Integrating virtual environment and GIS for 3D virtual city development and urban planning

Author(s):  
Bin Chen ◽  
Fengru Huang ◽  
Yu Fang
Author(s):  
И.Г. Федченко

В статье представлен обзор тематики выпускных квалификационных работ по градостроительству, представленных на Международный смотр-конкурс дипломных проектов архитектурных вузов, проводимый Межрегиональной общественной организацией содействия архитектурному образованию (МООСАО) в 2018 и 2019 годах. Проведенный анализ позволил сформулировать современные направления развития градостроительного знания по смысловым категориям проектов: технологические проекты; стратегические проекты различных уровней; проекты развития урбанизированных территорий; проекты уникальных тематик (освоение космоса, Арктики, концепции города будущего, проекты на территориях зарубежных государств). The article provides an overview of the topics of diploma works on urban planning submitted to the International Review Competition of architectural projects of university graduates held by the Interregional Public Organization for the Promotion of Architectural Education in 2018 and 2019. The analysis made it possible to formulate a generalization of topics into semantic categories: technological projects (technologies for urban planning, environmental-friendly planning, participatory design); strategic projects of various levels (the development of agglomerations and resettlement systems, strategies for the development of cities and historical centers, the modernization of transport systems, as well as projects to form the “nuclei” of economic growth); urban development projects (reconstruction of existing buildings, renovation of communal and warehouse areas of the city, development of disturbed territories, public space projects under the federal program “Formation of a comfortable urban environment”); projects of unique topics (space exploration, the Arctic, the concept of the city of the future, projects in foreign countries).


2018 ◽  
Vol 33 ◽  
pp. 01008 ◽  
Author(s):  
Sergey Sementsov ◽  
Nadezhda Akulova ◽  
Severina Kurakina

Regularities of high-rise construction (implemented projects and developments) in Saint Petersburg and the Saint Petersburg agglomeration since the foundation of the city in 1703 till the 1950s are considered. Based on these regularities, a single spatially developed system of vertical dominants is formed. High-rise construction in the city and its suburbs started in the 1710s and continues up to the present time. In the considered decades (1703–1950s), high-rise construction mostly performed urban-planning functions (with vertical and symbolic dominants), relying on patterns of the visual perception of man-made landscapes under development. Since the 1710s, the construction of vertical dominants (mainly temples, spires of towers, lighthouses, etc.) of five ranks (depending on the altitude range and in relation to the background development) was conducted in territories of the entire agglomeration. These dominants were arranged in landscapes of the city and suburbs with almost mathematically precise accuracy and according to special regulations. Such dominants obtained particular descriptive and silhouette characteristics in accordance with the conditions of spatial perception. In some periods of city development, attempts were made to create monuments (symbolic dominants) of specific height and include those in the spatial system of high-rise dominants as significant elements of the city silhouette.


2013 ◽  
Vol 321-324 ◽  
pp. 1971-1976
Author(s):  
Pu Liu ◽  
Zheng Hong Peng

Virtual reality technology is a hot research topic in computer science and the introduction of virtual roaming to the field of urban planning provides a new means for urban design. This paper first analyzes the development, features and technology of virtual reality technology and the virtual city roaming and its applications and advantages in urban planning with focus on how to implement a virtual city roaming system by means of the scene development software Vega and finally concludes the importance of virtual city roaming in urban planning.


2010 ◽  
pp. 180-193 ◽  
Author(s):  
F. Steinicke ◽  
G. Bruder ◽  
J. Jerald ◽  
H. Frenz

In recent years virtual environments (VEs) have become more and more popular and widespread due to the requirements of numerous application areas in particular in the 3D city visualization domain. Virtual reality (VR) systems, which make use of tracking technologies and stereoscopic projections of three-dimensional synthetic worlds, support better exploration of complex datasets. However, due to the limited interaction space usually provided by the range of the tracking sensors, users can explore only a portion of the virtual environment (VE). Redirected walking allows users to walk through large-scale immersive virtual environments (IVEs) such as virtual city models, while physically remaining in a reasonably small workspace by intentionally injecting scene motion into the IVE. With redirected walking users are guided on physical paths that may differ from the paths they perceive in the virtual world. The authors have conducted experiments in order to quantify how much humans can unknowingly be redirected. In this chapter they present the results of this study and the implications for virtual locomotion user interfaces that allow users to view arbitrary real world locations, before the users actually travel there in a natural environment.


2014 ◽  
Vol 584-586 ◽  
pp. 501-506
Author(s):  
Jing Lv ◽  
Yan Zong

In the process of city development and construction, an oriented urban planning can reasonably determine the direction of the development,the population and land use structure of the city,in order to make overall arrangements and coordinate all aspects of the contradictions. Urban planning has become a necessary part in the development of the city. This paper summarizes the overall plannings of the city of Songyuan over the years, so that readers can clearly grasp the Songyuan city planning and development process and get some enlightenment.


2017 ◽  
Vol 15 (1) ◽  
pp. 103-115
Author(s):  
Ljiljana Dosenovic ◽  
Tanja Trkulja ◽  
Mirjana Sekulic

The issue of recreation in a broad sense and from the aspect of urban planning is related to other urban functions, as well as to certain functional and ecological principles of spatial organization of cities (Douglas, 2000). The research presented in this paper indicate that the recreational function, as an urban planning category, receives inadequate treatment in the spatial, regional, and urban plans in Republic of Srpska, that is not proper for the new approach to evaluation and defining of important elements of urban planning, such as forest areas. Obscure urban plans do not allow concrete actions in terms of better planning of such spaces, and it hinders supervision of their sustainable development. Urban forests are key elements of green infrastructure and they provide essential ecosystem services (Capotorti et al., 2015). Current city development process in Republic of Srpska is characterized by an increase in number of buildings where economic factors impact the urban structure and share of open recreational spaces in the total area despite their increased functional and ecological justification. The process of intensive construction endangers natural resources such as forest complexes, thus they are becoming more and more valuable. In this paper, forest complexes will be regarded as a spatial category on example of the case study of Banja Luka. Seeking new solutions in order to obtain primarily qualitative then quantitative changes in representation, manner of use, and arrangement of forest complexes within the green matrix of Banja Luka, is an imperative. Whether these special and functional green structures would be designed for recreational or strictly protective functions, perhaps as a cultural landscape, or a green structure of polyvalent character, depends on many factors. This research focuses on fifteen forest management units (MU) that were selected by a method of separation of gravitational area and recreational zones in the city of Banja Luka. The method, besides its originality, contains BITTERLICH?s ratio of population separation for needs of forest complexes, which increases with the increase of population density and decrease of the distance from a forest area. This method for determining recreational value within a gravitational area is used to define the value of the forest complex location factor, as well as the value of its natural characteristics, i.e. whether the forest is suitable for recreation (Medarevic, 1993). Evaluation postulates are presented numerically and graphically by use of GIS technology for Republic of Srpska municipalities based on the previously prepared data model. The research results indicate that their practical use is possible in the domain of planning, designing, and organization of forest complexes to accommodate urban recreational needs.


2021 ◽  
Vol 2 (3) ◽  
Author(s):  
Iacopo Testi ◽  
◽  
Diego Pajarito ◽  
Nicoletta Roberto ◽  
Carmen Greco ◽  
...  

Today, a consistent segment of the world’s population lives in urban areas, and this proportion will vastly increase in the next decades. Therefore, understanding the key trends in urbanization, likely to unfold over the coming years, is crucial to the implementation of sustainable urban strategies. In parallel, the daily amount of digital data produced will be expanding at an exponential rate during the following years. The analysis of various types of data sets and its derived applications have incredible potential across different crucial sectors such as healthcare, housing, transportation, energy, and education. Nevertheless, in city development, architects and urban planners appear to rely mostly on traditional and analogical techniques of data collection. This paper investigates the prospective of the data science field, appearing to be a formidable resource to assist city managers in identifying strategies to enhance the social, economic, and environmental sustainability of our urban areas. The collection of different new layers of information would definitely enhance planners' capabilities to comprehend more in-depth urban phenomena such as gentrification, land use definition, mobility, or critical infrastructural issues. Specifically, the research results correlate economic, commercial, demographic, and housing data with the purpose of defining the youth economic discomfort index. The statistical composite index provides insights regarding the economic disadvantage of citizens aged between 18 years and 29 years, and results clearly display that central urban zones and more disadvantaged than peripheral ones. The experimental set up selected the city of Rome as the testing ground of the whole investigation. The methodology aims at applying statistical and spatial analysis to construct a composite index supporting informed data-driven decisions for urban planning.


2020 ◽  
Vol 35 (2) ◽  
pp. 131-135
Author(s):  
V. V. Ryzhiy

The archaeological research in 2018 on Yeletska St., in Chernihiv made possible to understand in detailes the dynamic of development of Chernihiv region as well as to trace back the step-by-step evolution of dwelling building in conjunction with the general city development. The objects of research are vary: the dwellings, economical buildings and domestic pits, fences, defense towers, up to the burial places. Dwellings, particularly, are in focus. They are represented empirically by the two common types, that is, dugouts and above-ground houses with cellars. They are widespread diachronically — since 10th till the mid-13th centuries. The most interesting dugouts are the ones with adobe stoves of 10th century. These dwellings used to be the urban part of Chernihiv. In buildings ditches personal artifacts accompanied by the whill-made ceramics were found. The group of above-ground buildings with cellars has been built using common technique of building for their time, however, with additional constructional features. The most interesting buildings on the excavation were the buildings of the 10th century, as they belong to the beginning of the urban planning of the Tretyak of Chernihiv. During the excavation of structures the fragments of circular utensils and household items were found that reveal the material culture of the population who lived in the area. With its strategic location and protected by natural obstacles both from the east and from the west, the Tretyaka territory has been attracting people for many centuries. To summarize, the continuation of research of Chernihiv’s «Tretyak» location provided the science with rather fruitful material depicting that mass settlement of this territory (as an urban one) has begun at the late 9th — the early 10th centuries, lasting up to Mongol invasion of Kyiv Rus.


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