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THE EFFECT OF SOUND WAVE BENDING ON UNDERWATER ACOUSTIC POSITIONING ACCURACY
Underwater Acoustic Positioning System Sound Speed Sound Wave Bending Positioning Accuracy
2016/3/17
Underwater acoustic positioning system solves the problem of how to position and navigate object underwater. Therefore, it can help people to locate the area of disaster to search and succor. But, bec...
Analyzing on Pixel Positioning Accuracy of SAR Images Based On R-D Location Model
SAR Image Targets Pixel Error Analysis
2015/11/20
The range-Doppler (R-D) model, which requires no reference points and is independent of satellite attitude knowledge and control, is used to determine the location of SAR images. However, its error ha...
ASSESSMENT OF GEO-POSITIONING ACCURACY ACHIEVED USING RATIONAL FUNCTION MODEL FOR CARTOSAT-1 STEREO DATA
RPC DEM Orthokit
2015/8/28
Geo-referenced high-resolution satellite data product generated using CARTOSAT-1 stereo data can be used for mapping
topographic information, navigation, urban planning. This paper present the first ...
ASSESSMENT OF SPOT 5 IMAGE POSITIONING ACCURACY WITH SPARE GCPS
SPOT 5 image positioning physical model spare GCPs
2015/8/10
SPOT 5 satellite was launched on May, 4th, 2002. It has some new distinguished characteristics, for example that its ephemeris and attitudes on orbit can be accurately measured, recorded and distribut...
Positioning Accuracy Analysis and Application for Worldview-1 Stereo Imagery
WorldView-1 High resolution satellite Stereo images Positioning accuracy
2014/7/24
This article introduced the progress of processing the WorldView-1 satellite image by using the air triangulation method．And different adjustment models were used to improve the vendor provided RPC (R...
Improvement of the drill head positioning accuracy using magnetic sensors
magnetic sensor pitch sensor precise measurement
2009/3/5
Precise measurement of drill head position is required to avoid the collision between the drill head and underground facilities, when a horizontal drilling machine is used for constructing underground...