Results 11 to 20 of about 848,412 (306)

LOW-COST DEVELOPMENT OF AN INTERACTIVE, IMMERSIVE VIRTUAL REALITY EXPERIENCE OF THE HISTORIC CITY MODEL STADE 1620 [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
As virtual reality and 3D documentation and modelling technologies become increasingly powerful and affordable tools for architecture, planning, and cultural heritage preservation and communication, it has become increasingly important to develop low ...
A. Walmsley, T. P. Kersten
doaj   +1 more source

MONITORING AND DEFORMATION ANALYSIS OF GROYNES USING TLS AT THE RIVER ELBE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
To enter the Port of Hamburg, one of Europe’s busiest ports all vessels need to navigate around 145 km along the Elbe river, a tide influenced navigation channel.
F. Tschirschwitz   +3 more
doaj   +1 more source

The Imperial Cathedral in Königslutter (Germany) as an Immersive Experience in Virtual Reality with Integrated 360° Panoramic Photography

open access: yesApplied Sciences, 2020
As virtual reality (VR) and the corresponding 3D documentation and modelling technologies evolve into increasingly powerful and established tools for numerous applications in architecture, monument preservation, conservation/restoration and the ...
Alexander P. Walmsley   +1 more
doaj   +1 more source

PRECISE INDOOR LOCALIZATION FOR MOBILE LASER SCANNER [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Accurate 3D data is of high importance for indoor modeling for various applications in construction, engineering and cultural heritage documentation.
R. Kaijaluoto, A. Hyyppä
doaj   +1 more source

Thermal Modeling of Metal Powder-Based Selective Laser Sintering [PDF]

open access: yes, 2005
In order to get a better understanding of Selective Laser Sintering (SLS) process of the metal powders, three-dimensional modeling of laser sintering of a metal powder mixture that contains two kinds of metal powder with significantly different melting
Chen, Tiebing, Zhang, Yuwen
core   +2 more sources

Scanning laser source and scanning laser detection techniques for different surface crack geometries [PDF]

open access: yes, 2012
Standard test samples typically contain simulated defects such as slots machined normal to the surface. However, real defects will not always propagate in this manner; for example, rolling contact fatigue on rails propagates at around 25º to the surface,
Clough, A. R.   +3 more
core   +1 more source

Development of a Photogrammetric 3D Measurement System for Small Objects Using Raspberry Pi Cameras as Low-Cost Sensors [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The digitisation of cultural objects in museums presents two distinct opportunities. Firstly, it allows for the preservation of the objects and collections themselves. Secondly, it enables their accessibility to the general public as 3D models in virtual
T. P. Kersten, F. Timm, K. Zobel
doaj   +1 more source

CORRECT USE OF COLOR FOR CULTURAL HERITAGE DOCUMENTATION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Accurate color recording is a fundamental feature for proper cultural heritage documentation, cataloging and preservation. However, the methodology used in most cases limits the results since it is based either on perceptual procedures or on the ...
A. Molada-Tebar   +2 more
doaj   +1 more source

Ultra-broadband wavelength-swept Tm-doped fiber laser using wavelength-combined gain stages [PDF]

open access: yes, 2015
A wavelength-swept thulium-doped fiber laser system employing two parallel cavities with two different fiber gain stages is reported. The fiber gain stages were tailored to provide emission in complementary bands with external wavelength-dependent ...
Agger   +15 more
core   +1 more source

Hybrid dispersion laser scanner. [PDF]

open access: yes, 2012
Laser scanning technology is one of the most integral parts of today's scientific research, manufacturing, defense, and biomedicine. In many applications, high-speed scanning capability is essential for scanning a large area in a short time and multi ...
Adam, J   +14 more
core   +3 more sources

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