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检索条件"机构=National Key Laboratory Science and Technology on Test Physics and Numerical Mathematics"
515 条 记 录,以下是211-220 订阅
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Recent developments on the lagrangian and remapping methods for compressible fluid flows
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International Conference on numerical Methods for Hyperbolic Equations: Theory and Applications
作者: Juan, Cheng Shu, Chi-Wang National Key Laboratory of Science and Technology on Computational Physics Institute of Applied Physics and Computational Mathematics China Division of Applied Mathematics Brown University United States
The Lagrangian method and the Arbitrary Lagrangian-Eulerian method (ALE) are widely used in many fields, especially for multi-material flow simulations, due to their distinguished advantage in capturing material inter... 详细信息
来源: 评论
A Direct Position Determination Method for Four-station TDOA Location System
A Direct Position Determination Method for Four-station TDOA...
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Signal, Information and Data Processing (ICSIDP), IEEE International Conference on
作者: Sun-Rui Qi Chen-Shun Yuan Bai-Jin Liang Gao-Lu Li-Hu Sun-Heng BEIJING INSTITUTE OF SPACE LONG MARCH VEHICLE National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematics Beijing China
Aiming at the four-station networked TDOA (Time Difference of Arrival) localization system, a direct location method based on electronic elevation map search is proposed, the Geometric Dilution Precision (GDOP) is der...
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Improving the simulation of terrestrial water storage anomalies over China using a Bayesian model averaging ensemble approach
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Atmospheric and Oceanic science Letters 2018年 第4期11卷 322-329页
作者: LIU Jian-Guo JIA Bing-Hao XIE Zheng-Hui SHI Chun-Xiang School of Mathematics and Computational Science and Key Laboratory of Intelligent Control Technology for Wuling-Mountain Ecological Agriculture in Hunan Province Huaihua University State Key Laboratory of Numerical Modeling for Atmospheric Sciences and Geophysical Fluid Dynamics (LASG) Institute of Atmospheric Physics Chinese Academy of Sciences National Meteorological Information Center China Meteorological Administration
The ability to estimate terrestrial water storage(TWS)is essential for monitoring hydrological extremes(e.g.,droughts and floods)and predicting future changes in the hydrological ***,inadequacies in model physics and ... 详细信息
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An Improved Adaptive Pulse Compression Algorithm Based on Linear Frequency Modulation Signal
An Improved Adaptive Pulse Compression Algorithm Based on Li...
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Signal, Information and Data Processing (ICSIDP), IEEE International Conference on
作者: Jinliang Bai Peng Qin Hu Li Ran Zhang Xinyu Zhang National key laboratory of science and technology on test physics and numerical mathematics Beijing Institute of Space Long March Vehicle Beijing China
In this paper, the radar signal is optimized based on the pulse compression repair (PCR) algorithm, which mainly reduces the computational amount to makes it more advantageous to achieve. The main idea is to implement...
来源: 评论
A Binary Sparrow-Hybridized Beluga Whale Optimization Algorithm for Jamming Task Assignment  6
A Binary Sparrow-Hybridized Beluga Whale Optimization Algori...
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6th IEEE International Conference on Electronic Information and Communication technology, ICEICT 2023
作者: Shen, Chen Gao, Jingpeng Jiang, Zhiye Zhang, Tianran Chen, Geng College of Information and Communication Engineering Harbin Engineering University Harbin150050 China Beijing Institute of Space Long March Vehicle National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematics Beijing China Beijing Institute of Electronic System Engineering Beijing100854 China
In the context of non-cooperative electronic countermeasures, the problem of formulating effective jamming task assignments arises due to insufficient collaborative jamming resources. This paper proposes a binary spar... 详细信息
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Broadband Dual-Polarized Antenna with Enhanced Front-To-Back Ratio Using Meta-surface
Broadband Dual-Polarized Antenna with Enhanced Front-To-Back...
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Asia-Pacific Conference on Microwave
作者: Pei Zheng Yuwei Qiu Jinliang Bai Ziwei Xu Xin Liu Jiaqi Liu Jun Li Shuo Zhang Hailiang Zhu Gao Wei National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematics Beijing China Northwestern Polytechnical University Xi'an Shaanxi China
A novel broadband dual-polarized dipole antenna with enhanced front-to-back ratio is proposed. By placing metasurface around the radiators, the proposed dipole antenna exhibits wide impedance bandwidth (S11&S22 ≤... 详细信息
来源: 评论
Fast Data Fusion Algorithm for Tracking Maneuvering Target by Vehicle Formation
Fast Data Fusion Algorithm for Tracking Maneuvering Target b...
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IEEE Radar Conference
作者: Runle Du Jiaqi Liu Yonghai Wang Zhifeng Li Chunyue Gao National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematics Beijing Aero-Top Hi-Tech Corporation Ltd.
When multiple flying vehicles with bearing-only tracking collaborate in locating a target, observation data fusion is required to compensate the drift of navigation system, the noise from observation system, and the u... 详细信息
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Parallel pipeline algorithm of real time star map preprocessing
Parallel pipeline algorithm of real time star map preprocess...
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Chinese Society for Optical Engineering Conferences, CSOE 2016
作者: Wang, Hai-Yong Qin, Tian-Mu Liu, Jia-Qi Li, Zhi-Feng Li, Jian-Hua School of Aeronautics and Astronautics Beihang University Beijing100083 China Beijing Institute of Space Long March Vehicle Beijing100076 China National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematical Beijing100076 China
To improve the preprocessing speed of star map and reduce the resource consumption of embedded system of star tracker, a parallel pipeline real-time preprocessing algorithm is presented. The two characteristics, the m... 详细信息
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A High Temperature Resistant Broadband Metamaterial Absorber
A High Temperature Resistant Broadband Metamaterial Absorber
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International Applied Computational Electromagnetics Society Symposium (ACES)
作者: Yinfang Xu Jiaqi Liu Lu Gao Xia Ai National Key Laboratory of Science and Technology on Test Physics & Numerical Mathematics Beijing Institute of Space Long March Vehicle Beijing China
Based on high temperature resistant silicon dioxide(SiO 2 ) and silicon carbide(SiC) materials, a high temperature resistant broadband meta material absorber was designed in this paper. The absorber consists of two la...
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1-bit Coding Metasurface for Wideband RCS Reduction
1-bit Coding Metasurface for Wideband RCS Reduction
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International Applied Computational Electromagnetics Society Symposium (ACES)
作者: Yinfang Xu Jiaqi Liu Lu Gao Xia Ai Zhongjie Zhang Huan Liang National Key Laboratory of Science and Technology on Test Physics & Numerical Mathematics Beijing Institute of Space Long March Vehicle Beijing China
This paper achieve efficient RCS reduction over a wide frequency range by exploiting the reflection properties of the coding metasurface. The metasurface consists of “0” cells and “1” cells, and the reflection pha... 详细信息
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