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Despite remarkable advancements in supervised pansharpening neural networks, these methods face domain adaptation challenges of resolution due to the intrinsic disparity between simulated reduced-resolution training data and real-world…

Image and Video Processing · Electrical Eng. & Systems 2025-11-17 Lihua Jian , Jiabo Liu , Shaowu Wu , Lihui Chen

As a general-purpose vision-language pretraining model, CLIP demonstrates strong generalization ability in image-text alignment tasks and has been widely adopted in downstream applications such as image classification and image-text…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Kuanrong Liu , Siyuan Liang , Cheng Qian , Ming Zhang , Xiaochun Cao

Contrastive learning has emerged as an efficient framework to learn multimodal representations. CLIP, a seminal work in this area, achieved impressive results by training on paired image-text data using the contrastive loss. Recent work…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Enrico Fini , Pietro Astolfi , Adriana Romero-Soriano , Jakob Verbeek , Michal Drozdzal

Learning from large-scale contrastive language-image pre-training like CLIP has shown remarkable success in a wide range of downstream tasks recently, but it is still under-explored on the challenging few-shot action recognition (FSAR)…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Xiang Wang , Shiwei Zhang , Jun Cen , Changxin Gao , Yingya Zhang , Deli Zhao , Nong Sang

Vision-language models such as CLIP have shown impressive capabilities in aligning images and text, but they often struggle with lengthy and detailed text descriptions due to pre-training on short and concise captions. We present FAST-GOAL…

Artificial Intelligence · Computer Science 2026-05-27 Hyungyu Choi , Young Kyun Jang , Chanho Eom

Vision-language pretraining models have made significant progress in bridging remote sensing imagery with natural language. However, existing approaches often fail to effectively integrate multi-granular visual and textual information,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Xiao Yang , Ronghao Fu , Zhuoran Duan , Zhiwen Lin , Xueyan Liu , Bo Yang

Contrastive Language-Image Pre-training (CLIP) plays an essential role in extracting valuable content information from images across diverse tasks. It aligns textual and visual modalities to comprehend the entire image, including all the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Zeyi Sun , Ye Fang , Tong Wu , Pan Zhang , Yuhang Zang , Shu Kong , Yuanjun Xiong , Dahua Lin , Jiaqi Wang

Although CLIP-like Visual Language Models provide a functional joint feature space for image and text, due to the limitation of the CILP-like model's image input size (e.g., 224), subtle details are lost in the feature representation if we…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Zilun Zhang , Cuifeng Shen , Yuan Shen , Xinyu Zhou , Huixin Xiong , Tiancheng Zhao , Jianwei Yin

The success of large-scale contrastive vision-language pretraining (CLIP) has benefited both visual recognition and multimodal content understanding. The concise design brings CLIP the advantage in inference efficiency against other…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Shijie Geng , Jianbo Yuan , Yu Tian , Yuxiao Chen , Yongfeng Zhang

Large Vision-Language Models (LVLMs) have made significant strides in multimodal comprehension, thanks to extensive pre-training and fine-tuning on large-scale visual datasets. However, despite their robust textual safety mechanisms, they…

Computation and Language · Computer Science 2025-03-04 Wei Zhao , Zhe Li , Yige Li , Jun Sun

We study the effectiveness of data-balancing for mitigating biases in contrastive language-image pretraining (CLIP), identifying areas of strength and limitation. First, we reaffirm prior conclusions that CLIP models can inadvertently…

Machine Learning · Computer Science 2024-03-08 Ibrahim Alabdulmohsin , Xiao Wang , Andreas Steiner , Priya Goyal , Alexander D'Amour , Xiaohua Zhai

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…

Computer Vision and Pattern Recognition · Computer Science 2022-12-02 Sachin Goyal , Ananya Kumar , Sankalp Garg , Zico Kolter , Aditi Raghunathan

Referring Image Segmentation (RIS) is a cross-modal task that aims to segment an instance described by a natural language expression. Recent methods leverage large-scale pretrained unimodal models as backbones along with fusion techniques…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Seoyeon Kim , Minguk Kang , Dongwon Kim , Jaesik Park , Suha Kwak

Large pre-trained vision-language models such as CLIP provide compact and general-purpose representations of text and images that are demonstrably effective across multiple downstream zero-shot prediction tasks. However, owing to the nature…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Sepehr Dehdashtian , Lan Wang , Vishnu Naresh Boddeti

Early detection of eye diseases like glaucoma, macular degeneration, and diabetic retinopathy is crucial for preventing vision loss. While artificial intelligence (AI) foundation models hold significant promise for addressing these…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Danli Shi , Weiyi Zhang , Jiancheng Yang , Siyu Huang , Xiaolan Chen , Mayinuer Yusufu , Kai Jin , Shan Lin , Shunming Liu , Qing Zhang , Mingguang He

Vision-language models (VLMs) such as CLIP demonstrate strong generalization in zero-shot classification but remain highly vulnerable to adversarial perturbations. Existing methods primarily focus on adversarial fine-tuning or prompt…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Xingyu Zhu , Beier Zhu , Shuo Wang , Kesen Zhao , Hanwang Zhang

Contrastive Language-Image Pre-training (CLIP) has been a celebrated method for training vision encoders to generate image/text representations facilitating various applications. Recently, CLIP has been widely adopted as the vision backbone…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Hong-You Chen , Zhengfeng Lai , Haotian Zhang , Xinze Wang , Marcin Eichner , Keen You , Meng Cao , Bowen Zhang , Yinfei Yang , Zhe Gan

Although image captioning models have made significant advancements in recent years, the majority of them heavily depend on high-quality datasets containing paired images and texts which are costly to acquire. Previous works leverage the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Zhiyue Liu , Jinyuan Liu , Fanrong Ma

Contrastive Language and Image Pairing (CLIP), a transformative method in multimedia retrieval, typically trains two neural networks concurrently to generate joint embeddings for text and image pairs. However, when applied directly, these…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Konstantin Schall , Kai Uwe Barthel , Nico Hezel , Klaus Jung

X-ray imaging is pivotal in medical diagnostics, offering non-invasive insights into a range of health conditions. Recently, vision-language models, such as the Contrastive Language-Image Pretraining (CLIP) model, have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Xiangyu Sun , Xiaoguang Zou , Yuanquan Wu , Guotai Wang , Shaoting Zhang