搜索结果: 1-15 共查到“遥感信息工程 D-InSAR”相关记录28条 . 查询时间(0.103 秒)
我国首套自主知识产权超算InSAR系统实现全国地表形变监测（图）
自主知识产权 超算 InSAR系统 地表形变监测
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2020/12/16
近日，中国科学院空天信息创新研究院王超研究员团队与计算技术研究所尤海航研究员团队，成功研制了我国首套自主知识产权的超算合成孔径雷达干涉测量（InSAR）系统，首次实现了全国尺度地表形变InSAR制图。地球表面因受地球内外动力的驱动，一直不停地运动和变化，从秒级的地震破裂到数十年甚至更长时间的断层蠕变，造成的地质灾害威胁着人类生命和财产安全。我国作为受地质灾害影响最严重的国家之一，地质灾害造成的损失...
LAND SUBSIDENCE MONITORING USING PS-InSAR TECHNIQUE FOR L-BAND SAR DATA
Differential Interferometric synthetic (D-InSAR) Persistent Scatterer Interferometry Levelling Anthropogenic targets
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2016/11/24
Differential SAR-Interferometry (D-InSAR) is one of the potential source to measure land surface motion induced due to underground coal mining. However, this technique has many limitation such as atmo...
SENTINEL-1 INSAR PROCESSING OF CORNER REFLECTOR INFORMATION IN THE NORTHERN-BOHEMIAN COAL BASIN
Sentinel-1 corner reflector InSAR mining area subsidence landslides
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2016/11/24
The mining area previously monitored by TerraSAR-X InSAR is now monitored by Sentinel-1 InSAR. Although the processing of the IWS (TOPS) mode requires additional processing steps and the coregistratio...
BASELINE ESTIMATION ALGORITHM WITH BLOCK ADJUSTMENT FOR MULTI-PASS DUAL-ANTENNA INSAR
InSAR Baseline Estimation Phase Offset Block Adjustment Tie Point Ground Control Point
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2016/11/23
Baseline parameters and interferometric phase offset need to be estimated accurately, for they are key parameters in processing of InSAR (Interferometric Synthetic Aperture Radar). If adopting baselin...
APPLICATION OF TIME SERIES INSAR TECHNIQUE FOR DEFORMATION MONITORING OF LARGE-SCALE LANDSLIDES IN MOUNTAINOUS AREAS OF WESTERN CHINA
Large-scale Landslide Western China InSAR Small Baseline InSAR Time Series Deformation Monitoring
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2016/7/4
Western China is very susceptible to landslide hazards. As a result, landslide detection and early warning are of great importance. This work employs the SBAS (Small Baseline Subset) InSAR Technique f...
THE IMPLEMENTATION AND ANALYSIS OF KALMAN FILTER PHASE UNWRAPPING ALGORITHM OF INSAR
InSAR Phase unwrapping Kalman filter Noise reduction Algorithm implementation Result analysis
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2016/3/17
Phase unwrapping is the difficulty and hotspot in research because it is the key step in InSAR. The general phase unwrapping methods need usually use some filtering algorithms to eliminate noise first...
THE EFFECT OF SPECKLE REDUCTION ON COHERENCE ESTIMATION AND INTERFEROMETRIC PHASE OF INSAR
SPECKLE REDUCTION COHERENCE ESTIMATION INTERFEROMETRIC PHASE OF INSAR
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2015/12/30
Synthetic aperture radar (SAR) images always suffer from strongly speckle noise, which is a great obstacle to coherence (or correlation coefficient) estimation and interferometric phase, furthermore h...
ENVIRONMENTAL IMPACT ASSESSMENT OF MINING RELATED DEWATERING ACTIVITIES USING INTEGRATED INSAR,OPTICAL REMOTE SENSING AND PUMPING DATA
Interferometric SAR EIA Subsidence Dewatering Mining
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2015/12/30
Open pit mining sometimes intercepts highly permeable zones, with resulting high inflows of water into the excavation area. This remains a major problem in the mining industry and requires constant mo...
STUDY ON RELATION BETWEEN INSAR COHERENCE AND SOIL MOISTURE
Coherence Soil moisture InSAR Interferometry De-correlation
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2015/12/30
Coherence is an important parameter to measure InSAR data quality in repeat-pass interferometry and soil moisture change can cause de-correlation. Relation between coherence and soil moisture was exam...
DETECTING GROUND SETTLEMENT OF SHANGHAI USING INTERFEROMETRIC SYNTHETIC APERTURE RADAR (INSAR) TECHNIQUES
Hazard Mapping Land Subsidence Deformation Analysis SAR InSAR DInSAR PSInSAR
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2015/12/30
Differential (D) and persistent scatterer (PS) interferometric synthetic aperture radar (InSAR) (DInSAR and PSInSAR) techniques are arguably the most cost effective and efficient methods today for gro...
COAL MINE LAND SUBSIDENCE MONITORING BY USING SPACEBORNE INSAR DATA-A CASE STUDY IN FENGFENG,HEBEI PROVINCE,CHINA
Spaceborne InSAR DInSAR Land Subsidence Coal Mine
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2015/12/28
In this paper, the DInSAR technique is used to process the spaceborne SAR data including 32 C band ENVISAT ASAR, 21 L band JERS SAR data to derive the temporal land subsidence information from 1993 to...
Building Reconstruction from InSAR Data by Detail Analysis Of Phase Profiles
Airborne remote sensing Building reconstruction SAR Interferometry Feature Extraction
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2015/12/4
The improved ground resolution of state-of-the-art synthetic aperture radar (SAR) sensors suggests utilizing SAR data for the analysis of urban scenes. In high resolution SAR data of built-up areas, e...
EXTRACTION OF BRIDGES OVER WATER IN MULTI-ASPECT HIGH-RESOLUTION INSAR DATA
SAR Infrastructure Building Detection Reconstruction Urban
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2015/8/31
Modern airborne SAR sensors provide spatial resolution in the order well below half a meter. In such data many features of urban objects are visible, which were beyond the scope of radar remote sensin...
EXTRACTION OF BRIDGES OVER WATER IN MULTI-ASPECT HIGH-RESOLUTION INSAR DATA
SAR Infrastructure Building Detection Reconstruction Urban
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2015/8/28
Modern airborne SAR sensors provide spatial resolution in the order well below half a meter. In such data many features of urban objects are visible, which were beyond the scope of radar remote sensin...
Application of Surface Deformation Monitoring in Mining Area by the Fusion of InSAR and Laser Scan Data
D-InSAR laser scan data SRTM GDEM deformation data fusion
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2015/7/27
Differential Synthetic Aperture Radar Interferometry (D-InSAR) as a new earth observation technique has become an important tool for monitoring ground movements caused by underground coal mining. Howe...