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Non-cooperative communications, where a receiver can automatically distinguish and classify transmitted signal formats prior to detection, are desirable for low-cost and low-latency systems. This work focuses on the deep learning enabled…

Signal Processing · Electrical Eng. & Systems 2019-11-15 Tongyang Xu , Izzat Darwazeh

The wireless mobile communication system is updated and iterated on the whole almost every decade. It is now in the development period of the application scenarios of the fifth generation mobile communication system (5G). Unfortunately, 5G…

Systems and Control · Electrical Eng. & Systems 2022-09-21 Shijie Zhu , Xu Du

Over the course of the past two decades, a substantial body of research has substantiated the viability of utilising cardiac signals as a biometric modality. This paper presents a novel approach for patient identification in healthcare…

Machine Learning · Computer Science 2024-11-27 Caterina Fuster-Barceló , Carmen Cámara , Pedro Peris-López

Resource allocation and multiple access schemes are instrumental for the success of communication networks, which facilitate seamless wireless connectivity among a growing population of uncoordinated and non-synchronized users. In this…

Signal Processing · Electrical Eng. & Systems 2023-06-22 Sajad Daei , Saeed Razavikia , Marios Kountouris , Mikael Skoglund , Gabor Fodor , Carlo Fischione

This paper considers the problem of spectrum sensing in cognitive radio networks when the primary user employs Orthogonal Frequency Division Multiplexing (OFDM). We develop cooperative sequential detection algorithms based on energy…

Information Theory · Computer Science 2010-05-11 ArunKumar Jayaprakasam , Vinod Sharma , Chandra R. Murthy , Prashant Narayanan

Fraud detection is crucial in social service networks to maintain user trust and improve service network security. Existing spectral graph-based methods address this challenge by leveraging different graph filters to capture signals with…

Machine Learning · Computer Science 2025-05-05 Wenxin Zhang , Ding Xu , Xi Xuan , Lei Jiang , Guangzhen Yao , Renda Han , Xiangxiang Lang , Cuicui Luo

This work presents blind joint interference suppression and power allocation algorithms for DS-CDMA networks with multiple relays and decode and forward protocols. A scheme for joint allocation of power levels across the relays subject to…

Information Theory · Computer Science 2013-04-10 Rodrigo C. de Lamare

The ability to rapidly identify symmetry and anti-symmetry is an essential attribute of intelligence. Symmetry perception is a central process in human vision and may be key to human 3D visualization. While previous work in understanding…

Neurons and Cognition · Quantitative Biology 2017-09-11 Jonathan K. George , Cesare Soci , Volker J. Sorger

This paper proposes a low-complexity algorithm for blind equalization of data in OFDM-based wireless systems with general constellations. The proposed algorithm is able to recover data even when the channel changes on a symbol-by-symbol…

Information Theory · Computer Science 2015-06-05 Tareq Y. Al-Naffouri , Ala Dahman , Muhammad S. Sohail , Weiyu Xu , Babak Hassibi

We propose a method for MIMO decoding when channel state information (CSI) is unknown to both the transmitter and receiver. The proposed method requires some structure in the transmitted signal for the decoding to be effective, in…

Signal Processing · Electrical Eng. & Systems 2018-02-06 Thomas R. Dean , Mary Wootters , Andrea J. Goldsmith

Multispectral pedestrian detection has shown great advantages under poor illumination conditions, since the thermal modality provides complementary information for the color image. However, real multispectral data suffers from the position…

Computer Vision and Pattern Recognition · Computer Science 2019-10-21 Lu Zhang , Xiangyu Zhu , Xiangyu Chen , Xu Yang , Zhen Lei , Zhiyong Liu

With the introduction of shared spectrum sensing and beam-forming based multi-antenna transceivers, 5G networks demand spectrum sensing to identify opportunities in time, frequency, and spatial domains. Narrow beam-forming makes it…

Signal Processing · Electrical Eng. & Systems 2021-07-26 Piyush Sahoo , Romesh Rajoria , Shivam Chandhok , S. J. Darak , Danilo Pau , Hem-Dutt Dabral

The classification of fifth-generation New-Radio (5G-NR) mobile network traffic is an emerging topic in the field of telecommunications. It can be utilized for quality of service (QoS) management and dynamic resource allocation. However,…

Machine Learning · Computer Science 2023-07-18 Xiao Fei , Philippe Martins , Jialiang Lu

The demand for accurate localization has risen in recent years to enable the emerging of autonomous vehicles. To have these vehicles in the traffic ecosystem of smart cities, the need for an accurate positioning system is emphasized. To…

Signal Processing · Electrical Eng. & Systems 2021-08-24 Ghazaleh Kia , Laura Ruotsalainen

Despite recent development in methodology, community detection remains a challenging problem. Existing literature largely focuses on the standard setting where a network is learned using an observed adjacency matrix from a single data…

Methodology · Statistics 2018-06-21 Luwan Zhang , Katherine Liao , Issac Kohane , Tianxi Cai

We propose a learning-based method for the joint design of a transmit and receive filter, the constellation geometry and associated bit labeling, as well as a neural network (NN)-based detector. The method maximizes an achievable…

Information Theory · Computer Science 2022-03-25 Fayçal Ait Aoudia , Jakob Hoydis

5G communication systems and beyond are envisioned to support an extremely diverse set of use cases with different performance requirements. These different requirements necessitate the use of different numerologies for increased…

Signal Processing · Electrical Eng. & Systems 2020-02-27 Stephen McWade , Mark F. Flanagan , Lei Zhang , Arman Farhang

Signal detection in environments with unknown signal bandwidth and time intervals is a fundamental problem in adversarial and spectrum-sharing scenarios. This paper addresses the problem of detecting signals occupying unknown degrees of…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Ali Rasteh , Sundeep Rangan

Spectrum sensing is one of the means of utilizing the scarce source of wireless spectrum efficiently. In this paper, a convolutional neural network (CNN) model employing spectral correlation function which is an effective characterization…

Signal Processing · Electrical Eng. & Systems 2021-04-29 Kürşat Tekbıyık , Özkan Akbunar , Ali Rıza Ekti , Ali Görçin , Güneş Karabulut Kurt , Khalid A. Qaraqe

This paper proposes a novel pseudo-labeling method for medical image segmentation that can perform learning on ``individual images'' to select effective pseudo-labels. We introduce Positive and Unlabeled Learning (PU learning), which uses…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Takehiro Yamane , Itaru Tsuge , Susumu Saito , Ryoma Bise