云南高校图书馆联盟文献共享服务平台- LDP

LDP: 作品数：247被引量：372H指数：9; 导出分析报告; 相关领域：电子电信医药卫生更多>>; 相关作者：甄永苏赵昌峰林孝康陆建华殷柳国更多>>; 相关机构：清华大学北京邮电大学电子科技大学瑞典爱立信有限公司更多>>; 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中国航空科学基金中央高校基本科研业务费专项资金更多>>

一种CMD车载子系统(LDP)试验台的研制: 《铁道机车与动车》2025年第1期30-33,I0002,共5页侯海波; 研制开发一种CMD车载子系统(LDP)试验台,介绍了该试验台的组成、主要功能、测试方法及接口等设计,试验台可以对子系统各项功能进行现场检测,提高了CMD车载子系统在机车上运行的可靠性。; 关键词：CMD车载子系统试验台检测

光载无线通信系统中一种LDPC-PS-64QAM方案: 《光电子．激光》2024年第12期1307-1312,共6页李国栋张春蕾王永刚; 为了解决光载无线(radio-over-fiber,RoF)通信系统发射机光功率受限问题,同时提高信息传输的可靠性,结合低密度奇偶校验(low-density parity-check,LDPC)码与概率整形(probabilistic shaping,PS)技术,提出一种LDPC-PS-64QAM方案来优化Ro...; 关键词：低密度奇偶校验码(LDPC) 概率整形(PS) 光载无线(RoF)通信光信噪比(OSNR)

Demonstration of LDPC-coded PS-64QAM OFDM employing novel bit-class distribution matching in a W-band RoF system: 《Chinese Optics Letters》2024年第8期35-40,共6页Haitao Zhao Bangning Xu Wei Xun Jianxin Ren Shuaidong Chen Long Zhang Li Zhao Bo Liu; supported by the Natural Science Research Startup Foundation of Recruiting Talents of Nanjing University of Posts and Telecommunications(No.NY223144)。; In this work,we proposed and experimentally demonstrated a novel probabilistic shaping(PS)64-ary quadrature amplitude modulation(QAM)orthogonal frequency division multiplexing(OFDM)with low-density parity-check(LDPC)-...; 关键词：probabilistic shaping two-stage bit weight distribution matching orthogonal frequency division multiplexing W-BAND radio-over-fiber system

Personalized trajectory data perturbation algorithm based on quadtree indexing: 《The Journal of China Universities of Posts and Telecommunications》2024年第4期17-27,共11页Liu Kun Jin Junhui Wang Hui Shen Zihao Liu Peiqian; Key Scientific Research Projects of Colleges and Universities in Henan Province(23A520033);Doctoral Scientific Fund of Henan Polytechnic University(B2022-16).; To solve the privacy leakage problem of truck trajectories in intelligent logistics,this paper proposes a quadtreebased personalized joint location perturbation(QPJLP)algorithm using location generalization and local ...; 关键词：intelligent logistics quadtree indexing local differential privacy(LDP) trajectory privacy protection location categories

Improved Belief Propagation Decoder for LDPC-CRC-Polar Codes with Bit-Freezing被引量：1: 《China Communications》2024年第7期135-148,共14页Qasim Jan Yin Chao Pan Zhiwen Muhammad Furqan Zakir Ali You Xiaohu; partially supported by the National Key Research and Development Project under Grant 2020YFB1806805。; Though belief propagation bit-flip(BPBF)decoding improves the error correction performance of polar codes,it uses the exhaustive flips method to achieve the error correction performance of CA-SCL decoding,thus resulti...; 关键词：belief propagation bit-flipping concatenated codes LDPC-CRC-Polar codes polar codes

基于LDP的众包位置数据保护方案: 《计算机工程与设计》2024年第6期1647-1653,共7页吴朝阳李晓会; 国家自然科学基金青年科学基金项目(61802161);辽宁省应用基础研究计划基金项目(2022JH2/101300278)。; 针对众包应用采集用户位置数据导致用户隐私信息泄露的问题,提出一个面向移动端设备的众包位置数据保护方法。通过LAS算法(location-secure anonymous sets)构造安全匿名集,使用细粒度GHC曲线(granularity hilbert curve)对匿名集进行...; 关键词：本地差分隐私位置数据 HILBERT曲线数据采集位置语义区域划分随机响应

小断面膨胀性软岩隧洞一次支护及二次衬砌承载能力分析: 《水利水电工程设计》2024年第1期39-42,72,共5页王汉明田新星蔡元成; 我国在引调水及灌区工程建设过程中,各类软弱围岩隧洞已屡见不鲜。因膨胀性软弱围岩工程性质的特殊性,隧洞施工中经常面对支护结构破坏甚至失稳、大变形等难题。软弱性围岩隧洞以整体变形破坏为主,建立了一次支护数值模型,拟定了不同围...; 关键词：软岩隧洞膨胀性 LDP曲线承载能力有限元分析

Design of Protograph LDPC-Coded MIMO-VLC Systems with Generalized Spatial Modulation被引量：1: 《China Communications》2024年第3期118-136,共19页Dai Lin Fang Yi Guan Yongliang Mohsen Guizani; supported in part by the NSF of China under Grant 62322106,62071131;the Guangdong Basic and Applied Basic Research Foundation under Grant 2022B1515020086;the International Collaborative Research Program of Guangdong Science and Technology Department under Grant 2022A0505050070;in part by the Open Research Fund of the State Key Laboratory of Integrated Services Networks under Grant ISN22-23;the National Research Foundation,Singapore University of Technology Design under its Future Communications Research&Development Programme“Advanced Error Control Coding for 6G URLLC and mMTC”Grant No.FCP-NTU-RG-2022-020.; This paper investigates the bit-interleaved coded generalized spatial modulation(BICGSM) with iterative decoding(BICGSM-ID) for multiple-input multiple-output(MIMO) visible light communications(VLC). In the BICGSM-ID ...; 关键词：bit-interleaved coded modulation generalized spatial modulation multiple-input multipleoutput protograph LDPC codes visible light communication

HX_(D)2B型机车CMD系统车载端LDP板卡程序远程更新的设计与实现: 《铁道机车与动车》2024年第3期31-33,45,I0002,共5页王晴川姜正杜海宾王超; 介绍了车载端LDP与地面服务器端之间的程序远程更新实现过程,利用车载端LDP 4G通信功能以及浏览器/服务器架构模式,设计并实现对车载端LDP各板卡程序更新,以此提高更新效率,减少维护人员的工作时间,减轻上车手动更新方式导致繁琐费时的...; 关键词：专家诊断系统 CMD 远程更新

Facial Expression Recognition with High Response-Based Local Directional Pattern (HR-LDP) Network: 《Computers, Materials & Continua》2024年第2期2067-2086,共20页Sherly Alphonse Harshit Verma; Although lots of research has been done in recognizing facial expressions,there is still a need to increase the accuracy of facial expression recognition,particularly under uncontrolled situations.The use of Local Dir...; 关键词：EMOTION classification CNN NETWORK HR-LDP

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