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Related papers: Enhanced Multiuser CSI-Based Physical Layer Authen…

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This paper investigates the utilization of simultaneously transmitting and reflecting RIS (STAR-RIS) in supporting joint physical layer security (PLS) and covert communications (CCs) in a multi-antenna millimeter wave (mmWave) system, where…

Information Theory · Computer Science 2023-07-18 Han Xiao , Xiaoyan Hu , Ang Li , Wenjie Wang , Zhou Su , Kai-Kit Wong , Kun Yang

Unsupervised person re-identification (re-ID) aims at learning discriminative representations for person retrieval from unlabeled data. Recent techniques accomplish this task by using pseudo-labels, but these labels are inherently noisy and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Yoonki Cho , Woo Jae Kim , Seunghoon Hong , Sung-Eui Yoon

We introduce a generalized Spiking Locally Competitive Algorithm (LCA) that is biologically plausible and exhibits adaptability to a large variety of neuron models and network connectivity structures. In addition, we provide theoretical…

Optimization and Control · Mathematics 2024-07-08 Xuexing Du , Zhong-qi K. Tian , Songting Li , Douglas Zhou

LDP (Local Differential Privacy) has recently attracted much attention as a metric of data privacy that prevents the inference of personal data from obfuscated data in the local model. However, there are scenarios in which the adversary…

Cryptography and Security · Computer Science 2021-12-21 Takao Murakami , Kenta Takahashi

Integrated sensing and communication (ISAC) has emerged as a pivotal technology for next-generation wireless networks, enabling simultaneous data transmission and environmental sensing. However, existing ISAC systems face fundamental…

Signal Processing · Electrical Eng. & Systems 2026-02-18 Amirhossein Taherpour , Abbas Taherpour , Tamer Khattab

Low-rank adaptation (LoRA) has emerged as a powerful tool for parameter-efficient fine-tuning of large language models (LLMs). This paper studies LoRA under a federated learning setting, enabling collaborative fine-tuning across clients…

Machine Learning · Statistics 2026-05-21 Shuaida He , Liwen Chen , Long Feng

Information reconciliation is a crucial procedure in the classical post-processing of quantum key distribution (QKD). Poor reconciliation efficiency, revealing more information than strictly needed, may compromise the maximum attainable…

Quantum Physics · Physics 2013-01-30 Jesus Martinez-Mateo , David Elkouss , Vicente Martin

Digital image forensics plays a crucial role in image authentication and manipulation localization. Despite the progress powered by deep neural networks, existing forgery localization methodologies exhibit limitations when deployed to…

Cryptography and Security · Computer Science 2024-11-20 Chenqi Kong , Anwei Luo , Shiqi Wang , Haoliang Li , Anderson Rocha , Alex C. Kot

The physical layer security (PLS) is investigated for reconfigurable intelligent surface (RIS) assisted wireless networks, where a source transmits its confidential information to a legitimate destination with the aid of a single small RIS…

Information Theory · Computer Science 2022-10-06 Haiyan Guo , Zhen Yang , Yulong Zou , Bin Lyu , Yuhan Jiang , Lajos Hanzo

Existing alignment-based methods have to employ the pretrained human parsing models to achieve the pixel-level alignment, and cannot identify the personal belongings (e.g., backpacks and reticule) which are crucial to person re-ID. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Kuan Zhu , Haiyun Guo , Zhiwei Liu , Ming Tang , Jinqiao Wang

Large Language Models (LLMs) demonstrate remarkable capabilities in text understanding and generation. However, their tendency to produce factually inconsistent outputs, commonly referred to as ''hallucinations'', remains a critical…

Computation and Language · Computer Science 2026-01-13 Dingwei Chen , Ziqiang Liu , Feiteng Fang , Chak Tou Leong , Shiwen Ni , Ahmadreza Argha , Hamid Alinejad-Rokny , Min Yang , Chengming Li

The paper presents a joint beamforming algorithm using statistical channel state information (S-CSI) for reconfigurable intelligent surfaces (RIS) for multiuser MISO wireless communications. We used S-CSI, which is a long-term average of…

Signal Processing · Electrical Eng. & Systems 2022-09-21 Mahdi Eskandari , Huiling Zhu , Arman Shojaeifard , Jiangzhou Wang

Person re-identification (ReID) plays a pivotal role in computer vision, particularly in surveillance and security applications within IoT-enabled smart environments. This study introduces the Enhanced Pedestrian Alignment Network (EPAN),…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Zhiyang Jia , Hongyan Cui , Ge Gao , Bo Li , Minjie Zhang , Zishuo Gao , Huiwen Huang , Caisheng Zhuo

We focus Slepian-Wolf (SW) coding in the short blocklength for reconciliation in secret key generation and physical unclonable functions. In the problem formulation, two legitimate parties wish to generate a common secret key from a noisy…

Signal Processing · Electrical Eng. & Systems 2021-03-23 Mahdi Shakiba-Herfeh , Arsenia Chorti

This paper addresses the person re-identification (PReID) problem by combining global and local information at multiple feature resolutions with different loss functions. Many previous studies address this problem using either part-based…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Arda Efe Okay , Manal AlGhamdi , Robert Westendorp , Mohamed Abdel-Mottaleb

Recent years have witnessed the proliferation of Low-power Wide Area Networks (LPWANs) in the unlicensed band for various Internet-of-Things (IoT) applications. Due to the ultra-low transmission power and long transmission duration, LPWAN…

Networking and Internet Architecture · Computer Science 2021-09-09 Kai Sun , Zhimeng Yin , Weiwei Chen , Shuai Wang , Zeyu Zhang , Tian He

Real-world face recognition systems are vulnerable to both physical presentation attacks (PAs) and digital forgery attacks (DFs). We aim to achieve comprehensive protection of biometric data by implementing a unified physical-digital…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Jiabao Guo , Yadian Wang , Hui Ma , Yuhao Fu , Ju Jia , Hui Liu , Shengeng Tang , Lechao Cheng , Yunfeng Diao , Ajian Liu

This work proposes a modified version of an emerging nature-inspired technique, named Flower Pollination Algorithm (FPA), for equalizing digital multiuser channels. This equalization involves two different tasks: 1) estimation of the…

Signal Processing · Electrical Eng. & Systems 2024-12-04 Luis M. San-José-Revuelta , Pablo Casaseca-de-la-Higuera

In a spoofing attack, a malicious actor impersonates a legitimate user to access or manipulate data without authorization. The vulnerability of cryptographic security mechanisms to compromised user credentials motivates spoofing attack…

Signal Processing · Electrical Eng. & Systems 2024-01-17 Tien Ngoc Ha , Daniel Romero

Image Splicing Localization (ISL) is a fundamental yet challenging task in digital forensics. Although current approaches have achieved promising performance, the edge information is insufficiently exploited, resulting in poor integrality…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yakun Niu , Pei Chen , Lei Zhang , Hongjian Yin , Qi Chang