large-scale collection, where knowledge distillation has become de facto to improve a retriever by mimicking a heterogeneous yet powerful cross-encoder. However, in…

信息检索 · 计算机科学 2022-12-21 Yucheng Zhou , Tao Shen , Xiubo Geng , Chongyang Tao , Guodong Long , Can Xu , Daxin Jiang

Deep generative models can create remarkably photorealistic fake images while raising concerns about misinformation and copyright infringement, known as deepfake threats. Deepfake detection technique is developed to distinguish between real…

计算机视觉与模式识别 · 计算机科学 2024-08-22 You-Ming Chang , Chen Yeh , Wei-Chen Chiu , Ning Yu