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This paper challenges “traditional measurement-accuracy realism”, according to which there are in nature quantities of which concrete systems have definite values. An accurate measurement outcome is o...
Oscillation of the Measurement Accuracy of the Center Location of an Ellipse on a Digital Image
Experiment Accuracy Measurement Digital Image Target
2014/9/9
Circular targets are often utilized in photogrammetry and a circle on a plane is projected as an ellipse onto an oblique image. This paper reports an experiment conducted to investigate whether the me...
Evaluation of Distance Measurement Accuracy by Odometer for Pipelines Pigs
Odometer Perimeter INS pipeline
2009/7/28
High precision is essential in the localization of anomalies (laminations, corrugations, corrosion, stress, blows, etc.) by the pig inspection device in any pipeline. The problem of distance measurem...
Radiant measurement accuracy of micrometeors detected by the Arecibo 430 MHz Dual-Beam Radar
Radiant measurement micrometeors Arecibo 430 MHz Dual-Beam Radar
2009/2/25
Precise knowledge of the angle between the meteor vector velocity and the radar beam axis is one of the largest source of errors in the Arecibo Observatory (AO) micrometeor observations. In this paper...
Jacket effect on strain measurement accuracy for distributed strain sensors based on Brillouin scattering
fiber optics sensors Brillouin scattering strain monitoring jacket effect
2011/4/28
Fiber jacket has a function of protecting fibers from harsh environment; it also has an impact on the measured strain accuracy. In this paper, we report on our study of jacket effect to distributed Br...
Height Measurement Accuracy of ERS-1 SAR Interferometry
Height Measurement Accuracy ERS-1 SAR Interferometry
2014/4/15
Height Measurement Accuracy of ERS-1 SAR Interferometry.