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Contrastive Language-Image Pre-training (CLIP) has achieved success on multiple downstream tasks by aligning image and text modalities. However, the nature of global contrastive learning limits CLIP's ability to comprehend compositional…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Xiaoxing Hu , Kaicheng Yang , Jun Wang , Haoran Xu , Ziyong Feng , Yupei Wang

With the increasing adoption of video anomaly detection in intelligent surveillance domains, conventional visual-based detection approaches often struggle with information insufficiency and high false-positive rates in complex environments.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Peng Wu , Wanshun Su , Guansong Pang , Yujia Sun , Qingsen Yan , Peng Wang , Yanning Zhang

Brain tumor segmentation is important for diagnosis of the tumor, and current deep-learning methods rely on a large set of annotated images for training, with high annotation costs. Unsupervised segmentation is promising to avoid human…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Xiaochuan Ma , Jia Fu , Wenjun Liao , Shichuan Zhang , Guotai Wang

Image Aesthetics Assessment (IAA) is a challenging task due to its subjective nature and expensive manual annotations. Recent large-scale vision-language models, such as Contrastive Language-Image Pre-training (CLIP), have shown their…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Liwu Xu , Jinjin Xu , Yuzhe Yang , Xilu Wang , Yijie Huang , Yaqian Li

Vision Language Models (VLMs) have shown remarkable capabilities in multimodal understanding, yet their susceptibility to perturbations poses a significant threat to their reliability in real-world applications. Despite often being…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Jia Fu , Yongtao Wu , Yihang Chen , Kunyu Peng , Xiao Zhang , Volkan Cevher , Sepideh Pashami , Anders Holst

This paper examines the robustness of a multi-modal computer vision model, CLIP (Contrastive Language-Image Pretraining), in the context of unsupervised learning. The main objective is twofold: first, to evaluate the robustness of CLIP, and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Clement Laroudie , Andrei Bursuc , Mai Lan Ha , Gianni Franchi

Contrastive Language-Image Pretraining (CLIP) models maximize the mutual information between text and visual modalities to learn representations. This makes the nature of the training data a significant factor in the efficacy of CLIP for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Maitreya Patel , Abhiram Kusumba , Sheng Cheng , Changhoon Kim , Tejas Gokhale , Chitta Baral , Yezhou Yang

Continual learning (CL) aims to equip models with the ability to learn from a stream of tasks without forgetting previous knowledge. With the progress of vision-language models like Contrastive Language-Image Pre-training (CLIP), their…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Lingfeng He , De Cheng , Di Xu , Huaijie Wang , Nannan Wang

Hyperspectral image change detection (HSI-CD) has emerged as a crucial research area in remote sensing due to its ability to detect subtle changes on the earth's surface. Recently, diffusional denoising probabilistic models (DDPM) have…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Xiangrong Zhang , Shunli Tian , Guanchun Wang , Huiyu Zhou , Licheng Jiao

Contrastive Language-Image Pre-Training (CLIP) is a popular method for learning multimodal latent spaces with well-organized semantics. Despite its wide range of applications, CLIP's latent space is known to fail at handling complex…

Machine Learning · Computer Science 2026-03-17 Raphi Kang , Yue Song , Georgia Gkioxari , Pietro Perona

Malicious image manipulation threatens public safety and requires efficient localization methods. Existing approaches depend on costly pixel-level annotations which make training expensive. Existing weakly supervised methods rely only on…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Xinghao Wang , Changtao Miao , Dianmo Sheng , Tao Gong , Qi Chu , Nenghai Yu , Quanchen Zou , Deyue Zhang , Xiangzheng Zhang

Multi-label recognition with partial labels (MLR-PL), in which only some labels are known while others are unknown for each image, is a practical task in computer vision, since collecting large-scale and complete multi-label datasets is…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Haoxian Ruan , Zhihua Xu , Zhijing Yang , Yongyi Lu , Jinghui Qin , Tianshui Chen

Recent advances in foundational Vision Language Models (VLMs) have reshaped the evaluation paradigm in computer vision tasks. These foundational models, especially CLIP, have accelerated research in open-vocabulary computer vision tasks,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 M. Arda Aydın , Efe Mert Çırpar , Elvin Abdinli , Gozde Unal , Yusuf H. Sahin

Recent advances in vision language models (VLM) have been driven by contrastive models such as CLIP, which learn to associate visual information with their corresponding text descriptions. However, these models have limitations in…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Rim Assouel , Pietro Astolfi , Florian Bordes , Michal Drozdzal , Adriana Romero-Soriano

The effectiveness of Contrastive Language-Image Pre-training (CLIP) models critically depends on the semantic diversity and quality of their training data. However, while existing synthetic data generation methods primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2025-11-10 Yuanxiang Huangfu , Chaochao Wang , Weilei Wang

Diffusion models, such as Stable Diffusion, have shown incredible performance on text-to-image generation. Since text-to-image generation often requires models to generate visual concepts with fine-grained details and attributes specified…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Xuehai He , Weixi Feng , Tsu-Jui Fu , Varun Jampani , Arjun Akula , Pradyumna Narayana , Sugato Basu , William Yang Wang , Xin Eric Wang

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…

Story continuation focuses on generating the next image in a narrative sequence so that it remains coherent with both the ongoing text description and the previously observed images. A central challenge in this setting lies in utilizing…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Seyed Mohammad Mousavi , Morteza Analoui

Methods based on Contrastive Language-Image Pre-training (CLIP) are nowadays extensively used in support of vision-and-language tasks involving remote sensing data, such as cross-modal retrieval. The adaptation of CLIP to this specific…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 João Daniel Silva , Joao Magalhaes , Devis Tuia , Bruno Martins

Dataset distillation aims to encapsulate the rich information contained in dataset into a compact distilled dataset but it faces performance degradation as the image-per-class (IPC) setting or image resolution grows larger. Recent…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Lexiao Zou , Gongwei Chen , Yanda Chen , Miao Zhang
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