中文
相关论文

相关论文: SafeRoPE: Risk-specific Head-wise Embedding Rotati…

200 篇论文

Adversarially perturbed images of text can cause sophisticated OCR systems to produce misleading or incorrect transcriptions from seemingly invisible changes to humans. Some of these perturbations even survive physical capture, posing…

机器学习 · 计算机科学 2025-11-21 Bhagyesh Kumar , A S Aravinthakashan , Akshat Satyanarayan , Ishaan Gakhar , Ujjwal Verma

Text-to-image diffusion models, which are theoretically equivalent to score-based generative models, generate images through a multi-step denoising process guided by text embeddings extracted from pretrained vision-language models such as…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Seung Hyuk Lee , Songkuk Kim

Transformer-based architectures achieve state-of-the-art performance across a wide range of tasks in natural language processing, computer vision, and speech processing. However, their immense capacity often leads to overfitting, especially…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Mirza Samad Ahmed Baig , Syeda Anshrah Gillani , Abdul Akbar Khan , Shahid Munir Shah , Muhammad Omer Khan

In recent years, fueled by the rapid advancement of diffusion models, text-to-video (T2V) generation models have achieved remarkable progress, with notable examples including Pika, Luma, Kling, and Open-Sora. Although these models exhibit…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Jiayang Liu , Siyuan Liang , Shiqian Zhao , Rongcheng Tu , Wenbo Zhou , Aishan Liu , Dacheng Tao , Siew Kei Lam

Recent text-to-image (T2I) models have exhibited remarkable performance in generating high-quality images from text descriptions. However, these models are vulnerable to misuse, particularly generating not-safe-for-work (NSFW) content, such…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Lingzhi Yuan , Xinfeng Li , Chejian Xu , Guanhong Tao , Xiaojun Jia , Yihao Huang , Wei Dong , Yang Liu , Bo Li

Rotary Position Embedding (RoPE) is widely adopted in large language models, but when applied to vision-language models (VLMs) it couples text and image position indices and can introduce spurious cross-modal relative-position bias. We…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Chengcheng Wang , Jianyuan Guo , Hongguang Li , Yuchuan Tian , Ying Nie , Chang Xu , Kai Han

Diffusion transformers (DiTs) struggle to generate images at resolutions higher than their training resolutions. The primary obstacle is that the explicit positional encodings(PE), such as RoPE, need extrapolating to unseen positions which…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Shen Zhang , Siyuan Liang , Yaning Tan , Zhaowei Chen , Linze Li , Ge Wu , Yuhao Chen , Shuheng Li , Zhenyu Zhao , Caihua Chen , Jiajun Liang , Yao Tang

The transformer architecture is central to the success of modern Large Language Models (LLMs), in part due to its surprising ability to perform a wide range of tasks - including mathematical reasoning, memorization, and retrieval - using…

机器学习 · 计算机科学 2025-09-05 Yihe Dong , Lorenzo Noci , Mikhail Khodak , Mufan Li

Mechanistic interpretability improves the safety, reliability, and robustness of large AI models. This study examined individual attention heads in vision transformers (ViTs) fine tuned on distorted 2D spectrogram images containing non…

机器学习 · 计算机科学 2025-03-25 Nooshin Bahador

Transformer encoders are widely deployed in large-scale web services for natural language understanding tasks such as text classification, semantic retrieval, and content ranking. However, their high inference latency and memory consumption…

机器学习 · 计算机科学 2025-12-25 Zeli Su , Ziyin Zhang , Wenzheng Zhang , Zhou Liu , Guixian Xu , Wentao Zhang

Vision-language models remain susceptible to multimodal jailbreaks and over-refusal because safety hinges on both visual evidence and user intent, while many alignment pipelines supervise only the final response. To address this, we present…

机器学习 · 计算机科学 2026-03-04 Zixuan Xu , Tiancheng He , Huahui Yi , Kun Wang , Xi Chen , Gongli Xi , Qiankun Li , Kang Li , Yang Liu , Zhigang Zeng

Fine-tuning large language models (LLMs) on additional datasets is often necessary to optimize them for specific downstream tasks. However, existing safety alignment measures, which restrict harmful behavior during inference, are…

计算与语言 · 计算机科学 2024-10-15 Minjun Zhu , Linyi Yang , Yifan Wei , Ningyu Zhang , Yue Zhang

Text-to-image (T2I) models, such as Stable Diffusion, have exhibited remarkable performance in generating high-quality images from text descriptions in recent years. However, text-to-image models may be tricked into generating…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Xinfeng Li , Yuchen Yang , Jiangyi Deng , Chen Yan , Yanjiao Chen , Xiaoyu Ji , Wenyuan Xu

Multimodal Large Language Models (MLLMs) achieve strong performance through instruction tuning, yet real-world deployment often requires continual capability expansion across sequential tasks. In such scenarios, Multimodal Continual…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Tao Hu , Da-Wei Zhou

Recent progress in image generation models (IGMs) enables high-fidelity content creation but also amplifies risks, including the reproduction of copyrighted content and the generation of offensive content. Image Generation Model Unlearning…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Yong Zou , Haoran Li , Fanxiao Li , Shenyang Wei , Yunyun Dong , Li Tang , Wei Zhou , Renyang Liu

The unlearning problem of deep learning models, once primarily an academic concern, has become a prevalent issue in the industry. The significant advances in text-to-image generation techniques have prompted global discussions on privacy,…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Eric Zhang , Kai Wang , Xingqian Xu , Zhangyang Wang , Humphrey Shi

Bridging the sim2real gap between computationally inexpensive models and complex physical systems remains a central challenge in machine learning applications to engineering problems, particularly in multi-scale settings where reduced-order…

机器学习 · 计算机科学 2026-01-29 Yuxuan Bao , Jan Zajac , Megan Powers , Venkat Raman , J. Nathan Kutz

Current deepfake detection models achieve state-of-the-art performance on pristine academic datasets but suffer severe spatial attention drift under real-world compound degradations, such as blurring and severe lossy compression. To address…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Minh-Khoa Le-Phan , Minh-Hoang Le , Trong-Le Do , Minh-Triet Tran

Current video generation techniques excel at single-shot clips but struggle to produce narrative multi-shot videos, which require flexible shot arrangement, coherent narrative, and controllability beyond text prompts. To tackle these…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Qinghe Wang , Xiaoyu Shi , Baolu Li , Weikang Bian , Quande Liu , Huchuan Lu , Xintao Wang , Pengfei Wan , Kun Gai , Xu Jia

Achieving robust safety alignment in large language models (LLMs) while preserving their utility remains a fundamental challenge. Existing approaches often struggle to balance comprehensive safety with fine-grained controllability at the…

人工智能 · 计算机科学 2025-09-25 Huizhen Shu , Xuying Li , Zhuo Li