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Pre-trained multi-modal models, such as CLIP, provide transferable embeddings and show promising results in diverse applications. However, the analysis of learned multi-modal embeddings is relatively unexplored, and the embedding…

计算机视觉与模式识别 · 计算机科学 2023-11-08 Changdae Oh , Junhyuk So , Hoyoon Byun , YongTaek Lim , Minchul Shin , Jong-June Jeon , Kyungwoo Song

Spurious correlations that degrade model generalization or lead the model to be right for the wrong reasons are one of the main robustness concerns for real-world deployments. However, mitigating these correlations during pre-training for…

机器学习 · 计算机科学 2023-06-01 Yu Yang , Besmira Nushi , Hamid Palangi , Baharan Mirzasoleiman

Continual learning aims to enable models to learn sequentially from continuously incoming data while retaining performance on previously learned tasks. With the Contrastive Language-Image Pre-trained model (CLIP) exhibiting strong…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Linlan Huang , Xusheng Cao , Haori Lu , Yifan Meng , Fei Yang , Xialei Liu

Finetuning image-text models such as CLIP achieves state-of-the-art accuracies on a variety of benchmarks. However, recent works like WiseFT (Wortsman et al., 2021) and LP-FT (Kumar et al., 2022) have shown that even subtle differences in…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Sachin Goyal , Ananya Kumar , Sankalp Garg , Zico Kolter , Aditi Raghunathan

Contrastive Language-Image Pre-training (CLIP) models have demonstrated remarkable generalization capabilities across multiple challenging distribution shifts. However, there is still much to be explored in terms of their robustness to the…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Weijie Tu , Weijian Deng , Tom Gedeon

Contrastive image-text models such as CLIP form the building blocks of many state-of-the-art systems. While they excel at recognizing common generic concepts, they still struggle on fine-grained entities which are rare, or even absent from…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Ahmet Iscen , Mathilde Caron , Alireza Fathi , Cordelia Schmid

Recent advances in contrastive representation learning over paired image-text data have led to models such as CLIP that achieve state-of-the-art performance for zero-shot classification and distributional robustness. Such models typically…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Shashank Goel , Hritik Bansal , Sumit Bhatia , Ryan A. Rossi , Vishwa Vinay , Aditya Grover

Large-scale unlabeled data has spurred recent progress in self-supervised learning methods that learn rich visual representations. State-of-the-art self-supervised methods for learning representations from images (e.g., MoCo, BYOL, MSF) use…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Aniruddha Saha , Ajinkya Tejankar , Soroush Abbasi Koohpayegani , Hamed Pirsiavash

Severe data imbalance naturally exists among web-scale vision-language datasets. Despite this, we find CLIP pre-trained thereupon exhibits notable robustness to the data imbalance compared to supervised learning, and demonstrates…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Xin Wen , Bingchen Zhao , Yilun Chen , Jiangmiao Pang , Xiaojuan Qi

To gather a significant quantity of annotated training data for high-performance image classification models, numerous companies opt to enlist third-party providers to label their unlabeled data. This practice is widely regarded as secure,…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Dazhong Rong , Guoyao Yu , Shuheng Shen , Xinyi Fu , Peng Qian , Jianhai Chen , Qinming He , Xing Fu , Weiqiang Wang

In recent years there has been enormous interest in vision-language models trained using self-supervised objectives. However, the use of large-scale datasets scraped from the web for training also makes these models vulnerable to potential…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Alvi Md Ishmam , Christopher Thomas

Large-scale vision-and-language models, such as CLIP, are typically trained on web-scale data, which can introduce inappropriate content and lead to the development of unsafe and biased behavior. This, in turn, hampers their applicability…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Samuele Poppi , Tobia Poppi , Federico Cocchi , Marcella Cornia , Lorenzo Baraldi , Rita Cucchiara

CLIP is a seminal multimodal model that maps images and text into a shared representation space through contrastive learning on billions of image-caption pairs. Inspired by the rapid progress of large language models (LLMs), we investigate…

计算机视觉与模式识别 · 计算机科学 2026-02-26 Weiquan Huang , Aoqi Wu , Yifan Yang , Xufang Luo , Yuqing Yang , Usman Naseem , Chunyu Wang , Chunyu Wang , Qi Dai , Xiyang Dai , Dongdong Chen , Chong Luo , Lili Qiu , Liang Hu

Contrastive Language-Image Pre-training (CLIP), a simple yet effective pre-training paradigm, successfully introduces text supervision to vision models. It has shown promising results across various tasks due to its generalizability and…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Zihao Zhao , Yuxiao Liu , Han Wu , Mei Wang , Yonghao Li , Sheng Wang , Lin Teng , Disheng Liu , Zhiming Cui , Qian Wang , Dinggang Shen

Multi-label class-incremental learning (MLCIL) continuously expands the label space while recognizing multiple co-occurring classes, making it prone to catastrophic forgetting and high false-positive rates (FPR). Extending CLIP to MLCIL is…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Kaile Du , Zihan Ye , Junzhou Xie , Yixi Shen , Yuyang Li , Fuyuan Hu , Ling Shao , Guangcan Liu , Joost van de Weijer , Fan Lyu

Cross-modal retrieval is the task of retrieving samples of a given modality by using queries of a different one. Due to the wide range of practical applications, the problem has been mainly focused on the vision and language case, e.g. text…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Jorge Sánchez , Rodrigo Laguna

Although fusion of information from multiple views of mammograms plays an important role to increase accuracy of breast cancer detection, developing multi-view mammograms-based computer-aided diagnosis (CAD) schemes still faces challenges…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Xuxin Chen , Yuheng Li , Mingzhe Hu , Ella Salari , Xiaoqian Chen , Richard L. J. Qiu , Bin Zheng , Xiaofeng Yang

Vision language models have played a key role in extracting meaningful features for various robotic applications. Among these, Contrastive Language-Image Pretraining (CLIP) is widely used in robotic tasks that require both vision and…

机器人学 · 计算机科学 2024-09-27 Nghia Nguyen , Minh Nhat Vu , Tung D. Ta , Baoru Huang , Thieu Vo , Ngan Le , Anh Nguyen

Contrastive Language-Image Pre-training (CLIP) has recently shown great promise in pixel-level zero-shot learning tasks. However, existing approaches utilizing CLIP's text and patch embeddings to generate semantic masks often misidentify…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Jingyao Li , Pengguang Chen , Shengju Qian , Shu Liu , Jiaya Jia

Backdoor attacks pose a serious threat to deep learning models by allowing adversaries to implant hidden behaviors that remain dormant on clean inputs but are maliciously triggered at inference. Existing backdoor attack methods typically…

密码学与安全 · 计算机科学 2025-11-18 Lijie Hu , Junchi Liao , Weimin Lyu , Shaopeng Fu , Tianhao Huang , Shu Yang , Guimin Hu , Di Wang