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Face Presentation Attack Detection (PAD) plays a pivotal role in securing face recognition systems against spoofing attacks. Although great progress has been made in designing face PAD methods, developing a model that can generalize well to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Usman Muhammad , Jorma Laaksonen , Djamila Romaissa Beddiar , Mourad Oussalah

Despite extensive research on Machine Learning-based Network Intrusion Detection Systems (ML-NIDS), their capability to detect diverse attack variants remains uncertain. Prior studies have largely relied on homogeneous datasets, which…

Cryptography and Security · Computer Science 2025-06-25 Xin Fan Guo , Albert Merono Penuela , Sergio Maffeis , Fabio Pierazzi

Lack of generalization to unseen domains/attacks is the Achilles heel of most face presentation attack detection (FacePAD) algorithms. Existing attempts to enhance the generalizability of FacePAD solutions assume that data from multiple…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Naif Alkhunaizi , Koushik Srivatsan , Faris Almalik , Ibrahim Almakky , Karthik Nandakumar

Progress in 3D vision-language learning has been hindered by the scarcity of large-scale 3D datasets. We introduce UniVLG, a unified architecture for 2D and 3D vision-language understanding that bridges the gap between existing 2D-centric…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Ayush Jain , Alexander Swerdlow , Yuzhou Wang , Sergio Arnaud , Ada Martin , Alexander Sax , Franziska Meier , Katerina Fragkiadaki

The automatic intensity estimation of facial action units (AUs) from a single image plays a vital role in facial analysis systems. One big challenge for data-driven AU intensity estimation is the lack of sufficient AU label data. Due to the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Xinhui Song , Tianyang Shi , Tianjia Shao , Yi Yuan , Zunlei Feng , Changjie Fan

Face anti-spoofing algorithms play a pivotal role in the robust deployment of face recognition systems against presentation attacks. Conventionally, full facial images are required by such systems to correctly authenticate individuals, but…

Computer Vision and Pattern Recognition · Computer Science 2024-08-26 Vaibhav Sundharam , Abhijit Sarkar , A. Lynn Abbott

With the increasing popularity of graph-based learning, graph neural networks (GNNs) emerge as the essential tool for gaining insights from graphs. However, unlike the conventional CNNs that have been extensively explored and exhaustively…

Machine Learning · Computer Science 2020-09-23 Boyuan Feng , Yuke Wang , Zheng Wang , Yufei Ding

Real-world industrial inspection requires not only localizing defects, but also explaining them in natural language and generating controlled defect edits. However, existing approaches fail to jointly support all three capabilities within a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Haoyu Zheng , Tianwei Lin , Wei Wang , Zhuonan Wang , Wenqiao Zhang , Jiaqi Zhu , Feifei Shao

Machine unlearning in Vision-Language Models (VLMs) is required for compliance with the General Data Protection Regulation (GDPR), yet current evaluation practices are inconsistent. We present the first systematic study of metric…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Abdullah Ahmad Khan , Hamid Laga , Ferdous Sohel

Despite the importance of causal reasoning, training LLMs to reason causally remains underexplored. Existing data efforts mostly focus on benchmarking LLMs on specific aspects of causality, making them less suitable for training…

Computation and Language · Computer Science 2026-05-26 Qirun Dai , Xiao Liu , Jiawei Zhang , Dylan Zhang , Hao Peng , Chenhao Tan

Existing foundation models, such as CLIP, aim to learn a unified embedding space for multimodal data, enabling a wide range of downstream web-based applications like search, recommendation, and content classification. However, these models…

Machine Learning · Computer Science 2025-04-28 Yufei He , Yuan Sui , Xiaoxin He , Yue Liu , Yifei Sun , Bryan Hooi

With the rapid development of deep generative models, forged facial images are massively exploited for illegal activities. Although existing synthetic face detection methods have achieved significant progress, they suffer from the inherent…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Qingchao Jiang , Zhenxuan Hou , Zhiying Zhu , Zhenxing Qian , Xinpeng Zhang , Zaiwang Gu

Talking face generation has been extensively investigated owing to its wide applicability. The two primary frameworks used for talking face generation comprise a text-driven framework, which generates synchronized speech and talking faces…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Kentaro Mitsui , Yukiya Hono , Kei Sawada

The widespread application of graph data in various high-risk scenarios has increased attention to graph anomaly detection (GAD). Faced with real-world graphs that often carry node descriptions in the form of raw text sequences, termed…

Machine Learning · Computer Science 2025-08-04 Yiming Xu , Xu Hua , Zhen Peng , Bin Shi , Jiarun Chen , Xingbo Fu , Song Wang , Bo Dong

One-shot medical landmark detection gains much attention and achieves great success for its label-efficient training process. However, existing one-shot learning methods are highly specialized in a single domain and suffer domain preference…

Computer Vision and Pattern Recognition · Computer Science 2025-05-16 Heqin Zhu , Quan Quan , Qingsong Yao , Zaiyi Liu , S. Kevin Zhou

We present Facade (Fast and Accurate Contextual Anomaly DEtection): a high-precision deep-learning-based anomaly detection system deployed at Google (a large technology company) as the last line of defense against insider threats since…

Medical multi-modal pre-training has revealed promise in computer-aided diagnosis by leveraging large-scale unlabeled datasets. However, existing methods based on masked autoencoders mainly rely on data-level reconstruction tasks, but lack…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Yupei Zhang , Li Pan , Qiushi Yang , Tan Li , Zhen Chen

Detecting and grounding multi-modal media manipulation (DGM^4) has become increasingly crucial due to the widespread dissemination of face forgery and text misinformation. In this paper, we present the Unified Frequency-Assisted transFormer…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Huan Liu , Zichang Tan , Qiang Chen , Yunchao Wei , Yao Zhao , Jingdong Wang

With the growing complexity of cyberattacks targeting critical infrastructures such as water treatment networks, there is a pressing need for robust anomaly detection strategies that account for both system vulnerabilities and evolving…

Machine Learning · Computer Science 2025-08-14 Arun Vignesh Malarkkan , Haoyue Bai , Dongjie Wang , Yanjie Fu

Pre-trained models for programming languages have recently demonstrated great success on code intelligence. To support both code-related understanding and generation tasks, recent works attempt to pre-train unified encoder-decoder models.…

Computation and Language · Computer Science 2022-03-09 Daya Guo , Shuai Lu , Nan Duan , Yanlin Wang , Ming Zhou , Jian Yin