Results 11 to 20 of about 133,684 (265)

3D CITY MODEL AS A FIRST STEP TOWARDS DIGITAL TWIN OF SOFIA CITY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Semantic 3D city models are increasingly applied for a wide range of analysis and simulations of large urban areas. Such models are used as a foundation for development of city digital twins, representing with high accuracy the landscapes and urban areas
H. Dimitrov, D. Petrova-Antonova
doaj   +1 more source

A DATA STRUCTURE TO INCORPORATE VERSIONING IN 3D CITY MODELS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
A 3D city model should be constantly updated with new versions, either to reflect the changes in its real-world counterpart, or to improve and correct parts of the model.
S. Vitalis   +4 more
doaj   +1 more source

INTERACTIVE 3D CITY VISUALIZATION FROM STRUCTURE MOTION DATA USING GAME ENGINE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Developing a 3D city model is always a challenging task, whether on how to obtain the 3D data or how to present the model to users. Lidar is often used to produce real-world measurement, resulting in point clouds which further processed into a 3D model ...
D. Laksono, T. Aditya, G. Riyadi
doaj   +1 more source

Towards Integrating Heterogeneous Data: A Spatial DBMS Solution from a CRC-LCL Project in Australia

open access: yesISPRS International Journal of Geo-Information, 2020
Over recent decades, more and more cities worldwide have created semantic 3D city models of their built environments based on standards across multiple domains.
Wei Li   +4 more
doaj   +1 more source

Three-dimensional CityGML building models in mobile augmented reality: a smartphone-based pose tracking system

open access: yesInternational Journal of Digital Earth, 2021
Many augmented reality (AR) systems are developed for entertainment, but AR and particularly mobile AR potentially have more application possibilities in other fields.
Christoph Blut, Jörg Blankenbach
doaj   +1 more source

Virtual 3D City Models

open access: yesISPRS International Journal of Geo-Information, 2022
Virtual 3D city models, in varying forms of extent and detail, are becoming more common, yet their usage might still be limited [...]
openaire   +2 more sources

Incorporating Topological Representation in 3D City Models [PDF]

open access: yesISPRS International Journal of Geo-Information, 2019
3D city models are being extensively used in applications such as evacuation scenarios and energy consumption estimation. The main standard for 3D city models is the CityGML data model which can be encoded through the CityJSON data format. CityGML and CityJSON use polygonal modelling in order to represent geometries.
Stelios Vitalis   +2 more
openaire   +4 more sources

Virtual 3D Campus for Universiti Teknologi Malaysia (UTM)

open access: yesISPRS International Journal of Geo-Information, 2021
University campuses consists of many buildings within a large area managed by a single organization. Like 3D city modeling, a 3D model of campuses can be utilized to provide a better foundation for planning, navigation and management of buildings.
Syahiirah Salleh   +2 more
doaj   +1 more source

TOWARDS 3D SMART CAMPUS VIA 3D CITY MODELLING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Abstract. The smart city concept may aid in improving the city management, enhance the efficiency and thus increase the effectiveness of the city, where it is mainly focused on both information and technologies. This concept appears to be applicable for a smaller area such as university campus.
S. S. S. Ramlee   +5 more
openaire   +3 more sources

LIDAR DERIVED 3D CITY MODELLING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Abstract. With the developing computer technologies and increasing data variety, academic and commercial studies started to move from 2 dimensions to 3 dimensions and within the concept of 3D Spatial Information Technology; Many new products and methods have emerged, such as the Digital Earth, Smart City, Virtual Reality, Intelligent Transportation ...
openaire   +3 more sources

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