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HYBRID GEOMETRIC CALIBRATION METHOD FOR MULTI-PLATFORM SPACEBORNE SAR IMAGE WITH SPARSE GCPS
SAR image geometric calibration R-D model multi-platform TerraSAR-X TanDEM-X Gaofen-3
2018/5/15
Geometric calibration is able to provide high-accuracy geometric coordinates of spaceborne SAR image through accurate geometric parameters in the Range-Doppler model by ground control points (GCPs). H...
A MATCHING METHOD TO REDUCE THE INFLUENCE OF SAR GEOMETRIC DEFORMATION
SAR image image matching SURF SNCC geometrical deformations
2018/5/14
There are large geometrical deformations in SAR image, including foreshortening, layover, shade，which leads to SAR Image matching with low accuracy. Especially in complex terrain area, the control poi...
3-DIMENSIONAL GEOMETRIC SURVEY AND STRUCTURAL MODELLING OF THE DOME OF PISA CATHEDRAL
Structural analysis Laser scanning Photogrammetry Cultural Heritage Dome
2017/4/5
This paper aims to illustrate the preliminary results of a research project on the dome of Pisa Cathedral (Italy). The final objective of the present research is to achieve a deep understanding of the...
DETECTION OF GEOMETRIC KEYPOINTS AND ITS APPLICATION TO POINT CLOUD COARSE REGISTRATION
Point Cloud Coarse Registration 3D Keypoints Extraction ICP Geometry Description LiDAR
2016/7/27
Acquisition of large scale scenes, frequently, involves the storage of large amount of data, and also, the placement of several scan positions to obtain a complete object. This leads to a situation wi...
ON-ORBIT GEOMETRIC CALIBRATION APPROACH FOR HIGH-RESOLUTION GEOSTATIONARY OPTICAL SATELLITE GaoFen-4
GaoFen-4 high-resolution geostationary optical satellite on-orbit geometric calibration two-dimensional direction angle model geometric accuracy
2016/7/4
The GaoFen-4 (GF-4) remote sensing satellite is China’s first civilian high-resolution geostationary optical satellite, which has been launched at the end of December 2015. To guarantee the geometric ...
LOW FREQUENCY ERROR ANALYSIS AND CALIBRATION FOR HIGH-RESOLUTION OPTICAL SATELLITE’S UNCONTROLLED GEOMETRIC POSITIONING
high-resolution optical satellite low frequency error star sensor uncontrolled geometric positioning
2016/7/4
The low frequency error is a key factor which has affected uncontrolled geometry processing accuracy of the high-resolution optical image. To guarantee the geometric quality of imagery, this paper pre...
AIRBORNE LINEAR ARRAY IMAGE GEOMETRIC RECTIFICATION METHOD BASED ON UNEQUAL SEGMENTATION
Linear array image Geometric rectification Unequal segmentation Dynamic programming Straight line feature
2016/7/4
As the linear array sensor such as multispectral and hyperspectral sensor has great potential in disaster monitoring and geological survey, the quality of the image geometric rectification should be g...
GEOMETRIC QUALITY ASSESSMENT OF LIDAR DATA BASED ON SWATH OVERLAP
Lidar Quality Geometry Relative Accuracy
2016/7/4
This paper provides guidelines on quantifying the relative horizontal and vertical errors observed between conjugate features in the overlapping regions of lidar data. The quantification of these erro...
BUILDING A CONSISTENT GEOMETRIC FRAME OVER SPARSE ISLANDS USING SPOT 5 DATA
Mapping DEM orthoimage Reference3D SPOT geometric accuracy
2016/1/3
Operating in panchromatic mode onboard SPOT 5, the HRS instrument has two telescopes, one pointing forward and one aft of the satellite. HRS is thus able to cover an area of 600 km x 120 km in a singl...
EVALUATION OF THE GEOMETRIC ACCURACY OF TERRASAR-X
validation geometric accuracy synthetic aperture radar basic product
2015/12/30
The TerraSAR-X launched on June 15, 2007 is one of the most state of the art satellite sensors. Its sophisticated feature is in demand for the application for map generation and monitoring purposes. O...
CHANGE DETECTION OF FOREST CROWN CLOSURE USING AN INVERTED GEOMETRIC-OPTICAL MODEL AND SCALING
Change detection Forest crown closure Geometric-optical model Scaling MODIS Three Gorges region
2015/12/30
The physical based Li-Strahler geometric-optical model can be inverted to retrieve forest canopy structural variables. One of the main input variables of the inverted model is the fractional component...
EXPERIMENTAL STUDY OF ARTIFICIAL NEURAL NETWORK FOR GEOMETRIC RECTIFICATION OF SATELLITE IMAGERY
Geometric Rectification BPNN RBFNN CEM GA Whiskbroom Accuracy
2015/12/23
In this paper, series of experimental studies about the neural network model for whiskbroom remote sensing imagery geometry correction methods based on BPNN (Back-Propagation Neural Networks) and RBFN...
Geometric and Radiometric Modeling of the Martian Surface Based on Object Space Matching and Photoclinometry
Planetary Cartography Radiometry Matching Visualization
2015/12/17
The unique image data of the High Resolution Stereo Camera (HRSC) on Mars Express enable for systematic derivation of Digital Terrain Models (DTMs) and orthoimages. Consequently, several photogrammetr...
Evaluation of CARTOSAT 1 Geometric Potential
Accuracy DEM/DTM IRS Orthorectification Pushbroom Satellite
2015/11/23
The results of Cartosat 1 (IRS P5) imagery investigation held in terms of participation in ISPRS and ISRO Cartosat 1 Scientific Assessment Programme (C-SAP) are presented.
Geometric Modeling and Validation of ALOS/PRISM Imagery and Products
Satellite Remote Sensing High-resolution Image Digital Photogrammetry
2015/11/23
PRISM is a panchromatic radiometer carried onboard of the new generation Japanese remote sensing satellite ALOS (Advanced Land Observing Satellite). It has three optical systems for forward, nadir and...