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Video anomaly detection under video-level labels is currently a challenging task. Previous works have made progresses on discriminating whether a video sequencecontains anomalies. However, most of them fail to accurately localize the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Hui Lv , Chuanwei Zhou , Chunyan Xu , Zhen Cui , Jian Yang

Temporal grounding of natural language in untrimmed videos is a fundamental yet challenging multimedia task facilitating cross-media visual content retrieval. We focus on the weakly supervised setting of this task that merely accesses to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-21 Jie Wu , Guanbin Li , Xiaoguang Han , Liang Lin

Synchronous federated learning (FL) is a popular paradigm for collaborative edge learning. It typically involves a set of heterogeneous devices locally training neural network (NN) models in parallel with periodic centralized aggregations.…

Machine Learning · Computer Science 2024-03-28 Natalie Lang , Alejandro Cohen , Nir Shlezinger

Current Large Vision-Language Models (LVLMs) have demonstrated remarkable capabilities in understanding multimodal data, but their potential remains underexplored for deepfake detection due to the misalignment of their knowledge and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Peipeng Yu , Jianwei Fei , Hui Gao , Xuan Feng , Zhihua Xia , Chip Hong Chang

Federated learning (FL) is a collaborative machine learning paradigm, which enables deep learning model training over a large volume of decentralized data residing in mobile devices without accessing clients' private data. Driven by the…

Signal Processing · Electrical Eng. & Systems 2021-04-02 Lintao Li , Longwei Yang , Xin Guo , Yuanming Shi , Haiming Wang , Wei Chen , Khaled B. Letaief

Federated Continual Learning (FCL) has recently emerged as a crucial research area, as data from distributed clients typically arrives as a stream, requiring sequential learning. This paper explores a more practical and challenging FCL…

Machine Learning · Computer Science 2025-06-17 Minh-Duong Nguyen , Le-Tuan Nguyen , Quoc-Viet Pham

Existing Text Image Forgery Localization (T-IFL) methods often suffer from poor generalization due to the limited scale of real-world datasets and the distribution gap caused by synthetic data that fails to capture the complexity of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Zeqin Yu , Haotao Xie , Jian Zhang , Jiangqun Ni , Wenkan Su , Jiwu Huang

Real-time and human-interpretable decision-making in cyber-physical systems is a significant but challenging task, which usually requires predictions of possible future events from limited data. In this paper, we introduce a…

Machine Learning · Computer Science 2021-12-30 Erfan Aasi , Mingyu Cai , Cristian Ioan Vasile , Calin Belta

Reliable face forgery detection algorithms are crucial for countering the growing threat of deepfake-driven disinformation. Previous research has demonstrated the potential of Multimodal Large Language Models (MLLMs) in identifying…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Siran Peng , Zipei Wang , Li Gao , Xiangyu Zhu , Tianshuo Zhang , Ajian Liu , Haoyuan Zhang , Zhen Lei

Most existing Visual Question Answering (VQA) systems tend to overly rely on language bias and hence fail to reason from the visual clue. To address this issue, we propose a novel Language-Prior Feedback (LPF) objective function, to…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Zujie Liang , Haifeng Hu , Jiaying Zhu

Federated learning allows multiple clients to collaboratively train a model without exchanging their data, thus preserving data privacy. Unfortunately, it suffers significant performance degradation due to heterogeneous data at clients.…

Machine Learning · Computer Science 2023-10-19 Tailin Zhou , Jun Zhang , Danny H. K. Tsang

Autoformalization addresses the scarcity of data for Automated Theorem Proving (ATP) by translating mathematical problems from natural language into formal statements. Efforts in recent work shift from directly prompting large language…

Artificial Intelligence · Computer Science 2025-10-09 Qi Guo , Jianing Wang , Jianfei Zhang , Deyang Kong , Xiangzhou Huang , Xiangyu Xi , Wei Wang , Jingang Wang , Xunliang Cai , Shikun Zhang , Wei Ye

Industrial anomaly detection plays a crucial role in ensuring product quality control. Therefore, proposing an effective anomaly detection model is of great significance. While existing feature-reconstruction methods have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Wei Luo , Haiming Yao , Wenyong Yu

Speech LLM-based ASR often struggles with named entities and long-tail words due to strong internal language-model priors. Retrieval-augmented biasing can help, but its effectiveness depends on accurate hotword localization in…

Sound · Computer Science 2026-03-27 Shangkun Huang , Huan Shen , Wei Zou , Yunzhang Chen

Federated Learning (FL) is a distributed learning technique that maintains data privacy by providing a decentralized training method for machine learning models using distributed big data. This promising Federated Learning approach has also…

Machine Learning · Computer Science 2024-11-11 Prakash Chourasia , Tamkanat E Ali , Sarwan Ali , Murray Pattersn

Large language models (LLMs) have driven profound transformations in wireless networks. However, within wireless environments, the training of LLMs faces significant challenges related to security and privacy. Federated Learning (FL), with…

Machine Learning · Computer Science 2025-06-17 Feibo Jiang , Li Dong , Siwei Tu , Yubo Peng , Kezhi Wang , Kun Yang , Cunhua Pan , Dusit Niyato

Federated Learning (FL) has recently received a lot of attention for large-scale privacy-preserving machine learning. However, high communication overheads due to frequent gradient transmissions decelerate FL. To mitigate the communication…

Machine Learning · Computer Science 2021-05-27 Milad Khademi Nori , Sangseok Yun , Il-Min Kim

Federated learning (FL) enables collaborative model training across distributed edge devices while preserving data privacy, and typically operates in a round-based synchronous manner. However, synchronous FL suffers from latency bottlenecks…

Machine Learning · Computer Science 2026-03-17 Asaf Goren , Natalie Lang , Nir Shlezinger , Alejandro Cohen

Federated Learning (FL) algorithms commonly sample a random subset of clients to address the straggler issue and improve communication efficiency. While recent works have proposed various client sampling methods, they have limitations in…

Machine Learning · Computer Science 2024-05-15 Jiaxiang Geng , Yanzhao Hou , Xiaofeng Tao , Juncheng Wang , Bing Luo

Alignment faking (AF) occurs when an LLM strategically complies with training objectives to avoid value modification, reverting to prior preferences once monitoring is lifted. Current detection methods focus on conversational settings and…

Cryptography and Security · Computer Science 2026-04-30 Matteo Leonesi , Francesco Belardinelli , Flavio Corradini , Marco Piangerelli
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