English
Related papers

Related papers: MoECLIP: Patch-Specialized Experts for Zero-shot A…

200 papers

Instruction tuning of Large Vision-language Models (LVLMs) has revolutionized the development of versatile models with zero-shot generalization across a wide range of downstream vision-language tasks. However, the diversity of training…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Yunhao Gou , Zhili Liu , Kai Chen , Lanqing Hong , Hang Xu , Aoxue Li , Dit-Yan Yeung , James T. Kwok , Yu Zhang

Face Morphing Attack Detection (MAD) is a critical challenge in face recognition security, where attackers can fool systems by interpolating the identity information of two or more individuals into a single face image, resulting in samples…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Eduarda Caldeira , Fadi Boutros , Naser Damer

In this technical report, we briefly introduce our solution for the Zero/Few-shot Track of the Visual Anomaly and Novelty Detection (VAND) 2023 Challenge. For industrial visual inspection, building a single model that can be rapidly adapted…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Xuhai Chen , Yue Han , Jiangning Zhang

Current zero-shot anomaly detection (ZSAD) methods show remarkable success in prompting large pre-trained vision-language models to detect anomalies in a target dataset without using any dataset-specific training or demonstration. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Jiawen Zhu , Yew-Soon Ong , Chunhua Shen , Guansong Pang

Vision-language models such as CLIP are capable of mapping the different modality data into a unified feature space, enabling zero/few-shot inference by measuring the similarity of given images and texts. However, most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Xingyu Zhu , Beier Zhu , Yi Tan , Shuo Wang , Yanbin Hao , Hanwang Zhang

Recent advances in contrastive language-image pretraining (CLIP) have demonstrated strong capabilities in zero-shot classification by aligning visual representations with target text embeddings in an image level. However, in dense…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Feng Wang , Jieru Mei , Alan Yuille

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

Multimodal encoders like CLIP excel in tasks such as zero-shot image classification and cross-modal retrieval. However, they require excessive training data. We propose canonical similarity analysis (CSA), which uses two unimodal encoders…

Machine Learning · Computer Science 2025-03-17 Po-han Li , Sandeep P. Chinchali , Ufuk Topcu

Recent advancements in large-scale pre-training of visual-language models on paired image-text data have demonstrated impressive generalization capabilities for zero-shot tasks. Building on this success, efforts have been made to adapt…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Shahzad Ahmad , Sukalpa Chanda , Yogesh S Rawat

Self-Explainable Models (SEMs) rely on Prototypical Concept Learning (PCL) to enable their visual recognition processes more interpretable, but they often struggle in data-scarce settings where insufficient training samples lead to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Zhong Ji , Rongshuai Wei , Jingren Liu , Yanwei Pang , Jungong Han

Universal visual anomaly detection aims to identify anomalies from novel or unseen vision domains without additional fine-tuning, which is critical in open scenarios. Recent studies have demonstrated that pre-trained vision-language models…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Bin-Bin Gao , Yue Zhou , Jiangtao Yan , Yuezhi Cai , Weixi Zhang , Meng Wang , Jun Liu , Yong Liu , Lei Wang , Chengjie Wang

Few-shot image classification remains difficult under limited supervision and visual domain shift. Recent cache-based adaptation approaches (e.g., Tip-Adapter) address this challenge to some extent by learning lightweight residual adapters…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Tasweer Ahmad , Arindam Sikdar , Sandip Pradhan , Ardhendu Behera

Mixture-of-Experts (MoE) has emerged as a promising architecture for modern large language models (LLMs). However, massive parameters impose heavy GPU memory (i.e., VRAM) demands, hindering the widespread adoption of MoE LLMs. Offloading…

Machine Learning · Computer Science 2025-09-11 Jiaming Yan , Jianchun Liu , Hongli Xu , Liusheng Huang

Current Zero-Shot Learning (ZSL) approaches are restricted to recognition of a single dominant unseen object category in a test image. We hypothesize that this setting is ill-suited for real-world applications where unseen objects appear…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Shafin Rahman , Salman Khan , Fatih Porikli

Recently, LoRA has emerged as a crucial technique for fine-tuning large pre-trained models, yet its performance in multi-task learning scenarios often falls short. In contrast, the MoE architecture presents a natural solution to this issue.…

Machine Learning · Computer Science 2024-12-13 Lulu Zhao , Weihao Zeng , Xiaofeng Shi , Hua Zhou

CLIP has achieved impressive zero-shot performance after pre-training on a large-scale dataset consisting of paired image-text data. Previous works have utilized CLIP by incorporating manually designed visual prompts like colored circles…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Jiedong Zhuang , Jiaqi Hu , Lianrui Mu , Rui Hu , Xiaoyu Liang , Jiangnan Ye , Haoji Hu

We propose DiffCLIP, a novel vision-language model that extends the differential attention mechanism to CLIP architectures. Differential attention was originally developed for large language models to amplify relevant context while…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Hasan Abed Al Kader Hammoud , Bernard Ghanem

Unsupervised representation learning has proved to be a critical component of anomaly detection/localization in images. The challenges to learn such a representation are two-fold. Firstly, the sample size is not often large enough to learn…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Mohammadreza Salehi , Niousha Sadjadi , Soroosh Baselizadeh , Mohammad Hossein Rohban , Hamid R. Rabiee

Zero-shot learning (ZSL) aims to recognize unseen classes by leveraging semantic information from seen classes, but most existing methods assume accurate class labels for training instances. However, in real-world scenarios, noise and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Jinfu Fan , Jiangnan Li , Xiaowen Yan , Xiaohui Zhong , Wenpeng Lu , Linqing Huang

Vision-Language Models such as CLIP exhibit strong zero-shot recognition capability by aligning images with textual concepts, yet they often underperform on multi-label recognition where multiple objects co-exist. A key bottleneck is that…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Akang Wang , Xili Deng , Zhanxuan Hu , Yi Zhao , Yonghang Tai , Huafeng Li