Results 11 to 20 of about 3,359,041 (235)

A transputer Based Laser Scanning System [PDF]

open access: yes, 1992
This paper presents a transputer-based laser scanner. This is to be integrated into an existing transputer-based mariufacturing environment to allow rapid construction of' 3-0 models.
Tewkesbury, G   +4 more
core   +6 more sources

Electron microscopic measurement of the size of the optical focus in laser scanning microscopy [PDF]

open access: yes, 2012
We describe a method for measuring the lateral focal spot size of a multiphoton laser scanning microscope (LSM) with unprecedented accuracy. A specimen consisting of an aluminum film deposited on a glass coverslip was brought into focus in a LSM and the ...
McConnell, Gail
core   +4 more sources

Semi-Automatic Road/Pavement Modeling using Mobile Laser Scanning [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Scene analysis, in urban environments, deals with street modeling and understanding. A street mainly consists of roadways, pavements (i.e., walking areas), facades, still and moving obstacles.
A. Hervieu, B. Soheilian
doaj   +1 more source

MULTI-PASS APPROACH FOR MOBILE TERRESTRIAL LASER SCANNING [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Mobile Terrestrial Laser Scanning (MTLS) has been utilised for an increasing number of corridor surveys. Current MTLS surveys require that many targets be placed along the corridor to monitor the MTLS trajectory’s accuracy. These targets enable surveyors
J. Nolan   +4 more
doaj   +1 more source

Applying 3D scanning and modeling in transport design education [PDF]

open access: yes, 2006
Advanced 3D Laser Scanning processes have developed over the last decade and are now available and affordable for medium to large companies as well as education.
Unver, Ertu   +2 more
core   +5 more sources

ROAD ORTHOPHOTO/DTM GENERATION FROM MOBILE LASER SCANNING [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
This paper proposes a pipeline to produce road orthophoto and DTM from Mobile Laser Scanning (MLS). For the ortho, modern laser scanners provide a reflectance information allowing for high quality grayscale images, at a much finer resolution than aerial ...
B. Vallet, J.-P. Papelard
doaj   +1 more source

Mobile laser scanning elevation data accuracy in closed and partially open sky area

open access: yesGeodesy and Cartography, 2021
Mobile laser scanning is being used more often in Estonia and abroad to obtain geospatial information. As the system is still new and being upgraded, different methods are being used to find out how accurately the mobile laser scanner can measure in ...
Gerly Annok, Valdar Tammin, Natalja Liba
doaj   +1 more source

LAND-BASED MOBILE LASER SCANNING SYSTEMS: A REVIEW [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Mobile mapping has been using various photogrammetric techniques for many years. In recent years, there has been an increase in the number of mobile mapping systems using laser scanners available in the market, partially because of the improvement in ...
I. Puente   +3 more
doaj   +1 more source

Planning for Scanning Using Building Information Models:A Novel Approach with Occlusion Handling [PDF]

open access: yes, 2015
Terrestrial laser scanning is finding an increasing range of applications in the Architectural Engineering Construction and Facilities Management (AEC/FM) industry.
Biswas, Humayun Kabir   +5 more
core   +1 more source

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