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Fall detection (FD) systems are important assistive technologies for healthcare that can detect emergency fall events and alert caregivers. However, it is not easy to obtain large-scale annotated fall events with various specifications of…

信号处理 · 电气工程与系统科学 2021-06-15 Kai-Chun Liu , Michael Can , Heng-Cheng Kuo , Chia-Yeh Hsieh , Hsiang-Yun Huang , Chia-Tai Chan , Yu Tsao

Radio frequency (RF) fingerprint technology is utilized for wireless device identification, extensively employed in the internet of things (IoT). The operating environment for IoT devices is challenging, with pervasive noise and distortion…

信号处理 · 电气工程与系统科学 2024-12-19 Junxian Shi , Linning Peng , Wentao Jing , Lingnan Xie , Haichuan Peng , Aiqun Hu

This paper proposes a method for domain adaptation that extends the maximum margin domain transfer (MMDT) proposed by Hoffman et al., by introducing L2 distance constraints between samples of different domains; thus, our method is denoted…

The rapid expansion of internet of things (IoT) devices has created a pervasive ecosystem where encrypted wireless communications serve as the primary privacy and security protection mechanism. While encryption effectively protects message…

密码学与安全 · 计算机科学 2026-04-17 Nazmul Islam , Mohammad Zulkernine

High-quality annotated data plays a crucial role in achieving accurate segmentation. However, such data for medical image segmentation are often scarce due to the time-consuming and labor-intensive nature of manual annotation. To address…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Zhanwei Li , Liang Li , Jiawan Zhang

Authorization systems are increasingly relying on processing radio frequency (RF) waveforms at receivers to fingerprint (i.e., determine the identity) of the corresponding transmitter. Federated learning (FL) has emerged as a popular…

信号处理 · 电气工程与系统科学 2025-03-07 Kiarash Kianfar , Rajeev Sahay

At present spoofing attacks via which biometric system is potentially vulnerable against a fake biometric characteristic, introduces a great challenge to recognition performance. Despite the availability of a broad range of presentation…

计算机视觉与模式识别 · 计算机科学 2018-12-19 Avantika Singh , Gaurav Jaswal , Aditya Nigam

In recent years, an increasing popularity of deep learning model for intelligent condition monitoring and diagnosis as well as prognostics used for mechanical systems and structures has been observed. In the previous studies, however, a…

机器学习 · 计算机科学 2019-08-14 Te Han , Chao Liu , Wenguang Yang , Dongxiang Jiang

Considerable research attention has been paid to table detection by developing not only rule-based approaches reliant on hand-crafted heuristics but also deep learning approaches. Although recent studies successfully perform table detection…

机器学习 · 计算机科学 2022-11-15 Hyebin Kwon , Joungbin An , Dongwoo Lee , Won-Yong Shin

Radio fingerprinting provides a reliable and energy-efficient IoT authentication strategy. By mapping inputs onto a very large feature space, deep learning algorithms can be trained to fingerprint large populations of devices operating…

Deep domain adaption has emerged as a new learning technique to address the lack of massive amounts of labeled data. Compared to conventional methods, which learn shared feature subspaces or reuse important source instances with shallow…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Mei Wang , Weihong Deng

Despite outstanding performance on public benchmarks, face recognition still suffers due to domain mismatch between training (source) and testing (target) data. Furthermore, these domains are not shared classes, which complicates domain…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Chun-Hsien Lin , Bing-Fei Wu

Radio Frequency Fingerprint Identification (RFFI) has emerged as a pivotal task for reliable device authentication. Despite advancements in RFFI methods, background noise and intentional modulation features result in weak energy and subtle…

信号处理 · 电气工程与系统科学 2024-08-15 Jing Xiao , Wenrui Ding , Zeqi Shao , Duona Zhang , Yanan Ma , Yufeng Wang , Jian Wang

Indoor localization is a supporting technology for a broadening range of pervasive wireless applications. One promis- ing approach is to locate users with radio frequency fingerprints. However, its wide adoption in real-world systems is…

信息论 · 计算机科学 2017-08-04 Xiao-Yang Liu , Shuchin Aeron , Vaneet Aggarwal , Xiaodong Wang , Min-You Wu

Visual Domain Adaptation is a problem of immense importance in computer vision. Previous approaches showcase the inability of even deep neural networks to learn informative representations across domain shift. This problem is more severe…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Swami Sankaranarayanan , Yogesh Balaji , Arpit Jain , Ser Nam Lim , Rama Chellappa

The Internet of Things generates massive data streams, with edge computing emerging as a key enabler for online IoT applications and 5G networks. Edge solutions facilitate real-time machine learning inference, but also require continuous…

机器学习 · 计算机科学 2025-12-09 Afonso Lourenço , João Rodrigo , João Gama , Goreti Marreiros

Face recognition technology has been used in many fields due to its high recognition accuracy, including the face unlocking of mobile devices, community access control systems, and city surveillance. As the current high accuracy is…

计算机视觉与模式识别 · 计算机科学 2022-07-20 Jiazhen Ji , Huan Wang , Yuge Huang , Jiaxiang Wu , Xingkun Xu , Shouhong Ding , ShengChuan Zhang , Liujuan Cao , Rongrong Ji

Operating System (OS) fingerprinting is essential for network management and cybersecurity, enabling accurate device identification based on network traffic analysis. Traditional rule-based tools such as Nmap and p0f face challenges in…

密码学与安全 · 计算机科学 2025-02-14 Rubén Pérez-Jove , Cristian R. Munteanu , Alejandro Pazos , Jose Vázquez-Naya

Recent advances in autonomous driving have underscored the importance of accurate 3D object detection, with LiDAR playing a central role due to its robustness under diverse visibility conditions. However, different vehicle platforms often…

计算机视觉与模式识别 · 计算机科学 2025-09-08 Satoshi Tanaka , Kok Seang Tan , Isamu Yamashita

Recent advances in deep learning have led to the development of accurate and efficient models for various computer vision applications such as classification, segmentation, and detection. However, learning highly accurate models relies on…

计算机视觉与模式识别 · 计算机科学 2021-07-06 Poojan Oza , Vishwanath A. Sindagi , Vibashan VS , Vishal M. Patel