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检索条件"机构=Key Laboratory of Spatial Information Processing and Application System Technology"
570 条 记 录,以下是291-300 订阅
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SemanticAnchors: Sequential Fusion using Lidar Point Cloud and Anchors with Semantic Annotations for 3D Object Detection
SemanticAnchors: Sequential Fusion using Lidar Point Cloud a...
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IEEE Conference on Industrial Electronics and applications (ICIEA)
作者: Zhentong Gao Qiantong Wang Zongxu Pan Hui Long Yuxin Hu Zheng Li Key Laboratory of Technology in Geo-spatial Information Processing and Application System Aerospace Information Research Institute Chinese Academy of Sciences Beijing China
3D object detection is an important task in autonomous driving scenario, which is the basis of perception and understanding of 3D scenes. LiDAR and camera are two commonly used sensors in 3D object detection tasks. Ho... 详细信息
来源: 评论
An Approach for Spaceborne InSAR DEM Inversion Integrated with Stereo-SAR Method
An Approach for Spaceborne InSAR DEM Inversion Integrated wi...
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Asian and Pacific Conference on Synthetic Aperture Radar (APSAR)
作者: Fangfang Li Yueting Zhang Xiaolan Qiu Key Laboratory of Geo-spatial Information Processing and Application System Technology Aerospace Information Research Institute Chinese Academy of Sciences Beijing China
Spaceborne Interferometric Synthetic Aperture Radar (InSAR) has the capability of high precise topographic mapping for large area. However, on the one hand, digital elevation models (DEM) inversion needs at least one ...
来源: 评论
SAR Image Compression Based on Low-Frequency Suppression and Target Perception  8th
SAR Image Compression Based on Low-Frequency Suppression and...
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8th EAI International Conference on Machine Learning and Intelligent Communications, MLICOM 2023
作者: Deng, Jiawen Huang, Lijia Wu, Yifan Aerospace Information Research Institute Chinese Academy of Sciences Beijing100094 China Key Laboratory of Technology in Geo-Spatial Information Processing and Application System Aerospace Information Research Institute Chinese Academy of Sciences Beijing100190 China School of Electronic Electrical and Communication Engineering University of Chinese Academy of Sciences Beijing100190 China
Synthetic Aperture Radar (SAR) images are widely used in the field of remote sensing. To store and transmit the growing amount of SAR image data, more efficient compression algorithms are required. In this paper, a ne... 详细信息
来源: 评论
SAR Change Detection Based on keypoint Graph Structure and Cosegmentation-Based Refinement
SAR Change Detection Based on Keypoint Graph Structure and C...
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Geology, Mapping and Remote Sensing (ICGMRS), International Conference on
作者: Jingxing Zhu Rui Liu Niangang Jiao Feng Wang Hongjian You Key Laboratory of Technology in Geo-Spatial Information Processing and Application System Aerospace information Research Institute Chinese Academy of Sciences Beijing China
Change detection between high-resolution Synthetic Aperture Radar (SAR) images remains a challenging task. Due to the effectively integration of structure and intensity information, graph-based methods have made some ... 详细信息
来源: 评论
TOPOGRAPHIC CORRECTION OF ETM IMAGES BASED ON SMOOTHED TERRAIN
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Journal of Electronics(China) 2012年 第3期29卷 271-278页
作者: Jiang Kang Zhao Yongchao Geng Xiurui Tang Hairong Key Laboratory of Technology in Geo-spatial Information Processing and Application Systems Beijing 100100China Institute of Electronics Chinese Academy of SciencesBeijing 1001P0China Graduate University Chinese Academy of SciencesBeijing 100040China
A new empirical topographic correction method is proposed in this paper. The main idea of the new method is smoothing the slope angle of terrain in the first place and then performing the cosine correction based on th... 详细信息
来源: 评论
3D Object Detection Based on Feature Fusion of Point Cloud Sequences
3D Object Detection Based on Feature Fusion of Point Cloud S...
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IEEE Conference on Industrial Electronics and applications (ICIEA)
作者: Zhenyu Zhai Qiantong Wang Zongxu Pan Wenlong Hu Yuxin Hu Key Laboratory of Technology in Geo-Spatial Information Processing and Application System Aerospace Information Research Institute Chinese Academy of Sciences Beijing China
Increasing the number of lines of lidar can alleviate the sparsity of point cloud, but the cost of high-line lidar is higher. From the perspective of algorithm, the fusion of continuous point clouds frames can obtain ... 详细信息
来源: 评论
Influence of beam stepping control and pointing deviation on image quality of spaceborne sliding spotlight SAR  3
Influence of beam stepping control and pointing deviation on...
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3rd China International SAR Symposium, CISS 2022
作者: Zeng, Tian Li, Zheng Yang, Wei Men, Zhirong Beihang University School of Electronic and Information Engineering Beijing China Aerospace Information Research Institute Chinese Academy of Sciences Beijing China Key Laboratory of Technology in Geospatial Information Processing and Application System Chinese Academy of Sciences Beijing China
Sliding spotlight mode is widely used in spaceborne SAR to achieve high resolution. However, due to the difficulty for antenna beam to scan continuously, it usually works by step scanning, which leads to paired-echo i... 详细信息
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Secrecy relaying strategy over correlated fading channels using CSI estimation  5
Secrecy relaying strategy over correlated fading channels us...
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5th International Conference on Communication and information processing, ICCIP 2019
作者: Chen, Wang Wang, Mingzhi Aerospace Information Research Institute Chinese Academy of Sciences Key Laboratory of Technology in Geo-Spatial Information Processing and Application System Chinese Academy of Sciences Institute of Electronics Chinese Academy of Sciences No. 19 North 4th Ring Road West Haidian District Beijing100191 China
Cooperative relaying is considered as an effective method to improve the secrecy performance of wireless communications. However, the existing relay selection strategies do not consider the channel correlations betwee... 详细信息
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Analysis of phase preservation and interferometric offset test in sparse SAR imaging
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Science China(information Sciences) 2024年 第2期67卷 219-231页
作者: Zhongqiu XU Bingchen ZHANG Guangzuo LI Xueli ZHAN Yanfei BAO Yirong WU Key Laboratory of Spatial Information Processing and Application System Technology Chinese Academy of Sciences Aerospace Information Research Institute Chinese Academy of Sciences School of Electronic Electrical and Communication EngineeringUniversity of Chinese Academy of Sciences PLA Academy of Military Sciences
Sparse synthetic aperture radar(SAR) imaging has emerged as a reliable microwave imaging scheme in the recent decade and excels in down-sampling reconstruction and full-sampling performance improvements such as noise,... 详细信息
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InSAR DEM Reconstruction Based on Backprojection Algorithm in Two Converse Flights  6
InSAR DEM Reconstruction Based on Backprojection Algorithm i...
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6th Asia-Pacific Conference on Synthetic Aperture Radar, APSAR 2019
作者: Hu, Xiaoning Xiang, Maosheng Wang, Bingnan Fu, Xikai University of Chinese Academy of Sciences National Key Laboratory of Science and Technology on Microwave Imaging Institute of Electronics Chinese Academy of Sciences Beijing100190 China National Key Laboratory of Science and Technology on Microwave Imaging Institute of Electronics Chinese Academy of Sciences Beijing100190 China Key Laboratory of Technology in Geo-spatial Information Processing and Application System Institute of Electronics Chinese Academy of Sciences Beijing100190 China
Interferometric synthetic aperture radar (InSAR) can be used to extract digital elevation model (DEM) with high accuracy. However, the side looking geometry of synthetic aperture radar (SAR) may cause geometric distor... 详细信息
来源: 评论