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REFINED SIMULATION OF SATELLITE LASER ALTIMETER FULL ECHO WAVEFORM
Satellite laser altimetry Waveform simulation ICESat/GLAS GF-7 satellite LPA
2018/5/15
The return waveform of satellite laser altimeter plays vital role in the satellite parameters designation, data processing and application. In this paper, a method of refined full waveform simulation ...
NEW APPROACH FOR AUTOMATIC DETECTION OF BUILDINGS IN AIRBORNE LASER SCANNER DATA USING FIRST ECHO ONLY
LIDAR Urban Processing Detection Building Segmentation Classification
2015/8/31
Airborne laser scanning has become a significant 3D data acquisition technique in the field of surveying. By measuring point clouds defined in three-dimensional coordinates, this technique provides al...
NEW APPROACH FOR AUTOMATIC DETECTION OF BUILDINGS IN AIRBORNE LASER SCANNER DATA USING FIRST ECHO ONLY
LIDAR Urban Processing Detection Building Segmentation Classification
2015/8/28
Airborne laser scanning has become a significant 3D data acquisition technique in the field of surveying. By measuring point clouds defined in three-dimensional coordinates, this technique provides al...
Radio echo sounding data analysis of the Shackleton Ice Shelf
Ice ice dynamics geomorphology instrument and techniques general or miscellaneous
2015/8/28
In this study, our initial results are presented for the interpretation of the radio echo sounding data collected over the Shackleton Ice Shelf and adjacent ice sheet (East Antarctica) during the 2003...
Potentials of small, lightweight and low cost Multi-Echo Laser Scanners for detecting Grape Berries
Laser scanning low-cost, lightweight multi-echo segmentation grape berries
2014/7/30
Mobile sensor devices offer great opportunities for automatic scene analysis and object recognition. Nowadays a new generation of ranging devices is available, like laser scanners which are small and ...
EXPLORING WEAK AND OVERLAPPED RETURNS OF A LIDAR WAVEFORM WITH A WAVELET-BASED ECHO DETECTOR
LIDAR Detection Algorithm Simulation Accuracy
2014/4/29
Full waveform data recording the reflected laser signal from ground objects have been provided by some commercial airborne LIDAR systems in the last few years. Waveform data enable users to explore mo...
Fish Abundance Estimation using Two-Dimensional Multibeam Echo Integration
Fish Abundance Estimation Two-Dimensional Multibeam Echo Integration
2009/8/19
The two-dimensional multibeam echo integration (2DMBEI) method, which provides the user with the target strength of a fish school, was derived analytically based on the theory of three-dimensional mul...
A comparison study of the pulse-echo and through-transmission ultrasonics in glass/epoxy composites
Non-destructive testing Pulse-echo ultrasonics Through-transmission ultrasonics
2010/2/22
Purpose: The aim of the present study was to assess the limits and compare abilities of the pulse-echo and through-transmission ultrasonics to evaluate a chosen property of composite materials.Design/...