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Related papers: Elevating All Zero-Shot Sketch-Based Image Retriev…

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We present a probabilistic model for Sketch-Based Image Retrieval (SBIR) where, at retrieval time, we are given sketches from novel classes, that were not present at training time. Existing SBIR methods, most of which rely on learning…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Vinay Kumar Verma , Aakansha Mishra , Ashish Mishra , Piyush Rai

Fine-grained image retrieval via hand-drawn sketches or textual descriptions remains a critical challenge due to inherent modality gaps. While hand-drawn sketches capture complex structural contours, they lack color and texture, which text…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Siyuan Wang , Hanchen Gao , Guangming Zhu , Jiang Lu , Yiyue Ma , Tianci Wu , Jincai Huang , Liang Zhang

Deep Learning (DL) is undergoing a paradigm shift with the emergence of foundation models. In this work, we focus on Contrastive Language-Image Pre-training (CLIP), a Vision-Language foundation model that achieves high accuracy across…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Angelos Zavras , Dimitrios Michail , Begüm Demir , Ioannis Papoutsis

Multi-modal representation learning has become a pivotal area in artificial intelligence, enabling the integration of diverse modalities such as vision, text, and audio to solve complex problems. However, existing approaches predominantly…

Machine Learning · Computer Science 2025-05-01 Sangyeon Cho , Jangyeong Jeon , Mingi Kim , Junyeong Kim

Pretrained cross-modal models, for instance, the most representative CLIP, have recently led to a boom in using pre-trained models for cross-modal zero-shot tasks, considering the generalization properties. However, we analytically discover…

Multimedia · Computer Science 2024-06-28 Hanyao Wang , Yibing Zhan , Liu Liu , Liang Ding , Yan Yang , Jun Yu

The continual learning setting aims to learn new tasks over time without forgetting the previous ones. The literature reports several significant efforts to tackle this problem with limited or no access to previous task data. Among such…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Vishal Thengane , Salman Khan , Munawar Hayat , Fahad Khan

Multi-modal image-text models such as CLIP and LiT have demonstrated impressive performance on image classification benchmarks and their zero-shot generalization ability is particularly exciting. While the top-5 zero-shot accuracies of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Yunhao Ge , Jie Ren , Andrew Gallagher , Yuxiao Wang , Ming-Hsuan Yang , Hartwig Adam , Laurent Itti , Balaji Lakshminarayanan , Jiaping Zhao

Large vision-language models, such as CLIP, have shown strong zero-shot classification performance by aligning images and text in a shared embedding space. However, CLIP models often develop multimodal spurious biases, which is the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Wenqian Ye , Di Wang , Guangtao Zheng , Bohan Liu , Aidong Zhang

Zero-shot action recognition is challenging due to the semantic gap between seen and unseen classes. We present a novel framework that enhances CLIP with disentangled embeddings and semantic-guided interaction. A Motion Separation Module…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Yiming Wang , Frederick W. B. Li , Jingyun Wang

This paper tackles the Zero-Shot Sketch-Based Image Retrieval (ZS-SBIR) problem from the viewpoint of cross-modality metric learning. This task has two characteristics: 1) the zero-shot setting requires a metric space with good within-class…

Computer Vision and Pattern Recognition · Computer Science 2021-12-17 Zongheng Huang , YiFan Sun , Chuchu Han , Changxin Gao , Nong Sang

We focus on domain and class generalization problems in analyzing optical remote sensing images, using the large-scale pre-trained vision-language model (VLM), CLIP. While contrastively trained VLMs show impressive zero-shot generalization…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Avigyan Bhattacharya , Mainak Singha , Ankit Jha , Biplab Banerjee

Pre-trained on tremendous image-text pairs, vision-language models like CLIP have demonstrated promising zero-shot generalization across numerous image-based tasks. However, extending these capabilities to video tasks remains challenging…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Zichen Liu , Kunlun Xu , Bing Su , Xu Zou , Yuxin Peng , Jiahuan Zhou

Vision-language pretraining on large datasets of images-text pairs is one of the main building blocks of current Vision-Language Models. While with additional training, these models excel in various downstream tasks, including visual…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Madhukar Reddy Vongala , Saurabh Srivastava , Jana Košecká

This paper studies the problem of zero-short sketch-based image retrieval (ZS-SBIR), however with two significant differentiators to prior art (i) we tackle all variants (inter-category, intra-category, and cross datasets) of ZS-SBIR with…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Fengyin Lin , Mingkang Li , Da Li , Timothy Hospedales , Yi-Zhe Song , Yonggang Qi

Fine-tuning vision-language models (VLMs) like CLIP to downstream tasks is often necessary to optimize their performance. However, a major obstacle is the limited availability of labeled data. We study the use of pseudolabels, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Cristina Menghini , Andrew Delworth , Stephen H. Bach

Multi-label classification is an essential task utilized in a wide variety of real-world applications. Multi-label zero-shot learning is a method for classifying images into multiple unseen categories for which no training data is…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Muhammad Ali , Salman Khan

In this paper, we investigate the problem of zero-shot sketch-based image retrieval (ZS-SBIR), where human sketches are used as queries to conduct retrieval of photos from unseen categories. We importantly advance prior arts by proposing a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Sounak Dey , Pau Riba , Anjan Dutta , Josep Llados , Yi-Zhe Song

Pre-trained Vision-Language Models (VLMs), like CLIP, exhibit strong generalization ability to downstream tasks but struggle in few-shot scenarios. Existing prompting techniques primarily focus on global text and image representations, yet…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Xin Liu , Jiamin Wu , and Wenfei Yang , Xu Zhou , Tianzhu Zhang

Large-scale foundation models like CLIP have shown strong zero-shot generalization but struggle with domain shifts, limiting their adaptability. In our work, we introduce \textsc{StyLIP}, a novel domain-agnostic prompt learning strategy for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Ankit Jha

Zero-shot sketch-based image retrieval (ZS-SBIR) is a specific cross-modal retrieval task for retrieving natural images with free-hand sketches under zero-shot scenario. Previous works mostly focus on modeling the correspondence between…

Computer Vision and Pattern Recognition · Computer Science 2019-10-21 Xinxun Xu , Hao Wang , Leida Li , Cheng Deng