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检索条件"机构=State Key Laboratory of Geo-information Engineering"
136 条 记 录,以下是1-10 订阅
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GOCE Precise Orbit Determination using Pure Dynamic Method and Reduced Dynamic Method
GOCE Precise Orbit Determination using Pure Dynamic Method a...
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第四届中国卫星导航学术年会
作者: Tianhe Xu Min Li Kangkang Chen State Key Laboratory of Geo-information Engineering Xian Research Institute of Surveying and Mapping School of Geology Engineering and Surveying Chang’an University School of Geology Engineering and Surveying Chang’an University
The basic principles and mathematical models for pure dynamic orbit determination and reduced dynamic orbit determination are reviewed briefly. The GOCE orbit determination accuracies of pure dynamic
来源: 同方会议论文 评论
Research on BD Nanosecond One-way Timing Method
Research on BD Nanosecond One-way Timing Method
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第七届中国卫星导航学术年会
作者: Longxia Xu Dandan Li Xiaohui Li Feng Zhu National Time Service Center CAS Key Laboratory of Precision Navigation Positioning and Timing CAS State Key Laboratory of Geo-information Engineering
Different from other GNSS navigation systems,the constellation of BD navigation system consists of Geo,MEO and IGSO satellites which is the characteristic of BD.The altitude of Geo orbit is higher than that of MEO.The... 详细信息
来源: 万方会议 评论
Geometric effects on self-assemble of a BP ribbon on a CNT
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Computational Materials Science 2020年 171卷
作者: Yixuan Wang Jing Cao Junrui Chai Jiao Shi State Key Laboratory of Eco-hydraulics in Northwest Arid Region of China Xi’an University of Technology Xi’an 710048 China State Key Laboratory of Geo-information Engineering Xi’an 710048 China College of Water Resources and Architectural Engineering Northwest A&F University Yangling 712100 China State Key Laboratory of Structural Analysis for Industrial Equipment Dalian University of Technology Dalian 116024 China
Highlights Self-assembly of a black phosphorus (BP) ribbon on CNTs with different shapes were studied. Relative position of CNT and BP ribbon influences self-assembly result. A perfect BP nanotube can be obtaine... 详细信息
来源: ElsevierScienceDirect期刊 ElsevierScienceDirec... 评论
Capturing what human eyes perceive: A visual hierarchy generation approach to emulating saliency-based visual attention for grid-like urban street networks
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Computers, environment and urban systems 2020年 80卷
作者: Wenjie Zhen Lin Yang Mei-Po Kwan Zejun Zuo Bo Wan Shunping Zhou Shengwen Li Yaqin Ye Haoyue Qian Xiaofang Pan School of Geography and information Engineering China University of Geosciences 388 Lumo Road Wuhan 430074 China Key Laboratory of Urban Land Resources Monitoring and Simulation Ministry of Land and Resources Shenzhen 518040 China State Key Laboratory of Geo-information Engineering Xi’an 710054 China Department of Geography and Resource Management and Institute of Space and Earth Information Science Fok Ying Tung Remote Sensing Science Building The Chinese University of Hong Kong Shatin Hong Kong China Urban and Environmental Science College Xin Yang Normal University 237 Nanhu Road Xinyang 464000 China
Highlights Hierarchies of grid-like streets is prone to cause visual cognitive confusion. Using saliency-based visual attention greatly improves visual discrimination. The proposed indicator help forming scaling... 详细信息
来源: ElsevierScienceDirect期刊 ElsevierScienceDirec... 评论
A gradient boosting decision tree based GPS signal reception classification algorithm
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Applied soft computing 2020年 86卷
作者: Rui Sun Guanyu Wang Wenyu Zhang Li-Ta Hsu Washington Y. Ochieng College of Civil Aviation Nanjing University of Aeronautics and Astronautics Nanjing 210016 China Shandong Provincial Key Laboratory of Optical Astronomy and Solar-Terrestrial Environment Shandong University Weihai 264209 China State Key Laboratory of Geo-information Engineering Xi’an Research Institute of Surveying and Mapping Xi’an 710054 China Interdisciplinary Division of Aeronautical and Aviation Engineering The Hong Kong Polytechnic University Hong Kong Center for Transport Studies Imperial College London London SW7 2AZ UK
Highlights Proposed a robust GBDT based signal reception calssification algorithm by using C/N0, pseudorange residuals and satellite elevation angle as the input features. Designed sensitivity analysis to select t... 详细信息
来源: ElsevierScienceDirect期刊 ElsevierScienceDirec... 评论
Geo-parcel-based Geographical thematic mapping using C5.0 decision tree: a case study of evaluating sugarcane planting suitability
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Earth Science Informatics 2019年 第1期12卷 57-70页
作者: Tianjun Wu View author's OrcID profile Wen Dong Jiancheng Luo Yingwei Sun Qiting Huang Weizhi Wu Xiaodong Hu Department of Mathematics and information Science College of Science Chang'an University 710064 Xi'an People's Republic of China Key Laboratory of Spatial Data Mining & information Sharing of Ministry of Education Fuzhou University 350002 Fuzhou People's Republic of China State Key Laboratory of Geo-information Engineering 710054 Xi'an People's Republic of China Key Laboratory of Oceanographic Big Data Mining & Application of Zhejiang Province Zhejiang Ocean University 316022 Zhoushan People's Republic of China State Key Laboratory of Remote Sensing Science Institute of Remote Sensing and Digital Earth Chinese Academy of Sciences 100101 Beijing People's Republic of China University of Chinese Academy of Sciences 100049 Beijing People's Republic of China Agricultural Science and Technology information Research Institute Guangxi Academy of Agricultural Sciences 530007 Nanning People's Republic of China
Geographical thematic mapping based on spatial information can effectively support scientific decision-making in Geosciences. To obtain finer spatial decision information, this paper proposes a Geo-parcel-based themat... 详细信息
来源: EBSCOASC期刊 EBSCOASC期刊 springerlink期刊 springerlink期刊 评论
Geo-Object-Based Soil Organic Matter Mapping Using Machine Learning Algorithms With Multi-Source Geo-Spatial Data
IEEE journal of selected topics in applied earth observation...
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IEEE journal of selected topics in applied earth observations and remote sensing;IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 2019年 第4期12卷 1091-1106页
作者: Wu, Tianjun Luo, Jiancheng Dong, Wen Sun, Yingwei Xia, Liegang Zhang, Xuejian Department of Mathematics and information Science College of Science Chang'An University Xi'an 710064 China Key Laboratory of Spatial Data Mining and information Sharing Ministry of Education Fuzhou University Fujian 350116 China State Key Laboratory of Geo-information Engineering Xi'an 710054 China State Key Laboratory of Remote Sensing Science Institute of Remote Sensing and Digital Earth Chinese Academy of Sciences Beijing 100864 China University of Chinese Academy of Sciences Beijing 100049 China College of Computer Science and Technology Zhejiang University of Technology Hangzhou 310058 China Institute of Agriculture Economics and information Technology Ningxia Academy of Agriculture and Forestry Sciences Yinchuan 750004 China
Soil is a complicated historical natural continuum that presents gradual changes in its properties and Geographic area. Conventional soil survey and cartography methods on a macroscopic scale based on grids with a coa... 详细信息
来源: IEEE期刊 IEEE期刊 评论
Revisiting the Parallel Strategy for DOACROSS Loops
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Journal of Computer Science and Technology 2019年 第2期34卷 456-475页
作者: Song Liu Yuan-Zhen Cui Nian-Jun Zou Wen-Hao Zhu Dong Zhang Wei-Guo Wu School of Electronic information and Engineering Xi'an Jiaotong University Xi'an 710049 School of Computer Engineering and Science Shanghai University Shanghai 200444 Xi'an Research Institute of Surveying and Mapping Xi'an 710054 State Key Laboratory of Geo-information Engineering State Key Laboratory of Geo-Information Engineering Xi'an 710054
DOACROSS loops are significant parts in many important scientific and Engineering applications, which are generally exploited pipeline/wave-front parallelism by loop transformations. However, previous work almost stat... 详细信息
来源: springerlink期刊 springerlink期刊 评论
Investigation on Geo satellite orbit determination based on CEI measurements of short baselines
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The Journal of Navigation 2019年 第6期72卷 1585-1601页
作者: Zejun Liu Lan Du Yongxing Zhu Zhihan Qian Jinqing Wang Shiguang Liang (information Engineering University Zhengzhou 450001 China) (Shanghai Key Laboratory of Space Navigation and Positioning Techniques Shanghai 200030 China) (State Key Laboratory of Geo-information Engineering Laboratory Xi'an 710054 China)
Connected-Element Interferometry (CEI) is a technique for measuring the phase delay of difference of Time Of Arrival (TOA) of a downlink radio signal to two antennae on a short baseline. This technique can use an atom... 详细信息
来源: 剑桥期刊 剑桥期刊 评论
L1-norm-based kernel entropy components
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Pattern recognition 2019年 96卷
作者: Bai, Chengzu Zhang, Ren Xu, Zeshui Cheng, Rui Jin, Baogang Chen, Jian Beijing Institute of Applied Meteorology Beijing 100029 P.R. China State Key Laboratory of Geo-information Engineering Xi'an 710054 P.R. China College of Meteorology & Oceanography National University of Defense Technology Nanjing 211101 P.R. China Collaborative Innovation Center on Forecast Meteorological Disaster Warning and Assessment Nanjing University of Information Science & Technology Nanjing 210044 P.R. China Business School State Key Laboratory of Hydraulics and Mountain River Engineering Sichuan University Chengdu 610064 P.R. China
Highlights L1-KECA can achieve desirable performance on kernel density estimation. L1-KECA can obtain acceptable results on classification and face recognition. L1-KECA has much faster convergence than optimized... 详细信息
来源: ElsevierScienceDirect期刊 ElsevierScienceDirec... 评论