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Related papers: Constrained Prompt Enhancement for Improving Zero-…

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Large-scale vision-language models (VLMs), e.g., CLIP, learn broad visual concepts from tedious training data, showing superb generalization ability. Amount of prompt learning methods have been proposed to efficiently adapt the VLMs to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-11 Hongyu Hu , Tiancheng Lin , Jie Wang , Zhenbang Sun , Yi Xu

Inspired by the success of vision-language methods (VLMs) in zero-shot classification, recent works attempt to extend this line of work into object detection by leveraging the localization ability of pre-trained VLMs and generating pseudo…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Yanxin Long , Jianhua Han , Runhui Huang , Xu Hang , Yi Zhu , Chunjing Xu , Xiaodan Liang

Language-vision models like CLIP have made significant strides in vision tasks, such as zero-shot image classification (ZSIC). However, generating specific and expressive visual descriptions remains challenging; descriptions produced by…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Michael Ogezi , Bradley Hauer , Grzegorz Kondrak

Going beyond mere fine-tuning of vision-language models (VLMs), learnable prompt tuning has emerged as a promising, resource-efficient alternative. Despite their potential, effectively learning prompts faces the following challenges: (i)…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Hari Chandana Kuchibhotla , Sai Srinivas Kancheti , Abbavaram Gowtham Reddy , Vineeth N Balasubramanian

Thanks to the large pre-trained vision-language models (VLMs) like CLIP, we can craft a zero-shot classifier by "prompt", e.g., the confidence score of an image being "[CLASS]" can be obtained by using the VLM provided similarity measure…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Beier Zhu , Yulei Niu , Yucheng Han , Yue Wu , Hanwang Zhang

Prompt ensembling of Large Language Model (LLM) generated category-specific prompts has emerged as an effective method to enhance zero-shot recognition ability of Vision-Language Models (VLMs). To obtain these category-specific prompts, the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 M. Jehanzeb Mirza , Leonid Karlinsky , Wei Lin , Sivan Doveh , Jakub Micorek , Mateusz Kozinski , Hilde Kuehne , Horst Possegger

Current Large Vision Language Models (LVLMs) excel at many zero-shot tasks like image captioning, visual question answering and OCR. However, these same models suffer from poor performance at image classification tasks, underperforming…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Adhemar de Senneville , Xavier Bou , Jérémy Anger , Rafael Grompone , Gabriele Facciolo

Prompt tuning of large-scale vision-language models such as CLIP enables efficient task adaptation without updating model weights. However, it often leads to poor confidence calibration and unreliable predictive uncertainty. We address this…

Large pre-trained vision-language models such as CLIP have demonstrated great potential in zero-shot transferability to downstream tasks. However, to attain optimal performance, the manual selection of prompts is necessary to improve…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Thi Minh Anh Pham , An Duc Nguyen , Cephas Svosve , Vasileios Argyriou , Georgios Tzimiropoulos

Vision-language models (VLMs) classify the query video by calculating a similarity score between the visual features and text-based class label representations. Recently, large language models (LLMs) have been used to enrich the text-based…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Adeel Yousaf , Muzammal Naseer , Salman Khan , Fahad Shahbaz Khan , Mubarak Shah

Pretrained vision-language models (VLMs), e.g., CLIP, demonstrate impressive zero-shot capabilities on downstream tasks. Prior research highlights the crucial role of visual augmentation techniques, like random cropping, in alignment with…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Lincan Cai , Jingxuan Kang , Shuang Li , Wenxuan Ma , Binhui Xie , Zhida Qin , Jian Liang

Large-scale vision-language models (VLMs), trained on extensive datasets of image-text pairs, exhibit strong multimodal understanding capabilities by implicitly learning associations between textual descriptions and image regions. This…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Mir Rayat Imtiaz Hossain , Mennatullah Siam , Leonid Sigal , James J. Little

The zero-shot performance of existing vision-language models (VLMs) such as CLIP is limited by the availability of large-scale, aligned image and text datasets in specific domains. In this work, we leverage two complementary sources of…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Oindrila Saha , Grant Van Horn , Subhransu Maji

Recent advances in large pre-trained vision-language models have demonstrated remarkable performance on zero-shot downstream tasks. Building upon this, recent studies, such as CoOp and CoCoOp, have proposed the use of prompt learning, where…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Gahyeon Kim , Sohee Kim , Seokju Lee

Large Vision Language Models (VLMs) effectively bridge the modality gap through extensive pretraining, acquiring sophisticated visual representations aligned with language. However, it remains underexplored whether these representations,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Jiahao Guo , Sinan Du , Jingfeng Yao , Wenyu Liu , Bo Li , Haoxiang Cao , Kun Gai , Chun Yuan , Kai Wu , Xinggang Wang

This paper describes our zero-shot approaches for the Visual Word Sense Disambiguation (VWSD) Task in English. Our preliminary study shows that the simple approach of matching candidate images with the phrase using CLIP suffers from the…

Computation and Language · Computer Science 2023-07-13 Jie S. Li , Yow-Ting Shiue , Yong-Siang Shih , Jonas Geiping

Vision-language models are pre-trained by aligning image-text pairs in a common space to deal with open-set visual concepts. To boost the transferability of the pre-trained models, recent works adopt fixed or learnable prompts, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Jiangmeng Li , Wenyi Mo , Wenwen Qiang , Bing Su , Changwen Zheng , Hui Xiong , Ji-Rong Wen

Vision-Language Models (VLMs), such as CLIP, exhibit strong image-text comprehension abilities, facilitating advances in several downstream tasks such as zero-shot image classification, image-text retrieval, and text-to-image generation.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Le Zhang , Rabiul Awal , Aishwarya Agrawal

Generative vision-language models (VLMs) exhibit strong high-level image understanding but lack spatially dense alignment between vision and language modalities, as our findings indicate. Orthogonal to advancements in generative VLMs,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Tim Lebailly , Vijay Veerabadran , Satwik Kottur , Karl Ridgeway , Michael Louis Iuzzolino

Large pre-trained vision-language models have shown great prominence in transferring pre-acquired knowledge to various domains and downstream tasks with appropriate prompting or tuning. Existing prevalent tuning methods can be generally…

Computer Vision and Pattern Recognition · Computer Science 2023-05-31 Huahui Yi , Ziyuan Qin , Wei Xu , Miaotian Guo , Kun Wang , Shaoting Zhang , Kang Li , Qicheng Lao