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Vertical optical scanning with panoramic vision for tree trunk reconstruction
(2017-12-02)
This paper presents a practical application of a technique that uses a vertical optical flow with a fisheye camera to generate dense point clouds from a single planimetric station. Accurate data can be extracted to enable ...
Development and Assessment of a Data Set[-2pt] Containing Frame Images and Dense Airborne Laser Scanning Point Clouds
(2017-12-28)
This letter describes the main features of a data set that contains aerial images acquired with a medium format digital camera and point clouds collected using an airborne laser scanning unit, as well as ground control ...
Discovery of a dense molecular cloud towards a young massive embedded star in 30 Doradus
(2009)
Context. The 30 Doradus region in the Large Magellanic Cloud is one of the most outstanding star-forming regions of the Local Group and a primary target for studying star formation in an environment of low metallicity. ...
Discovery of a dense molecular cloud towards a young massive embedded star in 30 Doradus
(EDP Sciences, 2009-10)
Context. The 30 Doradus region in the Large Magellanic Cloud is one of the most outstanding star-forming regions of the Local Group and a primary target for studying star formation in an environment of low metallicity. ...
Filament intersections and cold dense cores in Orion A North
(Oxford University Press, 2020)
We studied the filament structures and cold dense cores in OMC-2,3 region in Orion A North molecular cloud using the high-resolution N2H+ (1-0) spectral cube observed with the Atacama Large Millimeter/Submillimeter Array ...
Individual tree detection and classification with UAV-Based photogrammetric point clouds and hyperspectral imaging
(2017-03-01)
Small unmanned aerial vehicle (UAV) based remote sensing is a rapidly evolving technology. Novel sensors and methods are entering the market, offering completely new possibilities to carry out remote sensing tasks. ...
Automatic construction of nurbs surfaces from unorganized points
(Universidad Nacional de Colombia Sede Medellín, 2011)
Modeling with Non Uniform Rational B-Splines (NURBS) surfaces has become a standard in CAD/CAM systems due to its stability, flexibility, and local modification properties. The advantage of fitting with NURBS surfaces is ...