English
Related papers

Related papers: On the Performance of Cooperative Spectrum Sensing…

200 papers

Spectrum sensing is a fundamental problem in cognitive radio. We propose a function of covariance matrix based detection algorithm for spectrum sensing in cognitive radio network. Monotonically increasing property of function of matrix…

Artificial Intelligence · Computer Science 2012-02-21 Feng Lin , Robert C. Qiu , Zhen Hu , Shujie Hou , James P. Browning , Michael C. Wicks

Combining quantum sensing with quantum computing can lead to quantum computational sensors that are able to more efficiently extract task-specific information from physical signals than is possible otherwise. Early examples of quantum…

Quantum Physics · Physics 2025-07-22 Saeed A. Khan , Sridhar Prabhu , Logan G. Wright , Peter L. McMahon

In fact, the broadcast nature of every transmitter makes it possible for other transceivers in the channel to overhear the broadcasted signal. The proposed idea in cooperative communication is to use these intermediate transceivers as relay…

Signal Processing · Electrical Eng. & Systems 2024-09-25 Ali Mehrban

In this paper, a novel spectrum association approach for cognitive radio networks (CRNs) is proposed. Based on a measure of both inference and confidence as well as on a measure of quality-of-service, the association between secondary users…

Networking and Internet Architecture · Computer Science 2015-08-13 Raghed El-Bardan , Walid Saad , Swastik Brahma , Pramod K. Varshney

In this paper, we study and optimize the cooperation cluster size in cooperative spectrum sensing to maximize the throughput of secondary users (SUs). To calculate the effective throughput, we assume each SU spends just 1 symbol to…

Signal Processing · Electrical Eng. & Systems 2018-03-13 Ebrahim Karami , Amir H. Banihashemi

Cognitive radio nodes have been proposed as means to improve the spectrum utilization. It reuses the spectrum of a primary service provider under the condition that the primary service provider services are not harmfully interrupted. A…

Networking and Internet Architecture · Computer Science 2012-06-15 R. Kaniezhil , C. Chandrasekar , S. NithyaRekha

In this paper, we study the semi-supervised semantic segmentation problem via exploring both labeled data and extra unlabeled data. We propose a novel consistency regularization approach, called cross pseudo supervision (CPS). Our approach…

Computer Vision and Pattern Recognition · Computer Science 2021-06-07 Xiaokang Chen , Yuhui Yuan , Gang Zeng , Jingdong Wang

Social awareness and social ties are becoming increasingly popular with emerging mobile and handheld devices. Social trust degree describing the strength of the social ties has drawn lots of research interests in many fields in wireless…

Information Theory · Computer Science 2018-03-26 H. -M. Wang , Y. Xu , K. -W. Huang , Z. Han , T. A. Tsiftsis

Integrated sensing and communication (ISAC) is a potential technology of the sixth-generation (6G) mobile communication system, which enables communication base station (BS) with sensing capability. However, the performance of single-BS…

Signal Processing · Electrical Eng. & Systems 2024-12-30 Zhiqing Wei , Haotian Liu , Hujun Li , Wangjun Jiang , Zhiyong Feng , Huici Wu , Ping Zhang

In the area of basic and network coded cooperative communication, the expected end-to-end bit error rate (BER) values are frequently required to compare the proposed coding, relaying, and decoding techniques. Instead of obtaining these…

Information Theory · Computer Science 2013-12-06 Tugcan Aktas , A. Ozgur Yilmaz , Emre Aktas

Perceptive mobile network (PMN) is an emerging concept for next-generation wireless networks capable of conducting integrated sensing and communication (ISAC). A major challenge for realizing high performance sensing in PMNs is how to deal…

Information Theory · Computer Science 2023-12-06 Wangjun Jiang , Zhiqing Wei , Shaoshi Yang , Zhiyong Feng , Ping Zhang

The theory of wireless information and power transfer in energy constrained wireless networks has caught the interest of researchers due to its potential in increasing the lifetime of sensor nodes and mitigate the environment hazards caused…

Networking and Internet Architecture · Computer Science 2018-03-23 Tarun Kalluri , Mansi Peer , Vivek Ashok Bohara , Daniel B. da Costa , Ugo S. Dias

This paper introduces a cooperative sensing framework designed for integrated sensing and communication cellular networks. The framework comprises one base station (BS) functioning as the sensing transmitter, while several nearby BSs act as…

Information Theory · Computer Science 2024-04-05 Wenrui Li , Min Li , An Liu , Tony Xiao Han

Motivated by applications to covert quantum radar, we analyze a covert quantum sensing problem, in which a legitimate user aims at estimating an unknown parameter taking finitely many values by probing a quantum channel while remaining…

Information Theory · Computer Science 2020-08-05 Mehrdad Tahmasbi , Matthieu Bloch

Random sampling in compressive sensing (CS) enables the compression of large amounts of input signals in an efficient manner, which is useful for many applications. CS reconstructs the compressed signals exactly with overwhelming…

Information Theory · Computer Science 2016-03-22 Dongeun Lee , Rafael Lima , Jaesik Choi

Cognitive radios (CR) are intelligent radio devices that can sense the radio environment and adapt to changes in the radio environment. Spectrum sensing and spectrum access are the two key CR functions. In this paper, we present a spectrum…

Information Theory · Computer Science 2011-05-04 Donglin Hu , Shiwen Mao

A broadcast channel (BC) where the decoders cooperate via a one-sided link is considered. One common and two private messages are transmitted and the private message to the cooperative user should be kept secret from the cooperation-aided…

Information Theory · Computer Science 2019-05-29 Ziv Goldfeld , Gerhard Kramer , Haim H. Permuter , Paul Cuff

Covert communication's effectiveness critically depends on precise channel state information (CSI). This paper investigates the impact of imperfect CSI on achievable covert communication performance in a two-hop relay system. Firstly, we…

Information Theory · Computer Science 2026-03-03 Jiaqing Bai , Ji He , Yanping Chen , Yulong Shen , Xiaohong Jiang

Most sensory cells use surface receptors to detect environmental stimuli and initiate downstream signaling. Cooperative interactions among sensory receptors is known to play a crucial role in enhancing the sensitivity of biochemical…

Molecular Networks · Quantitative Biology 2014-01-15 Jianmin Sun , Michael Grabe

A major challenge in cooperative sensing is to weight the measurements taken from the various sources to get an accurate result. Ideally, the weights should be inversely proportional to the error in the sensing information. However,…

Robotics · Computer Science 2022-09-08 Edward Andert , Aviral Shrivastava