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With growing popularity of mobile Internet, providing secure wireless services has become a critical issue. Physical layer security (PHY-security) has been recognized as an effective means to enhance wireless security by exploiting wireless…

Information Theory · Computer Science 2016-11-18 Xiaoming Chen , Caijun Zhong , Chau Yuen , Hsiao-Hwa Chen

Physical layer security offers an efficient means to decrease the risk of confidential information leakage through wiretap links. In this paper, we address the physical-layer security in a cooperative wireless subnetwork that includes a…

Networking and Internet Architecture · Computer Science 2019-10-21 Saeed Vahidian , Sajad Hatamnia , Benoit Champagne

Physically unclonable functions (PUFs) can be employed for device identification, authentication, secret key storage, and other security tasks. However, PUFs are susceptible to modeling attacks if a number of PUFs' challenge-response pairs…

Cryptography and Security · Computer Science 2020-07-21 Mahmood Azhar Qureshi , Arslan Munir

Face anti-spoofing is the key to preventing security breaches in biometric recognition applications. Existing software-based and hardware-based face liveness detection methods are effective in constrained environments or designated datasets…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Yu Tian , Kunbo Zhang , Leyuan Wang , Zhenan Sun

In this paper, we investigate the integration of simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS) with rate-splitting multiple access (RSMA) for improving physical layer security (PLS) in integrated…

Signal Processing · Electrical Eng. & Systems 2025-11-04 Thanh Nha To , Hoang Lai Pham , Quynh Nguyen Thi , Tuan Anh Pham , Le Thanh Bang

Most existing Re-IDentification (Re-ID) methods are highly dependent on precise bounding boxes that enable images to be aligned with each other. However, due to the challenging practical scenarios, current detection models often produce…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Feng Zheng , Cheng Deng , Xing Sun , Xinyang Jiang , Xiaowei Guo , Zongqiao Yu , Feiyue Huang , Rongrong Ji

Cloth changing person re-identification(Re-ID) can work under more complicated scenarios with higher security than normal Re-ID and biometric techniques and is therefore extremely valuable in applications. Meanwhile, higher flexibility in…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Renjie Zhang , Yu Fang , Huaxin Song , Fangbin Wan , Yanwei Fu , Hirokazu Kato , Yang Wu

Physical layer security is an emerging technique to improve the wireless communication security, which is widely regarded as a complement to cryptographic technologies. To design physical layer security techniques under practical scenarios,…

Information Theory · Computer Science 2013-07-22 Biao He , Xiangyun Zhou , Thushara D. Abhayapala

Security concerns in large-scale networked environments are becoming increasingly critical. To further improve the algorithm security from the design perspective of decentralized optimization algorithms, we introduce a new measure: Privacy…

Optimization and Control · Mathematics 2024-12-16 Luqing Wang , Luyao Guo , Shaofu Yang , Xinli Shi

Using commodity WiFi data for applications such as indoor localization, object identification and tracking and channel sounding has recently gained considerable attention. We study the problem of channel impulse response (CIR) estimation…

Information Theory · Computer Science 2020-11-23 Mahdi Barzegar Khalilsarai , Benedikt Gross , Stelios Stefanatos , Gerhard Wunder , Giuseppe Caire

While recent face recognition (FR) systems achieve excellent results in many deployment scenarios, their performance in challenging real-world settings is still under question. For this reason, face image quality assessment (FIQA)…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Žiga Babnik , Vitomir Štruc

Learning With Opponent-Learning Awareness (LOLA) (Foerster et al. [2018a]) is a multi-agent reinforcement learning algorithm that typically learns reciprocity-based cooperation in partially competitive environments. However, LOLA often…

Machine Learning · Computer Science 2022-10-20 Stephen Zhao , Chris Lu , Roger Baker Grosse , Jakob Nicolaus Foerster

Many security techniques working at the physical layer need a correct channel state information (CSI) at the transmitter, especially when devices are equipped with multiple antennas. Therefore such techniques are vulnerable to pilot…

Information Theory · Computer Science 2016-09-09 Stefano Tomasin , Ingmar Land , Frédéric Gabry

Although iterative decoding of polar codes has recently made huge progress based on the idea of permuted factor graphs, it still suffers from a non-negligible performance degradation when compared to state-of-the-art CRC-aided successive…

Information Theory · Computer Science 2020-01-20 Marvin Geiselhart , Ahmed Elkelesh , Moustafa Ebada , Sebastian Cammerer , Stephan ten Brink

We propose application-layer coding schemes to recover lost data in delay-sensitive uplink (sensor-to-gateway) communications in the Internet of Things. Built on an approach that combines retransmissions and forward erasure correction, the…

Information Theory · Computer Science 2022-07-26 Vatsalya Chaubey , Siddhartha S. Borkotoky

When two or more users in a wireless network transmit simultaneously, their electromagnetic signals are linearly superimposed on the channel. As a result, a receiver that is interested in one of these signals sees the others as unwanted…

Information Theory · Computer Science 2011-03-01 Bobak Nazer , Michael Gastpar

The proliferation of sensitive information being stored online highlights the pressing need for secure and efficient user authentication methods. To address this issue, this paper presents a novel zero-effort two-factor authentication (2FA)…

Cryptography and Security · Computer Science 2023-03-07 Ali Abdullah S. AlQahtani , Thamraa Alshayeb

The growing complexity of Deep Neural Networks (DNNs) has led to the adoption of Split Inference (SI), a collaborative paradigm that partitions computation between edge devices and the cloud to reduce latency and protect user privacy.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Yixiang Qiu , Yanhan Liu , Hongyao Yu , Hao Fang , Bin Chen , Shu-Tao Xia , Ke Xu

This paper investigates simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) aided physical layer security (PLS) in multiple-input multiple-output (MIMO) systems, where the base station (BS) transmits…

Information Theory · Computer Science 2024-04-02 Xiequn Dong , Zesong Fei , Xinyi Wang , Meng Hua , Qingqing Wu

This paper presents a Long Range (LoRa) physical-layer data aggregation system (LoRaPDA) that aggregates data (e.g., sum, average, min, max) directly in the physical layer. In particular, after coordinating a few nodes to transmit their…

Signal Processing · Electrical Eng. & Systems 2022-12-14 Lizhao You , Zhirong Tang , Pengbo Wang , Zhaorui Wang , Haipeng Dai , Liqun Fu
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