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相关论文: Safe-CLIP: Removing NSFW Concepts from Vision-and-…

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CLIP achieves strong zero-shot image-text retrieval by aligning global vision and text representations, yet it falls behind on fine-grained tasks even when fine-tuned on long, detailed captions. In this work, we propose $\beta$-CLIP, a…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Fatimah Zohra , Chen Zhao , Hani Itani , Bernard Ghanem

Contrastive Language-Image Pretraining (CLIP) is widely used to train models to align images and texts in a common embedding space by mapping them to fixed-sized vectors. These models are key to multimodal information retrieval and related…

Understanding what constitutes safe text is an important issue in natural language processing and can often prevent the deployment of models deemed harmful and unsafe. One such type of safety that has been scarcely studied is commonsense…

计算与语言 · 计算机科学 2022-10-19 Sharon Levy , Emily Allaway , Melanie Subbiah , Lydia Chilton , Desmond Patton , Kathleen McKeown , William Yang Wang

Recent advances in diffusion models have significantly enhanced their ability to generate high-quality images and videos, but they have also increased the risk of producing unsafe content. Existing unlearning/editing-based methods for safe…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Jaehong Yoon , Shoubin Yu , Vaidehi Patil , Huaxiu Yao , Mohit Bansal

Significant progress has been achieved on the improvement and downstream usages of the Contrastive Language-Image Pre-training (CLIP) vision-language model, while less attention is paid to the interpretation of CLIP. We propose a…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Chenyang Zhao , Kun Wang , Janet H. Hsiao , Antoni B. Chan

Text-to-image (T2I) diffusion models have the ability to build high-quality pictures from text prompts, but they pose safety concerns because they can generate offensive or disturbing imagery when provided with harmful inputs. Existing…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Chi Zhang , Changjia Zhu , Xiaowen Li , Yao Liu , Zhuo Lu

Contrastive language image pretraining (CLIP) is a standard method for training vision-language models. While CLIP is scalable, promptable, and robust to distribution shifts on image classification tasks, it lacks object localization…

Vision-language models (VLMs), such as CLIP, have gained popularity for their strong open vocabulary classification performance, but they are prone to assigning high confidence scores to misclassifications, limiting their reliability in…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Zhenxiang Lin , Maryam Haghighat , Will Browne , Dimity Miller

Vision-language models (VLMs) have recently emerged as powerful representation learning systems that align visual observations with natural language concepts, offering new opportunities for semantic reasoning in safety-critical autonomous…

计算机视觉与模式识别 · 计算机科学 2026-02-19 Ross Greer , Maitrayee Keskar , Angel Martinez-Sanchez , Parthib Roy , Shashank Shriram , Mohan Trivedi

Improper exposure often leads to severe loss of details, color distortion, and reduced contrast. Exposure correction still faces two critical challenges: (1) the ignorance of object-wise regional semantic information causes the color shift…

计算机视觉与模式识别 · 计算机科学 2026-01-29 Puzhen Wu , Han Weng , Quan Zheng , Yi Zhan , Hewei Wang , Yiming Li , Jiahui Han , Rui Xu

The rapid advancement of vision-language models (VLMs) has brought a lot of attention to their safety alignment. However, existing methods have primarily focused on model undersafety, where the model responds to hazardous queries, while…

Contrastive Language-Image Pre-training (CLIP) learns rich representations via readily available supervision of natural language. It improves the performance of downstream vision tasks, including but not limited to the zero-shot, long tail,…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Yi Li , Hualiang Wang , Yiqun Duan , Hang Xu , Xiaomeng Li

Contrastive language-image pretraining (CLIP) using image-text pairs has achieved impressive results on image classification in both zero-shot and transfer learning settings. However, we show that directly applying such models to recognize…

计算机视觉与模式识别 · 计算机科学 2021-12-17 Yiwu Zhong , Jianwei Yang , Pengchuan Zhang , Chunyuan Li , Noel Codella , Liunian Harold Li , Luowei Zhou , Xiyang Dai , Lu Yuan , Yin Li , Jianfeng Gao

Person re-identification (ReID) has recently benefited from large pretrained vision-language models such as Contrastive Language-Image Pre-Training (CLIP). However, the absence of concrete descriptions necessitates the use of implicit text…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Qianru Han , Xinwei He , Zhi Liu , Sannyuya Liu , Ying Zhang , Jinhai Xiang

The visual classification performance of vision-language models such as CLIP has been shown to benefit from additional semantic knowledge from large language models (LLMs) such as GPT-3. In particular, averaging over LLM-generated class…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Karsten Roth , Jae Myung Kim , A. Sophia Koepke , Oriol Vinyals , Cordelia Schmid , Zeynep Akata

Large-scale pre-trained image-text models demonstrate remarkable versatility across diverse tasks, benefiting from their robust representational capabilities and effective multimodal alignment. We extend the application of these models,…

计算机视觉与模式识别 · 计算机科学 2023-11-08 Sooyoung Park , Arda Senocak , Joon Son Chung

Pre-trained vision-language models (VLMs) have enabled significant progress in open vocabulary computer vision tasks such as image classification, object detection and image segmentation. Some recent works have focused on extending VLMs to…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Rohit Gupta , Mamshad Nayeem Rizve , Jayakrishnan Unnikrishnan , Ashish Tawari , Son Tran , Mubarak Shah , Benjamin Yao , Trishul Chilimbi

Large-scale natural image-text datasets, especially those automatically collected from the web, often suffer from loose semantic alignment due to weak supervision, while medical datasets tend to have high cross-modal correlation but low…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Shengzhu Yang , Jiawei Du , Shuai Lu , Weihang Zhang , Ningli Wang , Huiqi Li

Vision-language models (VLMs) extend the conventional large language models by integrating visual data, enabling richer multimodal reasoning and significantly broadens the practical applications of AI. However, including visual inputs also…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Daulet Toibazar , Kesen Wang , Sherif Mohamed , Abdulaziz Al-Badawi , Abdulrahman Alfulayt , Pedro J. Moreno

The Contrastive Language-Image Pre-training (CLIP) Model is a recently proposed large-scale pre-train model which attracts increasing attention in the computer vision community. Benefiting from its gigantic image-text training set, the CLIP…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Yuxuan Ding , Lingqiao Liu , Chunna Tian , Jingyuan Yang , Haoxuan Ding