云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(61101122)

国家自然科学基金(61101122): 作品数：11被引量：19H指数：3; 导出分析报告; 相关作者：马琳崔立廷周才发夏颖张中兆更多>>; 相关机构：哈尔滨工业大学中国电子科技集团第五十四研究所齐齐哈尔大学更多>>; 相关期刊：《无线电通信技术》《系统工程与电子技术》《华南理工大学学报（自然科学版）》《Journal of Harbin Institute of Technology(New Series)》更多>>; 相关主题：WLANBASED_ONALGORITHMSEMI-SUPERVISEDADAPTIVE更多>>; 相关领域：电子电信自动化与计算机技术农业科学更多>>

一种海面定向天线自动跟踪系统被引量：6: 《无线电通信技术》2016年第3期55-58,共4页崔立廷; 国家自然科学基金项目(61101122); 从海地无线通信系统完成一个空中平台与多套船载设备之间高速数传的应用出发,针对空中设备对船载设备无线通信系统目标跟踪需求,设计了一种基于GPS定位数据的船载海面定向天线自动跟踪系统,阐述了自动跟踪系统的实现方案和跟踪算法。根...; 关键词：定向天线跟踪系统目标跟踪

Semi-Supervised Clustering Fingerprint Positioning Algorithm Based on Distance Constraints: 《Journal of Harbin Institute of Technology(New Series)》2015年第6期55-61,共7页Ying Xia Zhongzhao Zhang Lin Ma Yao Wang; Sponsored by the National Natural Science Foundation of China(Grant No.61101122 and 61071105); With the rapid development of WLAN( Wireless Local Area Network) technology,an important target of indoor positioning systems is to improve the positioning accuracy while reducing the online computation.In this paper,...; 关键词：wireless local area network(WLAN) SEMI-SUPERVISED similarity matrix CLUSTERING affinity propagation

A Semi-Supervised WLAN Indoor Localization Method Based on l1-Graph Algorithm被引量：1: 《Journal of Harbin Institute of Technology(New Series)》2015年第4期55-61,共7页Liye Zhang Lin Ma Yubin Xu; Sponsored by the National Natural Science Foundation of China(Grant No.61101122);the National High Technology Research and Development Program of China(Grant No.2012AA120802);the National Science and Technology Major Project of the Ministry of Science and Technology of China(Grant No.2012ZX03004-003); For indoor location estimation based on received signal strength( RSS) in wireless local area networks( WLAN),in order to reduce the influence of noise on the positioning accuracy,a large number of RSS should be colle...; 关键词：indoor location estimation l1-graph algorithm semi-supervised learning wireless local area networks(WLAN)

基于半监督流形学习的WLAN室内定位算法被引量：6: 《系统工程与电子技术》2014年第7期1422-1427,共6页夏颖马琳张中兆周才发; 国家自然科学基金(61101122);国家高技术研究发展计划(863计划)(2012AA120802)资助课题; 针对无线局域网室内定位系统中,因参考点密集布设而带来的数据采集、更新及定位匹配运算量增加的问题,提出了一种新的基于半监督流形学习的降维判别嵌入定位算法。该算法利用少量已标记数据和部分未标记数据,通过求解目标函数最优化,对...; 关键词：无线局域网半监督流形学习降维判别嵌入定位算法

基于非合作博弈论的异构网络选择算法被引量：5: 《华南理工大学学报（自然科学版）》2014年第5期29-35,共7页郎改平徐玉滨马琳; 国家自然科学基金资助项目(61101122); 下一代异构无线网络中,垂直切换是保证系统性能的重要手段,切换执行前的网络选择更是研究的重中之重.针对现有异构网络选择算法仅从用户或网络角度考虑,且阻塞率和掉话率较高的问题,文中提出了一种基于非合作博弈的异构网络选择算法,通...; 关键词：通信技术异构网络网络选择博弈论网络收益

Adaptive Neighboring Selection Algorithm Based on Curvature Prediction in Manifold Learning: 《Journal of Harbin Institute of Technology(New Series)》2013年第3期119-123,共5页Lin Ma Cai-Fa Zhou Xi Liu Yu-Bin Xu; Sponsored by the National Natural Science Foundation of China (Grant No. 61101122 and 61071105);Fundamental Research Funds for the Central Universities (Grant No. HIT. NSRIF. 2010090);Science and Technology on Information Transmission and Dissemination in Communication Networks Laboratory (Grant No. ITD-U12004);Postdoctoral Science Research Development Foundation of Heilongjiang Province (Grant No. LBH-Q12080); Recently manifold learning algorithm for dimensionality reduction attracts more and more interests, and various linear and nonlinear,global and local algorithms are proposed. The key step of manifold learning algorith...; 关键词：manifold learning curvature prediction adaptive neighboring selection residual variance

A Joint Rate Control and AMC Algorithm for Adaptive Transmission Systems被引量：1: 《Journal of Harbin Institute of Technology(New Series)》2013年第2期12-16,共5页Yang Yu Xue-Zhi Tan Yong-Gang Chi Lin Ma Yao Wang; Sponsored by the National Natural Science Foundation and Civil Aviation Administration of China(Grant No.61101122 and 61071104);the Science and Technology on Information Transmission and Dissemination in Communication Networks Laboratory(Grant No.ITD-U12004/K1260010); The traditional communication system is effectively designed for the worst-case channel state and it can not use the spectral efficiently over the time-varying multipath channel. In order to improve the spectral effic...; 关键词：adaptive modulation and coding average spectral efficiency adaptive transmission system modulation and coding scheme switching table

Novel Spectrum Allocation Algorithm Based on the Activities of Primary Users for Cognitive Radio Networks: 《Journal of Harbin Institute of Technology(New Series)》2013年第1期57-62,共6页Yao Wang Zhong-Zhao Zhang Lin Ma Jia-Mei Chen; Sponsored by the National Natural Science Foundation and Civil Aviation Administration of China(Grant No.61071104 and 61101122);Science and Technology on Information Transmission and Dissemination in Communication Networks Laboratory(Grant No.ITD-U12004/K1260010);the National Science and Technology Major Project of the Ministry of Science and Technology of China(Grant No.2012ZX03004-003); In traditional cognitive radio (CR) network, most existing graph-based spectrum allocation schemes don't take on-off behavior of primary users (PUs) into consideration. In this paper, a novel spectrum allocation algor...; 关键词：cognitive radio resource allocation activities of primary users fairness.

Multi-cluster-center based filtering algorithm and its application to WLAN indoor positioning: 《Journal of Harbin Institute of Technology(New Series)》2012年第3期122-128,共7页徐玉滨李利民马琳; Sponsored by the National Natural Science Foundation of China (Grant No. 61071105 and 61101122);the Fundamental Research Funds for the Central Universities (Grant No. HIT. NSRIF. 2010090); Wireless local area network(WLAN) is developing to a ubiquitous technique in daily life.As a related product,WLAN based indoor positioning system is attracting more and more concern.Fingerprint is a mainstream method ...; 关键词：RSS filtering clustering WLAN indoor positioning FINGERPRINT

Traffic analysis on carrier accessing for WLAN indoor positioning system: 《Journal of Harbin Institute of Technology(New Series)》2012年第2期113-118,共6页马琳秦丹阳徐玉滨; Sponsored by the National Natural Science Foundation and Civil Aviation Administration of China (Grant No. 61101122);the Fundamental Research Funds for the Central Universities (Grant No. HIT. NSRIF. 2010090);the China Postdoctoral Science Foundation (Grant No. 20100471079);the Heilongjiang Province Postdoctoral Science Foundation (Grant No. LBH-z10127); Currently,the WLAN indoor positioning system attracts a lot of interests,not only because of the cheap implementation but also because of the high positioning accuracy comparing with other indoor positioning systems.T...; 关键词：WLAN i extended Erlang B blocking probability Queue theory recalling factor

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