English
Related papers

Related papers: Towards Completeness: A Generalizable Action Propo…

200 papers

End-to-end autonomous driving systems powered by Vision-Language-Action (VLA) models achieve strong performance on common driving scenarios, yet remain brittle in rare but safety-critical long-tail situations such as active construction…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Ruiyang Zhu , Yuehan He , Boyuan Zheng , Zesen Zhao , Ahmad Chalhoub , Qingzhao Zhang , Z. Morley Mao

Zero-Shot Anomaly Detection (ZSAD) aims to identify and localize anomalous regions in images of unseen object classes. While recent methods based on vision-language models like CLIP show promise, their performance is constrained by existing…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Yuheng Shao , Lizhang Wang , Changhao Li , Peixian Chen , Qinyuan Liu

Face anti-spoofing (FAS) or presentation attack detection is an essential component of face recognition systems deployed in security-critical applications. Existing FAS methods have poor generalizability to unseen spoof types, camera…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Koushik Srivatsan , Muzammal Naseer , Karthik Nandakumar

Open-Vocabulary Temporal Action Localization (OV-TAL) aims to recognize and localize instances of any desired action categories in videos without explicitly curating training data for all categories. Existing methods mostly recognize action…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Zhenying Fang , Richang Hong

Pre-trained vision-language models like CLIP have shown powerful zero-shot inference ability via image-text matching and prove to be strong few-shot learners in various downstream tasks. However, in real-world scenarios, adapting CLIP to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Jiang-Xin Shi , Chi Zhang , Tong Wei , Yu-Feng Li

Prompt learning has proven effective in adapting vision language models for downstream tasks. However, existing methods usually append learnable prompt tokens solely with the category names to obtain textual features, which fails to fully…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Tong Ding , Wanhua Li , Zhongqi Miao , Hanspeter Pfister

We address the problem of temporal sentence localization in videos (TSLV). Traditional methods follow a top-down framework which localizes the target segment with pre-defined segment proposals. Although they have achieved decent…

Computer Vision and Pattern Recognition · Computer Science 2021-09-15 Daizong Liu , Xiaoye Qu , Jianfeng Dong , Pan Zhou

The convergence of the generalized alternating projection (GAP) algorithm is studied in this paper to solve the compressive sensing problem $\yv = \Amat \xv + \epsilonv$. By assuming that $\Amat\Amat\ts$ is invertible, we prove that GAP…

Information Theory · Computer Science 2015-09-22 Xin Yuan , Hong Jiang , Paul Wilford

This paper presents the Holistic and Multi-Granular Surgical Scene Understanding of Prostatectomies (GraSP) dataset, a curated benchmark that models surgical scene understanding as a hierarchy of complementary tasks with varying levels of…

Detecting actions in videos is an important yet challenging task. Previous works usually utilize (a) sliding window paradigms, or (b) per-frame action scoring and grouping to enumerate the possible temporal locations. Their performances are…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Luxuan Li , Tao Kong , Fuchun Sun , Huaping Liu

Zero-shot anomaly detection (ZSAD) requires detection models trained using auxiliary data to detect anomalies without any training sample in a target dataset. It is a crucial task when training data is not accessible due to various…

Computer Vision and Pattern Recognition · Computer Science 2026-01-05 Qihang Zhou , Guansong Pang , Yu Tian , Shibo He , Jiming Chen

Most existing studies on joint activity detection and channel estimation for grant-free massive random access (RA) systems assume perfect synchronization among all active users, which is hard to achieve in practice. Therefore, this paper…

Signal Processing · Electrical Eng. & Systems 2023-05-23 Xinyu Bian , Yuyi Mao , Jun Zhang

The application of Contrastive Language-Image Pre-training (CLIP) in Weakly Supervised Semantic Segmentation (WSSS) research powerful cross-modal semantic understanding capabilities. Existing methods attempt to optimize input text prompts…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Zhongxing Xu , Feilong Tang , Zhe Chen , Yingxue Su , Zhiyi Zhao , Ge Zhang , Jionglong Su , Zongyuan Ge

Understanding the vulnerability of large-scale pre-trained vision-language models like CLIP against adversarial attacks is key to ensuring zero-shot generalization capacity on various downstream tasks. State-of-the-art defense mechanisms…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Fan Yang , Mingxuan Xia , Sangzhou Xia , Chicheng Ma , Hui Hui

The rapid advancement of generative models has increased the demand for generated image detectors capable of generalizing across diverse and evolving generation techniques. However, existing methods, including those leveraging pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Bo Liu , Qiao Qin , Qinghui He

Category-agnostic pose estimation (CAPE) aims to localize keypoints on query images from arbitrary categories, using only a few annotated support examples for guidance. Recent approaches either treat keypoints as isolated entities or rely…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Jiyong Rao , Yu Wang , Shengjie Zhao

Image captioning aims at generating descriptive and meaningful textual descriptions of images, enabling a broad range of vision-language applications. Prior works have demonstrated that harnessing the power of Contrastive Image Language…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Longtian Qiu , Shan Ning , Xuming He

Zero-shot Panoptic Segmentation (ZPS) aims to recognize foreground instances and background stuff without images containing unseen categories in training. Due to the visual data sparsity and the difficulty of generalizing from seen to…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Jialei Chen , Daisuke Deguchi , Chenkai Zhang , Hiroshi Murase

This paper considers zero-shot Anomaly Detection (AD), performing AD without reference images of the test objects. We propose a framework called CLIP-AD to leverage the zero-shot capabilities of the large vision-language model CLIP.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Xuhai Chen , Jiangning Zhang , Guanzhong Tian , Haoyang He , Wuhao Zhang , Yabiao Wang , Chengjie Wang , Yong Liu

Temporal action detection is a very important yet challenging problem, since videos in real applications are usually long, untrimmed and contain multiple action instances. This problem requires not only recognizing action categories but…

Computer Vision and Pattern Recognition · Computer Science 2017-10-18 Tianwei Lin , Xu Zhao , Zheng Shou