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Multi-modal (vision-language) models, such as CLIP, are replacing traditional supervised pre-training models (e.g., ImageNet-based pre-training) as the new generation of visual foundation models. These models with robust and aligned…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Fan Liu , Tianshu Zhang , Wenwen Dai , Wenwen Cai , Xiaocong Zhou , Delong Chen

Contrastive language-image pre-training (CLIP) has demonstrated remarkable zero-shot classification ability, namely image classification using novel text labels. Existing works have attempted to enhance CLIP by fine-tuning on downstream…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Seongha Eom , Namgyu Ho , Jaehoon Oh , Se-Young Yun

Few studies have focused on examining how people recognize morphing attacks, even as several publications have examined the susceptibility of automated FRS and offered morphing attack detection (MAD) approaches. MAD approaches base their…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Sankini Rancha Godage , Frøy Løvåsdal , Sushma Venkatesh , Kiran Raja , Raghavendra Ramachandra , Christoph Busch

Face morphing, a sophisticated presentation attack technique, poses significant security risks to face recognition systems. Traditional methods struggle to detect morphing attacks, which involve blending multiple face images to create a…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Iurii Medvedev , Joana Pimenta , Nuno Gonçalves

Few-shot segmentation has garnered significant attention. Many recent approaches attempt to introduce the Segment Anything Model (SAM) to handle this task. With the strong generalization ability and rich object-specific extraction ability…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Jin Wang , Bingfeng Zhang , Jian Pang , Weifeng Liu , Baodi Liu , Honglong Chen

Face anti-spoofing is a critical technology for ensuring the security of face recognition systems. However, its ability to generalize across diverse scenarios remains a significant challenge. In this paper, we attribute the limited…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Fangling Jiang , Qi Li , Weining Wang , Wei Shen , Bing Liu , Zhenan Sun

This paper presents a novel method that leverages a visual-language model, CLIP, as a data source for zero-shot anomaly detection. Tremendous efforts have been put towards developing anomaly detectors due to their potential industrial…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Masato Tamura

Membership inference attacks (MIAs) aim to infer whether a data point has been used to train a machine learning model. These attacks can be employed to identify potential privacy vulnerabilities and detect unauthorized use of personal data.…

机器学习 · 计算机科学 2023-10-03 Myeongseob Ko , Ming Jin , Chenguang Wang , Ruoxi Jia

Feature matching is a cornerstone task in computer vision, essential for applications such as image retrieval, stereo matching, 3D reconstruction, and SLAM. This survey comprehensively reviews modality-based feature matching, exploring…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Weide Liu , Wei Zhou , Jun Liu , Ping Hu , Jun Cheng , Jungong Han , Weisi Lin

Recently, zero-shot multi-label classification has garnered considerable attention for its capacity to operate predictions on unseen labels without human annotations. Nevertheless, prevailing approaches often use seen classes as imperfect…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Kaixin Zhang , Zhixiang Yuan , Tao Huang

Diffusion models have been widely deployed in various image generation tasks, demonstrating an extraordinary connection between image and text modalities. Although prior studies have explored the vulnerability of diffusion models from the…

机器学习 · 计算机科学 2025-01-06 Dingcheng Yang , Yang Bai , Xiaojun Jia , Yang Liu , Xiaochun Cao , Wenjian Yu

Zero-shot multi-label recognition (MLR) with Vision-Language Models (VLMs) faces significant challenges without training data, model tuning, or architectural modifications. Existing approaches require prompt tuning or architectural…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Kevin Miller , Samarth Mishra , Aditya Gangrade , Kate Saenko , Venkatesh Saligrama

Pre-trained vision-language models (VLMs) have advanced out-of-distribution (OOD) detection recently. However, existing CLIP-based methods often focus on learning OOD-related knowledge to improve OOD detection, showing limited…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Xinhua Lu , Runhe Lai , Yanqi Wu , Kanghao Chen , Wei-Shi Zheng , Ruixuan Wang

PAD and FFD are proposed to protect face data from physical media-based Presentation Attacks and digital editing-based DeepFakes, respectively. However, isolated training of these two models significantly increases vulnerability towards…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Ajian Liu , Haocheng Yuan , Xiao Guo , Hui Ma , Wanyi Zhuang , Changtao Miao , Yan Hong , Chuanbiao Song , Jun Lan , Qi Chu , Tao Gong , Yanyan Liang , Weiqiang Wang , Jun Wan , Xiaoming Liu , Zhen Lei

Large-scale vision-language models, especially CLIP, have demonstrated remarkable performance across diverse downstream tasks. Soft prompts, as carefully crafted modules that efficiently adapt vision-language models to specific tasks,…

密码学与安全 · 计算机科学 2026-05-27 Wenyuan Yang , Yichen Sun , Changzheng Chen , Zhixuan Chu , Jiaheng Zhang , Yiming Li , Dacheng Tao

The Contrastive Language-Image Pre-training (CLIP) has recently shown remarkable generalization on "zero-shot" training and has applied to many downstream tasks. We explore the adaptation of CLIP to achieve a more efficient and generalized…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Qiang Wang , Junlong Du , Ke Yan , Shouhong Ding

Vision-language models like CLIP have demonstrated remarkable zero-shot capabilities, yet their adaptation to federated learning scenarios presents significant challenges, particularly regarding generalization to unseen classes. The…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Suraj Prasad , Anubha Pant

Face anti-spoofing is crucial to the security of face recognition systems. Most previous methods formulate face anti-spoofing as a supervised learning problem to detect various predefined presentation attacks, which need large scale…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Yunxiao Qin , Chenxu Zhao , Xiangyu Zhu , Zezheng Wang , Zitong Yu , Tianyu Fu , Feng Zhou , Jingping Shi , Zhen Lei

Large pre-trained Vision-Language Models (VLMs) such as CLIP have demonstrated excellent zero-shot generalizability across various downstream tasks. However, recent studies have shown that the inference performance of CLIP can be greatly…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Xin Wang , Kai Chen , Jiaming Zhang , Jingjing Chen , Xingjun Ma

We have witnessed the rapid proliferation of multimodal data on numerous social media platforms. Conventional studies typically require massive labeled data to train models for Multimodal Aspect-Based Sentiment Analysis (MABSA). However,…

多媒体 · 计算机科学 2023-05-19 Xiaocui Yang , Shi Feng , Daling Wang , Sun Qi , Wenfang Wu , Yifei Zhang , Pengfei Hong , Soujanya Poria