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检索条件"机构=Key Laboratory of Technology in Geo-Spatial Information Processing and Application System"
589 条 记 录,以下是351-360 订阅
排序:
Fast algorithm of arbitrary factor subpixel downsampling based on frequency analysis
Fast algorithm of arbitrary factor subpixel downsampling bas...
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IEEE International Conference on Multimedia and Expo (ICME)
作者: Ketan Tang Oscar C. Au Lu Fang Jiahao Pang Yuanfang Guo Jiali Li The Hong Kong University of Science and Technology CAS Key Laboratory of Technology in Geo-spatial Information Processingand Application System University of Science and Technology of China
Subpixel-based downsampling has shown its advantages over pixel-based downsampling in terms of preserving more spatial details along edges and generating sharper images, at the cost of certain amount of color-fringing... 详细信息
来源: 评论
A Comparative Study of Single-polarized and Polarimetric SAR Images Applied on Unsupervised Classification
A Comparative Study of Single-polarized and Polarimetric SAR...
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IEEE International Conference on Radar
作者: Junrong Qu Xiaolan Qiu Key Laboratory of Technology in Geo-spatial Information and Application System Aerospace Information Research Institute Chinese Academy of Sciences School of Electronic Electrical and Communication Engineering University of Chinese Academy of Sciences Beijing China Key Laboratory of Technology in Geo-spatial Information and Application System Aerospace Information Research Institute Chinese Academy of Sciences Beijing China
SAR image understanding is a significant but also challenging issue in practice. In order to detect the difference between single-polarized and polarimetric SAR (PolSAR) data and explore more information from the pre ... 详细信息
来源: 评论
Ocean Oil Spill Classification with Polarimetric SAR Based on VGG16 Multi-Feature Extraction
Ocean Oil Spill Classification with Polarimetric SAR Based o...
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2021 SAR in Big Data Era, BIGSARDATA 2021
作者: Ren, Huimin Li, Fangfang Han, Bing Hong, Wen Dong, Yingbo Wu, Bitong QiLu Research Institute Aerospace Information Research Institute Chinese Academy of Sciences Jinan China Aerospace Information Research Institute Chinese Academy of Sciences Key Laboratory of Technology in Geospatial Information Processing and Application System Beijing China
Fully polarimetric synthetic aperture radar (PolSAR) technology performs well in oil spill detection because of its rich target scattering information. Aiming at the problem that oil spill detection scheme based on po... 详细信息
来源: 评论
Statistical analysis of typical target regions of multi-Aspect SAR based on parametric model  14
Statistical analysis of typical target regions of multi-Aspe...
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14th European Conference on Synthetic Aperture Radar, EUSAR 2022
作者: Yue, Xiaoyang Teng, Fei Zhang, Zhiguo Lin, Yun Hong, Wen Key Laboratory of Spatial Information Processing and Application System Technology Chinese Academy of Sciences Beijing China Aerospace Information Research Institute Chinese Academy of Sciences Beijing China School of Electronic Electrical and Communication Engineering University of Chinese Academy of Sciences Beijing China School of Electronic Information Engineering North China University of Technology Beijing China
Multi-Aspect SAR can obtain rich backscatter information about the illuminated scene. For different kinds of targets in the scene, scattering information related to the geometric characteristics of the target is shown... 详细信息
来源: 评论
Radar image simulation of complex targets
Radar image simulation of complex targets
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6th International Conference on Radar, RADAR 2011
作者: Tang, Kan Zhang, Yueting Chen, Hongzhen Xiong, Wenchang Wang, Hongqi Key Laboratory of Spatial Information Processing and Application System Technology Chinese Academy of Sciences NO. 9 Beiyitiao Zhongguancun Beijing 100190 China National Key Laboratory of Microwave Imaging Technology NO. 19 Beisihuan Xilu Beijing 100190 China Institute of Electronics Chinese Academy of Sciences NO. 19 Beisihuan Xilu Beijing 100190 China
In this paper, we propose a novel radar imaging simulator with precise simulation of geometry and relative simulation of radiometry, to assist target recognition. The simulator is based on an new visualization procedu... 详细信息
来源: 评论
Radar imaging simulation for typical urban structures based on analytical models
Radar imaging simulation for typical urban structures based ...
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6th International Conference on Radar, RADAR 2011
作者: Chen, Hongzhen Zhang, Yueting Tang, Kan Xiong, Wenchang Ding, Chibiao Key Laboratory of Spatial Information Processing and Application System Technology Chinese Academy of Sciences NO. 9 Beiyitiao Zhongguancun Beijing 100190 China National Key Laboratory of Microwave Imaging Technology NO.19 Beisihuan Xilu Beijing 100190 China Institute of Electronics Chinese Academy of Sciences NO.19 Beisihuan Xilu Beijing 100190 China
This paper proposes a novel radar imaging simulator based on analytical electromagnetic and geometric models for a common typical kind of urban structure. The analytical models are presented not only for improving the... 详细信息
来源: 评论
Copyright protection in named data networking
Copyright protection in named data networking
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International Conference on Wireless Communications and Signal processing (WCSP)
作者: Xiaobin Tan Zifei Zhou Cliff Zou Yukun Niu Xin Chen CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China China Department of Electrical Engineering and Computer Science University of Central Florida USA
As a new Internet architecture, Named Data Networking (NDN) decouples location from the data itself to achieve security, scalability, and mobility. Although router-side data caching used in NDN reduces data acquisitio... 详细信息
来源: 评论
An adaptive Enhanced Imaging Method for Multi-aspect SAR
An adaptive Enhanced Imaging Method for Multi-aspect SAR
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2021 CIE International Conference on Radar, Radar 2021
作者: Teng, Fei Lin, Yun Yue, Xiaoyang Feng, Shanshan Hong, Wen 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 School of Electronic Information Engineering North China University of Technology Beijing China
Compared with traditional SAR working modes, multi-aspect SAR can provide images with higher resolution and signal-to-noise ratio (SNR) due to its larger synthetic aperture. However, the SNR does not increase with the... 详细信息
来源: 评论
Efficient background picture coding for videos obtained from static cameras
Efficient background picture coding for videos obtained from...
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IEEE Visual Communications and Image processing (VCIP)
作者: Fangdong Chen Li Li Dong Liu Houqiang Li Zhuoyi Lv Haitao Yang CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China Huawei Technologies Co. Ltd. Shenzhen China
With the exponential growth of surveillance videos, conference videos and sports videos, videos with static cameras present an unprecedented challenge for high-efficiency video coding technology. The existing schemes ... 详细信息
来源: 评论
Improving resistance to adversarial deformations by regularizing gradients
arXiv
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arXiv 2020年
作者: Xia, Pengfei Li, Bin CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application Systems Department of Electronic Engineering and Information Science University of Science of Technology of China Hefei China
Improving the resistance of deep neural networks against adversarial attacks is important for deploying models to realistic applications. Currently, most defense methods are designed to defend against additive noise a... 详细信息
来源: 评论