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QUADRATURE: 作品数：207被引量：256H指数：7; 导出分析报告; 相关领域：电子电信更多>>; 相关作者：池保勇王志华孔云波刘玉磊冯新喜更多>>; 相关机构：清华大学复旦大学空军工程大学西安机电信息技术研究所更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家高技术研究发展计划国家重点基础研究发展计划中国博士后科学基金更多>>

Generalized Quadrature Spatial Modulation for STAR-RIS Aided NOMA Networks: 《China Communications》2025年第4期1-12,共12页Guo Yonghao Dang Shuping Li Jun Shang Wenli Hou Jia Huang Yu; supported in part by Guangdong Basic and Applied Basic Research Foundation under Grants 2023A1515030118 and 2024A1515010012;in part by the Guangzhou Science and Technology Project under Grant 2023A03J0110;in part by Guangzhou Basic Research Program Municipal School(College)Joint Funding Project under Grant 2025A03J3119;in part by National Natural Science Foundation of China under Grant 62173101;in part by the Key Discipline Project of Guangzhou Education Bureau under Grant 202255467;in part by the Key Laboratory of on-Chip Communication and Sensor Chip of Guangdong Higher Education Institutes under Grant 2023KSYS002。; The simultaneously transmitting and reflecting reconfigurable intelligent surface(STAR-RIS)is regarded as a promising paradigm for enhancing the connectivity and reliability of non-orthogonal multiple access(NOMA)netw...; 关键词：index modulation NOMA STAR-RIS

TENSOR NEURAL NETWORK AND ITS NUMERICAL INTEGRATION: 《Journal of Computational Mathematics》2024年第6期1714-1742,共29页Yifan Wang Hehu Xie Pengzhan Jin; supported in part by the National Key Research and Development Program of China(Grant No.2019YFA0709601);by the National Center for Mathematics and Interdisciplinary Science,CAS.; In this paper,we introduce a type of tensor neural network.For the first time,we propose its numerical integration scheme and prove the computational complexity to be the polynomial scale of the dimension.Based on the...; 关键词：Tensor neural network Numerical integration Fixed quadrature points Machine learning High-dimensional eigenvalue problem

Deep Learning Based Signal Detection for Quadrature Spatial Modulation System: 《China Communications》2024年第10期78-85,共8页Shu Dingyun Peng Yuyang Yue Ming Fawaz AL-Hazemi Mohammad Meraj Mirza; supported in part by The Science and Technology Development Fund, Macao SAR, China (0108/2020/A3);in part by The Science and Technology Development Fund, Macao SAR, China (0005/2021/ITP);the Deanship of Scientific Research at Taif University for funding this work。; With the development of communication systems, modulation methods are becoming more and more diverse. Among them, quadrature spatial modulation(QSM) is considered as one method with less capacity and high efficiency. ...; 关键词：bit error rate COMPLEXITY deep learning quadrature spatial modulation

欧洲法院国家安全情报领域算法规制的经验及其借鉴——以La Quadrature du Net and Others案为例: 《情报探索》2024年第8期49-55,共7页吴常青张春晖罗佳明; 四川省哲学社会科学重点研究基地——社会治理创新研究中心资助重点项目“国家安全情报领域算法规制研究”(项目编号:SHZLZD2302)成果之一。; [目的/意义]La Quadrature du Net and Others案是欧盟法院第一次以判决的形式回应成员国国家安全情报领域算法运用的立法,对其进行研究不仅能够拓展理论研究的视界,也可为我国相关制度的构建提供镜鉴。[方法/过程]采取案例分析法,深入...; 关键词：国家安全情报算法算法规制欧盟法院法国

Non-Gaussianity detection of single-mode rotationally symmetric quantum states via cumulant method: 《Chinese Physics B》2024年第5期264-273,共10页向少华黄利军米贤武; Project supported by the Natural Science Foundation of Hunan Province of China(Grant No.2021JJ30535)。; The non-Gaussianity of quantum states incarnates an important resource for improving the performance of continuous-variable quantum information protocols.We propose a novel criterion of non-Gaussianity for single-mode...; 关键词：non-Gaussianity criterion cumulant matrix quadrature distribution

20736-node weighted max-cut problem solving by quadrature photonic spatial Ising machine: 《Science China(Information Sciences)》2023年第12期285-286,共2页Xin YE Wenjia ZHANG Shaomeng WANG Xiaoxuan YANG Zuyuan HE; supported by National Key Research and Development Program of China (Grant No.2019YFB1802903);National Natural Science Foundation of China (Grant Nos.62175146,62235011);Major Key Project of PCL (Grant No.PCL2021A14)。; The max-cut problem is one of the fundamental NP-hard problems in combinatorial optimization,which can describe the practical applications such as data clustering,machine scheduling,and image recognition.This problem ...; 关键词：problem optimization image

Enhanced imaging through turbid water based on quadrature lock-in discrimination and retinex aided by adaptive gamma function for illumination correction被引量：1: 《Chinese Optics Letters》2023年第10期24-29,共6页Riffat Tehseen Amjad Ali Mithilesh Mane 葛文敏李燕龙张泽君徐敬; supported in part by the National Key Research and Development Program of China(Nos.2022YFC2808200 and 2022YFB2903403);the National Natural Science Foundation of China(NSFC)(No.61971378);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA22030208).; This paper presents an improved method for imaging in turbid water by using the individual strengths of the quadrature lock-in discrimination(QLD)method and the retinex method.At first,the high-speed QLD is performed ...; 关键词：quadrature lock-in discrimination clear vision scattering RETINEX uneven illumination

All Zeros of the Riemann Zeta Function in the Critical Strip Are Located on the Critical Line and Are Simple: 《Advances in Pure Mathematics》2023年第6期402-411,共10页Frank Stenger; In this paper we study the function , for z∈C. We derive a functional equation that relates G(z) and G(1−z) for all z∈C, and we prove: 1) that G and the Riemann zeta function ζ have exactly the same zeros in the cr...; 关键词：Riemann Hypothesis Fourier Transforms Schwarz Reflection Principle Cauchy-Riemann Equations Trapezoidal-Midordinate Quadrature

Fiber Fabry-Perot Demodulation System Based on Dual Fizeau Interferometers: 《Photonic Sensors》2023年第2期56-68,共13页Deyi KONG Zengyu SONG Ning WANG Zhiqi WANG Peijian HUANG Yong ZHU Jie ZHANG; In this study,we present a dual-Fizeau-interferometer-based high-speed and wide-range fiber-optic Fabry-Perot(F-P)demodulation system.We employ two Fizeau interferometers with air cavity thickness satisfying the quadr...; 关键词：Fiber-optic Fabry-Perot sensor Fizeau interferometer LED optical path difference quadrature requirement

A Procedure for the Squaring of a Circle (of Any Radius): 《Advances in Pure Mathematics》2023年第2期96-102,共7页Lyndon O. Barton; This paper presents a graphical procedure for the squaring of a circle of any radius. This procedure, which is based on a novel application of the involute profile, when applied to a circle of arbitrary radius (using ...; 关键词：Famous Problems in Mathematics ARCHIMEDES College Mathematics INVOLUTE Mean Proportional Principle Squaring the Circle QUADRATURE Geometer’s Sketch Pad College Geometry

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