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PERFORMANCE ASSESSMENT AND GEOMETRIC CALIBRATION OF RESOURCESAT-2
On-orbit calibration sensor model inter-camera alignment band to band registration
2016/7/4
Resourcesat-2 (RS-2) has successfully completed five years of operations in its orbit. This satellite has multi-resolution and multi-spectral capabilities in a single platform. A continuous and autono...
AUTOMATIC PRECISE GEOMETRIC CORRECTION FOR HJ-CCD IMAGERY
HuanJing(HJ)-CCD imagery Precise geometric correction Image Control Point (ICP) database Automatic image matching Scale Invariant Feature Transform (SIFT) algorithm Template matching method polynomial correction with tiny facet
2016/3/17
Since HuanJing(HJ)-satellite has been sent successfully in September 6, 2008, in china, productions of precise geometric correction are imminently needed. Moreover, the demand for rapidprocessing of r...
GEOMETRIC MODELLING AND CALIBRATION OF FISHEYE LENS CAMERA SYSTEMS
Fisheye lens omni-directional vision calibration
2015/7/31
The paper describes a geometric projection model for fisheye lenses and presents results of the calibration of fisheye lens camera systems based on it. For fisheye images the real projection model doe...
GEOMETRIC STABILITY OF LOW-COST DIGITAL CONSUMER CAMERAS
Camera calibration stability of interior orientation effect of zoom nominal camera parameters
2015/5/29
During the last years the number of available low-cost digital consumer cameras has significantly increased while their prices decrease. Therefore for many applications with no high-end accuracy requi...
GEOMETRIC PRECISION OF SCANNED IMAGERY FOR PRODUCTION PHOTOGRAMMETRY
Scanning Digital Film Photogrammetry Error Precision Workflow
2015/5/29
Little research has been performed to determine the quantitative effects of the geometric imprecision of scanned photographs in a photogrammetric production setting. While photogrammetric scanners are...
GEOMETRIC CALIBRATION OF THE DIGITAL LARGE FORMAT AERIAL CAMERA ULTRACAMD
Digital Camera Camera Calibration Bundle Adjustment
2015/5/29
The evaluation of the geometric performance of the novel digital large format camera UltraCamD is the topic of this presentation. We describe the concept of the geometric calibration by means of a bun...
A MODULAR GEOMETRIC MODEL FOR UNDERWATER PHOTOGRAMMETRY
Underwater photogrammetry multimedia photogrammetry geometric modelling
2015/4/23
Underwater applications of photogrammetric measurement techniques usually need to deal with multimedia photogrammetry aspects, which are characterized by the necessity of handling optical rays that ar...
Influence of blur on feature matching and a geometric approach for photogrammetric deblurring
Blur Computer Vision Feature Matching Photogrammetry UAV
2014/9/9
Unmanned aerial vehicles (UAV) have become an interesting and active research topic for photogrammetry. Current research is based on images acquired by a UAV, which have a high ground resolution and g...