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Recently, face swapping has been developing rapidly and achieved a surprising reality, raising concerns about fake content. As a countermeasure, various detection approaches have been proposed and achieved promising performance. However,…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Yuxuan Duan , Xuhong Zhang , Chuer Yu , Zonghui Wang , Shouling Ji , Wenzhi Chen

Face signatures, including size, shape, texture, skin tone, eye color, appearance, and scars/marks, are widely used as discriminative, biometric information for access control. Despite recent advancements in facial recognition systems,…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Jennifer Hamblin , Kshitij Nikhal , Benjamin S. Riggan

Face anti-spoofing plays a crucial role in protecting face recognition systems from various attacks. Previous model-based and deep learning approaches achieve satisfactory performance for 2D face spoofs, but remain limited for more advanced…

计算机视觉与模式识别 · 计算机科学 2018-12-14 Wei Hu , Gusi Te , Ju He , Dong Chen , Zongming Guo

The physical attack has been regarded as a kind of threat against real-world computer vision systems. Still, many existing defense methods are only useful for small perturbations attacks and can't detect physical attacks effectively. In…

计算机视觉与模式识别 · 计算机科学 2023-04-18 JiaHao Xie , Ye Luo , Jianwei Lu

The human face has a high potential for biometric identification due to its many individual traits. At the same time, such identification is vulnerable to biometric copies. These presentation attacks pose a great challenge in unsupervised…

计算机视觉与模式识别 · 计算机科学 2021-08-11 Martin Thümmel , Sven Sickert , Joachim Denzler

Person identification in forensic investigations becomes very challenging when common identification means for DNA (i.e., hair strands, soft tissue) are not available. Current methods utilize deep learning methods for face recognition.…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Ravi Shankar Prasad , Dinesh Singh

Previous methods utilize the Neural Radiance Field (NeRF) for panoptic lifting, while their training and rendering speed are unsatisfactory. In contrast, 3D Gaussian Splatting (3DGS) has emerged as a prominent technique due to its rapid…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Yu Wang , Xiaobao Wei , Ming Lu , Guoliang Kang

This study introduces a novel method that transforms multimodal physiological signalsphotoplethysmography (PPG), galvanic skin response (GSR), and acceleration (ACC) into 2D image matrices to enhance stress detection using convolutional…

机器学习 · 计算机科学 2025-09-18 Yasin Hasanpoor , Bahram Tarvirdizadeh , Khalil Alipour , Mohammad Ghamari

In low-resource computing contexts, such as smartphones and other tiny devices, Both deep learning and machine learning are being used in a lot of identification systems. as authentication techniques. The transparent, contactless, and…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Pangoth Santhosh Kumar , Garika Akshay

Robust features are of vital importance to face spoofing detection, because various situations make feature space extremely complicated to partition. Thus in this paper, two novel and robust features for anti-spoofing are proposed. The…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Xiao Song , Xu Zhao , Tianwei Lin

Due to the epidemic of the coronavirus (Covid-19) and its rapid spread around the world, the world has faced an enormous crisis. To prevent the spread of the coronavirus, the World Health Organization (WHO) has introduced the use of masks…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Abolfazl Younesi , Reza Afrouzian , Yousef Seyfari

Without deploying face anti-spoofing countermeasures, face recognition systems can be spoofed by presenting a printed photo, a video, or a silicon mask of a genuine user. Thus, face presentation attack detection (PAD) plays a vital role in…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Usman Muhammad , Mourad Oussalah

Remote photoplethysmography (rPPG) is a non-contact technique for measuring cardiac signals from facial videos. High-quality rPPG pulse signals are urgently demanded in many fields, such as health monitoring and emotion recognition.…

图像与视频处理 · 电气工程与系统科学 2020-06-05 Rencheng Song , Huan Chen , Juan Cheng , Chang Li , Yu Liu , Xun Chen

Modern face recognition systems (FRS) still fall short when the subjects are wearing facial masks, a common theme in the age of respiratory pandemics. An intuitive partial remedy is to add a mask detector to flag any masked faces so that…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Jiayi Zhu , Qing Guo , Felix Juefei-Xu , Yihao Huang , Yang Liu , Geguang Pu

With the recent world-wide COVID-19 pandemic, using face masks have become an important part of our lives. People are encouraged to cover their faces when in public area to avoid the spread of infection. The use of these face masks has…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Aqeel Anwar , Arijit Raychowdhury

The reliability of grasp detection for target objects in complex scenes is a challenging task and a critical problem that needs to be solved urgently in practical application. At present, the grasp detection location comes from searching…

机器人学 · 计算机科学 2021-01-21 Mingshuai Dong , Shimin Wei , Xiuli Yu , Jianqin Yin

Remote photoplethysmography (rPPG) is an emerging contactless physiological sensing technique that leverages subtle color variations in facial videos to estimate vital signs such as heart rate and respiratory rate. This non-invasive method…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Ba-Thinh Nguyen , Thach-Ha Ngoc Pham , Hoang-Long Duc Nguyen , Thi-Duyen Ngo , Thanh-Ha Le

Modern face recognition systems remain vulnerable to spoofing attempts, including both physical presentation attacks and digital forgeries. Traditionally, these two attack vectors have been handled by separate models, each targeting its own…

计算机视觉与模式识别 · 计算机科学 2025-08-22 Andrei Balykin , Anvar Ganiev , Denis Kondranin , Kirill Polevoda , Nikolai Liudkevich , Artem Petrov

Face presentation attack detection (FacePAD) is critical for securing facial authentication against print, replay, and mask-based spoofing. This paper proposes CASO-PAD, an RGB-only, single-frame model that enhances MobileNetV3 with…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Shujaat Khan

After the COVID-19 outbreak, it has become important to automatically detect whether people are wearing masks in order to reduce risk of front-line workers. In addition, processing user data locally is a great way to address both privacy…

计算机视觉与模式识别 · 计算机科学 2020-10-12 Keondo Park , Wonyoung Jang , Woochul Lee , Kisung Nam , Kihong Seong , Kyuwook Chai , Wen-Syan Li