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An Overview of Wireless Communication Technology Using Deep Learning 被引量:6
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作者 Jiyu Jiao Xuehong Sun +1 位作者 Liang Fang jiafeng lyu 《China Communications》 SCIE CSCD 2021年第12期1-36,共36页
with the development of 5G,the future wireless communication network tends to be more and more intelligent.In the face of new service de-mands of communication in the future such as super-heterogeneous network,multipl... with the development of 5G,the future wireless communication network tends to be more and more intelligent.In the face of new service de-mands of communication in the future such as super-heterogeneous network,multiple communication sce-narios,large number of antenna elements and large bandwidth,new theories and technologies of intelli-gent communication have been widely studied,among which Deep Learning(DL)is a powerful technology in artificial intelligence(AI).It can be trained to con-tinuously learn to update the optimal parameters.This paper reviews the latest research progress of DL in in-telligent communication,and emphatically introduces five scenarios including Cognitive Radio(CR),Edge Computing(EC),Channel Measurement(CM),End to end Encoder/Decoder(EED)and Visible Light Com-munication(VLC).The prospect and challenges of further research and development in the future are also discussed. 展开更多
关键词 artificial intelligence wireless communi�cation deep learning cognitive radio edge comput�ing channel measurement end-to-end encoder and decoder visible light communication
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稳定范畴与三角等价
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作者 胡江胜 吕家凤 +1 位作者 张东东 周潘岳 《中国科学:数学》 CSCD 北大核心 2023年第4期565-576,共12页
外三角范畴是三角范畴和正合范畴的推广,很多重要的结论都能统一在这个框架下.本文通过外三角范畴中的理想商实现了模型结构诱导的局部化商,即建立了这两种商范畴之间的三角等价.与此同时,也将此结果应用到Frobenius正合范畴、环R的同... 外三角范畴是三角范畴和正合范畴的推广,很多重要的结论都能统一在这个框架下.本文通过外三角范畴中的理想商实现了模型结构诱导的局部化商,即建立了这两种商范畴之间的三角等价.与此同时,也将此结果应用到Frobenius正合范畴、环R的同伦范畴和Gorenstein对象的稳定范畴. 展开更多
关键词 外三角范畴 稳定范畴 子商范畴 三角等价
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Modulation Recognition of Radio Signals Based on Edge Computing and Convolutional Neural Network 被引量:2
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作者 Jiyu Jiao Xuehong Sun +4 位作者 Yanpeng Zhang Liping Liu Jianfeng Shao jiafeng lyu Liang Fang 《Journal of Communications and Information Networks》 CSCD 2021年第3期280-300,共21页
Software defined radio(SDR)is a wireless communication technology that uses modern software to control the traditional“pure hardware circuit”.It can provide an effective and secure solution to the problem of buildin... Software defined radio(SDR)is a wireless communication technology that uses modern software to control the traditional“pure hardware circuit”.It can provide an effective and secure solution to the problem of building multi-mode,multi-frequency and multifunction wireless communication equipment.Although the concept and application of SDR have been studied a lot,there is little discussion about the operating efficiency of the established system.For the purpose of shortening the delay of mapping and reducing the high computing load in the cloud,a radio monitoring system based on edge computing is developed to achieve the flexible,extensible and real-time monitoring of high-performance SDR applications.To promote the edge intelligence of deep learning(DL)service deployment through edge computing(EC),we developed an edge intelligence algorithm of convolutional neural network(CNN)based on attention mechanism to carry out modulation recognition(MR)of the edge signal and make MR closer to the antenna terminal.Through the experiment of the system and the edge algorithm,this thesis verifies the effectiveness of the developed multifunction radio signal monitoring system. 展开更多
关键词 edge computing software-defined radio cognitive radio USRP energy perception modulation recognition convolutional neural network frequencyhopping recognition
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