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Title:Prikaz velikih količin geometrijskih podatkov preko interneta
Authors:ID Krivograd, Sebastian (Author)
ID Žalik, Borut (Author)
Files:URL http://www.dlib.si/details/URN:NBN:SI:doc-42UQEWQL
 
Language:Slovenian
Work type:Not categorized
Typology:1.09 - Published Professional Conference Contribution
Organization:FERI - Faculty of Electrical Engineering and Computer Science
Abstract:V članku podamo zasnovo sistema, kako preko interneta prenesti in prikazati velike količine geometrijskih podatkov, potrebnih za prelet terena v realnem času. Današnji komunikacijki kanali namreč ne dopuščajo prenosa takšnih količin podatkov v enem delu v realnem času, pa tudi prikaz ne poteka brez težav. Reševanje tega problema sestoji iz treh korakov: priprava podatkov (predstavitev podatkov s trikotniško mrežo, poenostavljanje trikotniških mrež, razdelitev podatkov v več modelov različnih natančnosti, stiskanje modelov), posredovanje podatkov s strežnikove strani ter sprejemanje podatkovna strani odjemalca ter prikaz le-teh, z njihovim prikazovanjem. Izkaže se, da v predlagani rešitvi že razmeroma nizka pasovna širina komunikacijskega kanala zadostuje za prenos velikih količin geometrijskih podatkov in prikaz le-teh v realnem času.
Keywords:internet, GIS, 3D model, decimiranje, USP
Publisher:Zveza geodetov Slovenije
Year of publishing:2001
Number of pages:Str. 327-333
Numbering:45, 3
PID:20.500.12556/DKUM-53167 New window
UDC:004.738.5
ISSN on article:0351-0271
COBISS.SI-ID:6681622 New window
NUK URN:URN:SI:UM:DK:52MBXJZY
Publication date in DKUM:10.07.2015
Views:1111
Downloads:34
Metadata:XML DC-XML DC-RDF
Categories:Misc.
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Record is a part of a journal

Title:Geodetski vestnik
Shortened title:Geod. vestn.
Publisher:Zveza geodetov Slovenije
ISSN:0351-0271
COBISS.SI-ID:5091842 New window

Secondary language

Language:Unknown
Abstract:The paper, we propose a scheme for the system able to transmit over the internet and visualise a huge amount of geometric data for making flight through in real time. Namely, today's communication canals with their throughput do not allow transmissions of the whole data set in a real time, and besides this, the visualisation causes some additional problems. The proposed solution consists of three steps: data preparation (presenting the data with a triangular mesh, mesh decimation, data division into several resolution models, compression of these models), data transmission from the server to a client, and receiving the data on the client's side and their visualisation. It is expected that this solution will enable to transmit and visualise huge geometric data sets in a real time.
Keywords:internet, GIS, 3D model, USP


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