Results 11 to 20 of about 4,554 (212)

Mapping the CityGML Energy ADE to CityGML 3.0 Using a Model-Driven Approach

open access: yesISPRS International Journal of Geo-Information
With the increasing adoption of semantic 3D city models, the relevance of applications in the field of Urban Building Energy Modelling (UBEM) has rapidly grown, as the building sector accounts for a large part of the total energy consumption. UBEM allows
Carolin Bachert   +3 more
doaj   +4 more sources

MODELING AN APPLICATION DOMAIN EXTENSION OF CITYGML IN UML [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
This paper presents key aspects of the development of a Dutch 3D standard IMGeo as a CityGML ADE. The new ADE is modeled using UML class diagrams. However the OGC CityGML specification does not provide clear rules on modeling an ADE in UML.
L. van den Brink   +2 more
doaj   +6 more sources

CityGML goes to Broadway [PDF]

open access: yes, 2014
This paper presents the results of a project in which a semantic 3D city model of New York City (NYC) has been created based on datasets provided in the NYC Open Data Portal. It is shown how different 3D feature types can be derived from existing public 2D and 2.5D datasets using spatial and semantic transformations together with (some) photogrammetric
Nouvel, R.   +9 more
  +9 more sources

AUTOMATIC CONVERSION OF CITYGML TO IFC [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Abstract. The trend of increased usage of both BIM and 3D GIS and the similarity between the two has led to an increase in the overlap between them. A key application of such overlap is providing geospatial context data for BIM models through importing 3D GIS-data to BIM software to help in different design-related issues.
Salheb, N., Arroyo Ohori, K., Stoter, J.
openaire   +5 more sources

3D Topological Validation ofCompact Abstract Cell Complexes (CACC) Data Structure forBuildings in CityGML

open access: yesInternational Journal of Built Environment and Sustainability, 2020
3D models without the preservation of 3D topological information hinders the ability of 3D models to serve its full potential in terms of 3D analyses.
Syahiirah Salleh   +3 more
doaj   +1 more source

SPATIO-SEMANTIC COMPARISON OF LARGE 3D CITY MODELS IN CITYGML USING A GRAPH DATABASE [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
A city may have multiple CityGML documents recorded at different times or surveyed by different users. To analyse the city’s evolution over a given period of time, as well as to update or edit the city model without negating modifications made by other ...
S. H. Nguyen, Z. Yao, T. H. Kolbe
doaj   +1 more source

AN IMPROVED LOD FRAMEWORK FOR THE TERRAINS IN 3D CITY MODELS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
The Level of Detail (LOD) concept in CityGML 2.0 is meant to differentiate the multiple representations of semantic 3D city models. Despite the popularity and general acceptance of the concept by the practitioners and stakeholders in 3D city modelling ...
K. Kumar   +3 more
doaj   +1 more source

ESTABLISHING A NATIONAL 3D GEO-DATA MODEL FOR BUILDING DATA COMPLIANT TO CITYGML: CASE OF TURKEY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
This paper presents the generation of the 3D national building geo-data model of Turkey, which is compatible with the international OGC CityGML Encoding Standard.
S. Ates Aydar   +4 more
doaj   +1 more source

INVESTIGATING INTEROPERABILITY CAPABILITIES BETWEEN IFC AND CITYGML LOD 4 – RETAINING SEMANTIC INFORMATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Applications of 3D City Models range from assessing the potential output of solar panels across a city to determining the best location for 5G mobile phone masts.
G. S. Floros   +3 more
doaj   +1 more source

Modeling Turkey National 2D Geo-Data Model as a CityGML Application Domain Extension in UML

open access: yesInternational Journal of Environment and Geoinformatics, 2016
This paper presents the generation of the 3D national geo-data model of Turkey, which is compatible with the international OGC CityGML Encoding Standard.
Serpil Ates Aydar   +2 more
doaj   +1 more source

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