CN108765567A - A kind of system for building urban design digitlization sand table - Google Patents
A kind of system for building urban design digitlization sand table Download PDFInfo
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Abstract
The system that the invention discloses a kind of to digitize sand table for building urban design, which includes following module：Sand table environment construction module, the digitized environment for urban design sand table are built；Element classification display module carries out visual classification display to urban design objects into multi-zone supervision；Space index explanation module digitizes the mounting that the index in sand table index storehouse carries out title, algorithm and attribute to urban design；Space calculating instrument module is calculated selecting range loading tool packet in digitlization sand table；Off-line data extraction module, in disconnection mode, extraction digitlization sand table data, for exporting two dimension or three-dimensional spatial data；Dynamically instant editor module, for carrying out real-time edition operation to the urban digital design scheme loaded in system.Can easily urban design scheme be imported among the digitized environment in city through the invention, provide platform for the Digital Study of urban design, analysis and management, control and ensure.
Description
Technical field
The invention belongs to urban planning technical field more particularly to a kind of sand table is digitized for building urban design be
System.
Background technology
Digitlization sand table technology is to be based on RS, the electronic sand table technology of GIS technology, wherein integrated images data, and vector is empty
Between data and follow-up calculate and display function.Digital sand table is mainly used in more macroscopical geographical scale at present, have with
Lower four big advantages：Rapid and convenient generates digital terrain；In detail, digital terrain is intuitively shown；Retrieval and analysis；Integrated 3S systems.
Digital sand table is under the support of computer, GIS-Geographic Information System, virtual reality, visualization technique and multimedia technology, function
Using having been directed to the fields such as military affairs, layout of roads, real estate, hydraulic engineering, fire-fighting, regional planning and geography research.Mesh
Before, the basic procedure of general digitlization sand table system is as follows：(1) preparation and processing of terrain data；(2) remote sensing image data
Preparation and processing；(3) geometry is rectified a deviation, fusion, the geographical operation such as cutting；(4) socioeconomic data, the superpositions such as thematic data；
(5) MAPGIS system platforms integrate spatial database, attribute database, image data base etc.；(6) 3 D stereo visualizes, clear
It lookes at, inquires；Statistical analysis；Printout.
On this basis, the function of usually digitlization sand table can be summarized as three categories：Sand table system basic function, data
Maintenance function and function of statistic analysis.1. sand table system basic function, includes mainly：The acquisition of multi-source data and editor, map
Basic operation, figure layer operation, projection basic conversion, the editor of thematic maps, attribute query, data printout and can
Depending on change etc..2. data maintenance function includes mainly：Update and the dimension of network data, image data, graph data and attribute data
Shield etc..3. function of statistic analysis includes mainly：Line visuality and visible range, Earthwork Calculation, flood analysis, network analysis,
The proximate analyses function such as image analysis.
Current existing digitlization sand table technology is handled with economic data for existing landform, and simultaneously
The problems such as digitlization and loading of unresolved urban design, also and unresolved multi-source big data and Urban Spatial Morphology data it is folded
Add problem, and the urban design scheme interaction based on this, Urban design project management, multi-source big data and spatial shape coupling
Close the functional requirements such as analysis.These problems and functional requirement are the crucial requirement and urban design number in urban design field
Change sand table and the digitized difference place of geographical space.
Invention content
Goal of the invention：For the above technical problem of the existing technology, the present invention provides one kind and is set for building city
The system of meter digitlization sand table, the system can build the digitized environment of urban design sand table, and according to urban design
Actual demand divides the function of digital sand table, and urban design scheme can easily be imported into the integral loop in city
Among border, and in this, as platform, the research being digitized to urban design, analysis and management, control.
Technical solution：Above-mentioned purpose to realize the present invention, the technical solution adopted in the present invention are as follows：One kind being used for structure
The system for building urban design digitlization sand table, comprises the following modules：
Sand table environment construction module, the digitized environment for urban design sand table are built；
Element classification display module for carrying out multi-zone supervision to urban design objects, and visualizes precision by structure
Staging hierarchy carries out classification display；
Space index explanation module, the index for being digitized to urban design in sand table index storehouse carry out title, algorithm
And the mounting of attribute；
Space calculating instrument module is used for loading tool packet, calculates the range selected in urban digital sand table；
Off-line data extraction module, in disconnection mode, export to select the two and three dimensions data in spatial dimension；
Dynamically instant editor module, for carrying out real-time edition behaviour to the urban digital design scheme loaded in system
Make.
Wherein, the sand table environment construction module is by executing digitlization ring of the following steps realization to urban design sand table
Border is built：
(1.1) three-dimensional slice cache model data in city scope are obtained, model data is digitally converted, are generated
It may participate in the monomer model of calculating；Oblique photograph technical limit spacing city scope three-dimensional slice cache model data are specially based on,
Its attachment lens equipment includes UltraCam, Leica RCD30, SWDC-5, passes through the phase that RCD30 platform record formats are SCP
It should configure, be stored in UltraLAB GX480P/GX610P Turing computing work stations；And then pass through SuperMap Software Creates DSM
(Digital Surface Model) model.Then based on the corresponding vector face data of oblique photograph data, judgment models
The effective range of TIN nets, and it is bonded model surface from top to bottom, generate the monomer model that may participate in calculating.
(1.2) multi-source big data is carried out to the conversion of coordinate system, city coordinate system, is stored as SHP formats where being unified for,
Realize the digitlization overlapping of multi-source big data；Multi-source big data includes industry situation POI, mobile phone signaling, LBS positioning etc., is unified for institute
In city coordinate system, usually Huanghai Sea coordinate system.
(1.3) city threedimensional model design document is subjected to format conversion, and carries out repairing volume, be converted to system support
The data source of UDB formats realizes the digitlization conversion of urban design scheme；By Autodesk FBX softwares, by the SKP of acquisition
The urban design threedimensional model file of format is converted to the document form of MAX formats, and carries out in 3DS Max softwares repairing volume,
It is further converted into the data source of the UDB formats of system support.
(1.4) controlling element of urban design scheme is extracted in a manner of point, line, surface, is realized to urban design scheme control
The extraction of element processed；
(1.5) multidimensional data is carried out to the urban design environmental model that builds up of digitlization sand table and multi-source large data files
Storage, shared and publication.According to city built environment model and the source SCP files of multi-source big data, by its associated SCP data
It is saved in MongoDB databases, and generates a new SCP configuration file；By the three-dimensional modeling data of urban design scheme
With controlling element data, it is stored in database type data source, database type data source includes Oracle Plus, Oracle
Spatial, SQL Server Plus, PostgreSQL, DB2 etc. are a variety of, and geological information and attribute information are stored in data
In library.It is an EXE executable file that front end, which uses C/S platform architectures sand table and modular system, deployment form,；Backstage is disposed
MongoDB databases are to as-is datas and GIS data server etc. such as shared and publication oblique photographs；Front end passes through number
URL is serviced according to library port and GIS data, loads back-end data.
Wherein, the element classification display functions of modules：
(2.1) bedding storage is carried out to urban design objects data, and design element is divided in a manner of figure layer tree
Grade display, is interacted based on demand, and dynamic manages the show or hide of hierarchical design element；
(2.2) according to different display demands, the staging hierarchy of structure visualization precision shows phase under different scale
The factor content of corresponding precision；
(2.3) according to visualization precision staging hierarchy, classification displaying is carried out to the level of detail that element is shown.Using LOD
(Levels Of Details) technology carries out classification exhibition according to visualization precision staging hierarchy to the level of detail that element is shown
Show, element nearby is shown using refined model effect, the element of distant place is shown using naive model, for improving element
Rendering performance.
Wherein, the space index explanation module function：
(3.1) the professional index term in all urban designs is summarized, forms urban design and digitizes sand table
Index storehouse；
(3.2) index connotation table is worked out, index connotation table refers on the basis of urban design digitizes sand table index storehouse, makees
For the index file of index storehouse；
(3.3) by index connotation table input system so that include index explanation and calculating in each index noun mounting
Multiple link attributes including formula.
Wherein, the space calculating instrument functions of modules：
(4.1) in such a way that element clicks or frame selects, multiple elements is selected to constitute set or certain spatial dimension；
(4.2) elements combination or spatial dimension based on selection, it is automatic to obtain space model according to space index explanation module
Interior feature model information data is enclosed, fundamental space index is calculated；
(4.3) demand is calculated according to urban design space, space calculating instrument module, which is divided into three spaces, calculates work
Tool packet：Space basis calculating instrument packet, one-dimensional degrees of data calculating instrument packet, multi-source data couple calculating instrument packet, and pass through
Above-mentioned kit to it is selected set or range carry out respectively the geometrical analysis of spatial shape, single dimension data type distributed architecture
Analysis, the superposition degree of coupling analysis of arbitrary two classes data in multi-source data.
Wherein, the off-line data extraction module function：
(5.1) delineation needs the spatial dimension of offline extraction data on system map in a manner of drawing and select；Wherein, to draw
The mode of choosing draws a circle to approve spatial dimension on system map and refers to that click forms multiple seats on system map successively by mouse
Multiple coordinate points are connected in turn the closed area to be formed by punctuate, as the spatial dimension of extraction data offline；
(5.2) it is cut based on polygon, the two and three dimensions data being packaged in export selection spatial dimension.
Wherein, the instant editor module function of the dynamic：
To the urban design scheme loaded in system, the side of parameter is changed by mouse drag interactive operation or interfaceization
Formula is simulated based on memory, Live stretch or zoom model size, dynamic reconstruction model, and is based on mapping technology, is adjusted in real time
Integral mould rendered color or texture mapping.
Advantageous effect：Compared with prior art, technical scheme of the present invention has advantageous effect below：
(1) urban design provided by the invention digitizes sand table system, and the digitlization for current urban design development becomes
Gesture, and according to actual functional requirement, on the basis of urban environment, multi-source big data and digitized urban design scheme, structure
The digitlization sand table system for having built different function module compositions, can easily load Urban Design Achievement into urban environment
Among, and carry out interactive corresponding digitlization, analysis, research, management and control.
(2) present invention has filled up the blank of this technical field, constructs science, specification, easily urban design number
Change sand table system, the system of being formed by can be applied to many aspects such as design and the management of city sand table.
Description of the drawings
Fig. 1 is a kind of system module schematic diagram digitizing sand table for building urban design of the present invention；
Fig. 2 is the structure interface schematic diagram of the digitized environment of the urban design sand table of the present invention, i.e. sand table environment construction
Module diagram；
Fig. 3 is element classification display module diagram；
Fig. 4 is space index explanation module schematic diagram；
Fig. 5 is off-line data extraction module schematic diagram.
Specific implementation mode
Technical scheme of the present invention is described in further detail with reference to the accompanying drawings and examples.
The system that the invention discloses a kind of to digitize sand table for building urban design, which includes following module：
Sand table environment construction module builds the digitized environment of urban design sand table, i.e., by city built environment, multi-source big data and city
City's design scheme is digitally converted and the overlapping in space；According to the actual demand of urban design, sand table cutting will be digitized
For 5 function modules, wherein technology modules 3, including：Element classification display module, space index explanation module, space calculate
Tool model；Management module 2, respectively：Off-line data extraction module and the instant editor module of dynamic.Wherein, element is classified
Display module to urban design objects into multi-zone supervision, and carries out visual classification display；Space index explanation module, it is right
Urban design digitizes the mounting that the index in sand table index storehouse carries out title, algorithm and attribute；Space calculating instrument module is right
Range loading tool packet is selected in digitlization sand table to be calculated；Off-line data extraction module, in disconnection mode, extraction number
Change sand table data, for exporting two dimension or three-dimensional spatial data；Dynamically instant editor module, for the city to being loaded in system
City's Design of digital scheme carries out real-time edition operation.
Technical scheme of the present invention is described in detail below with reference to Nansha new district starting area case and attached drawing.
The module of the system forms as shown in Figure 1, module is described in detail as follows：
(1) sand table environment construction module builds the digitized environment of urban design sand table, as shown in Fig. 2, for the present invention
Urban design sand table digitized environment structure interface schematic diagram.When being built to city sand table digitized environment, this is
Front end unite using C/S platform architectures sand table and modular system, deployment form is an EXE executable file；Backstage is disposed
MongoDB databases are to natures and built environment data and GIS data servers such as shared and publication oblique photographs
Deng；Front end services URL by database port and GIS data, loads back-end data.
(1.1) the digitlization conversion of city built environment, it is slow based on oblique photograph technical limit spacing city scope three-dimensional slice
Model data is deposited, by the corresponding configuration that RCD30 platform record formats are SCP, is stored in UltraLAB GX480P/GX610P
Turing computing work station；And then by SuperMap Software Creates DSM (Digital Surface Model) model, then with
Based on the corresponding vector face data of oblique photograph data, the effective range of judgment models TIN nets, and it is bonded model from top to bottom
Surface generates the monomer model that may participate in calculating.
(1.2) the digitlization overlapping of multi-source big data leads to the multi-sources big datas such as industry situation POI, mobile phone signaling, LBS positioning
The conversion that SuperMap softwares carry out coordinate system is crossed, city coordinate system where being unified for, usually Huanghai Sea coordinate system, is stored as
SHP formats.
(1.3) digitlization of urban design scheme is converted, and includes the three-dimensional of design scheme in the achievement of urban design
Model, but its file format can not be directly loaded into digitlization sand table, need through Autodesk FBX softwares, by the SKP of acquisition
The urban design threedimensional model file of format is converted to the document form of MAX formats, and carries out in 3DS Max softwares repairing volume,
Further be converted to the data source of the UDB formats of system support.
(1.4) the controlling element extraction of urban design scheme, urban design are real by the control to Urban Spatial Morphology
Existing design idea, from the point of view of spatial shape level, most basic controlling element is point, line and face.Therefore, with point, line, surface
Mode extract the controlling element of urban design scheme, by establishing the form of corresponding figure layer storage, structure in AutoCAD softwares
Controlling element vector set is built, and SHP formatted files are converted to by ArcGIS softwares.
(1.5) the storing of multidimensional data, shared and publication, according to city built environment model and the source of multi-source big data
Its associated SCP data are saved in MongoDB databases by SCP files, and generate a new SCP configuration file；By city
The three-dimensional modeling data and controlling element data of city's design scheme are stored in database type data source, database type data source packet
The multitype databases such as Oracle Plus, Oracle Spatial, SQL Server Plus, PostgreSQL, DB2 are included, it is several
What information and attribute information are stored in database.
(2) element classification display functions of modules is as follows：
(2.1) multi-zone supervision of urban design objects data, Manage urban design wants prime number by the way of bedding storage
According to the system is classified element with the interface manner management of figure layer tree, is interacted based on user demand, and dynamic manages the aobvious of layering element
Show or hides.
(2.2) structure visualization precision staging hierarchy, according to the classification body of different display demand structure visualization precision
System, shows that the factor content of corresponding precision, specific hierarchical approaches see the table below under different scale；
Table 1
(2.3) classification display of urban design objects, using LOD (Levels Of Details) technology, according to visualization
Precision staging hierarchy carries out classification displaying to the level of detail that element is shown, refined model effect is used for element nearby
It shows, the element of distant place is shown using naive model, the rendering performance for improving element.
(3) space index explanation module function is as follows：
(3.1) summarize urban design digitlization sand table index storehouse, by the professional index term in all urban designs into
Row summarizes, and forms urban design and digitizes sand table index storehouse, such as site coverage, building area, plot ratio, maximum building sides
Product, maximum building height, average building height etc..
(3.2) index connotation table is worked out, index connotation table refers to digitizing the basis of sand table index storehouse in urban design
On, it is further used as the index file of index storehouse, record index coding, is index unique value, to be read from index storehouse
Specified index, index name, index algorithm comprising target function name, index index, which calculates, realizes function and index description
It is used for description indexes meaning and calculating parameter.According to actual needs, index connotation table also may include in addition to the above attribute
Other attributes.Wherein, part index number connotation table is as shown in table 2 below：
Table 2
(3.3) index explanation is mounted, by index connotation table input system so that include index in each index noun mounting
Multiple link attributes including explanation and calculation formula；And link the Manage urban design element by the way of bedding storage
Data, system mount attribute with the interface management of figure layer tree, and display is managed based on user demand interaction.
(4) calculating instrument functions of modules in space is as follows：
(4.1) selection required for carry out space calculating range, under sand table system analysis tool, clicked by element or
The mode of frame choosing, the set or certain spatial dimension for selecting several elements to constitute；
(4.2) fundamental space index calculates, the spatial dimension based on selection, automatic to obtain sky according to index explanation module
Between feature model information data in range, substitute into algorithmic function, calculate fundamental space index, wherein operation function is as follows：
JZMD=sum (building floor space)/land area, ZDJDMJ=max (building floor space), (building floor space * is built RJL=sum
Build the number of plies)/land area, ZDJZMJ=max (building floor space * building storeys), ZDJZGD=max (building height),
PJJZGD=ave (building height)；
(4.3) space calculating instrument packet is divided, demand is calculated according to urban design space, space calculating instrument module is drawn
It is divided into three space calculating instrument packets, respectively：Space basis calculating instrument packet, one-dimensional degrees of data calculating instrument packet, multi-source number
According to coupling calculating instrument packet；
Wherein, space basis calculating instrument packet carries out selected range the geometrical analysis of spatial shape, can pass through load
The tool models such as distance analysis, regional analysis, neighbor analysis under SuperMap are realized；
Distance analysis estimates the similarity measurement between different samples；
Regional analysis obtains spatial position, distribution, form, formation and differentiation in relation to geographic object from spatial data
Etc. information and analyzed；
Neighbor analysis, to the visable representation of the concept class in neighborhood or object in real world；
One-dimensional degrees of data calculating instrument packet, the distributed architecture that single dimension data type is carried out to selected range are analyzed, can be added
The tool models such as interpolation analysis, the density analysis under SuperMap are carried to realize；
Interpolation analysis, according to the pixel value in limited sample data point prediction grid, kriging interpolation；
Density analysis, by discrete points data or line number according to interpolation calculating is carried out, according to Interpolation Principle difference, mainly
It is divided into cuclear density analysis and common point or line density is analyzed；
Multi-source data couples calculating instrument packet, and the superposition coupling of the arbitrary two classes data in multi-source data is carried out to selected range
Degree analyzing is closed, the realization of the tool models such as multivariate analysis, the overlay analysis under SuperMap can be loaded；
The analysis method of multiple independents variable and dependent variable correlation is studied in multivariate analysis；
Overlay analysis passes through one to the arbitrary two classes data progress in multi-source data under uniform spaces frame of reference
Series sets operation generates the analysis method of new data.
(5) off-line data extraction module function：
(5.1) selected data extracts spatial dimension, extracts interface in sand table system off-line data, is being in a manner of drawing and select
Delineation needs the spatial dimension of offline extraction data, holding coordinate system constant on system map.
(5.2) data are packaged export, are cut based on polygon, the two and three dimensions data being packaged in export range of choice；
The basic function of other modules can be run under the conditions of offline by being packaged derived data.
Wherein, spatial dimension is drawn a circle to approve on system map in a manner of drawing and select to refer to through mouse successively systematically
It is clicked on figure and forms multiple coordinate points, multiple coordinate points are connected in turn the closed area to be formed, as extraction number offline
According to spatial dimension.
(6) the instant editor module function of dynamic：
Dynamic compilation and design scheme is based on memory in such a way that parameter is changed in mouse drag interactive operation or interfaceization
Simulation, Live stretch or zoom model size, dynamic reconstruction model, and it is based on mapping technology, model rendering is adjusted in real time
Color or texture mapping, edit scenario can save export.
Claims (7)
1. a kind of system for building urban design digitlization sand table, which is characterized in that comprise the following modules：
Sand table environment construction module, the digitized environment for urban design sand table are built；
Element classification display module for carrying out multi-zone supervision to urban design objects, and visualizes precision classification by structure
System carries out classification display；
Space index explanation module, the index for being digitized to urban design in sand table index storehouse carry out title, algorithm and category
The mounting of property；
Space calculating instrument module is used for loading tool packet, calculates the range selected in urban digital sand table；
Off-line data extraction module, in disconnection mode, export to select the two and three dimensions data in spatial dimension；
Dynamically instant editor module, for carrying out real-time edition operation to the urban digital design scheme loaded in system.
2. a kind of system for building urban design digitlization sand table according to claim 1, which is characterized in that described
Sand table environment construction module builds the digitized environment of urban design sand table by executing following steps realization：
(1.1) three-dimensional slice cache model data in city scope are obtained, model data are digitally converted, generation can be joined
With the monomer model of calculating；
(1.2) multi-source big data is carried out to the conversion of coordinate system, city coordinate system, is stored as SHP formats where being unified for, and realizes
The digitlization of multi-source big data overlaps；
(1.3) city threedimensional model design document is subjected to format conversion, and carries out repairing volume, be converted to the UDB lattice of system support
The data source of formula realizes the digitlization conversion of urban design scheme；
(1.4) controlling element of urban design scheme is extracted in a manner of point, line, surface, realizes and the control of urban design scheme is wanted
The extraction of element；
(1.5) storage for the environmental model and multi-source large data files progress multidimensional data that urban design digitlization sand table is built up
It deposits, shared and publication.
3. a kind of system for building urban design digitlization sand table according to claim 1, which is characterized in that described
Element classification display functions of modules：
(2.1) bedding storage is carried out to urban design objects data, and classification is carried out in a manner of figure layer tree to design element and is shown
Show, interacted based on demand, dynamic manages the show or hide of hierarchical design element；
(2.2) according to different display demands, the staging hierarchy of structure visualization precision is shown corresponding under different scale
The factor content of precision；
(2.3) according to visualization precision staging hierarchy, classification displaying is carried out to the level of detail that element is shown.
4. a kind of system for building urban design digitlization sand table according to claim 1, which is characterized in that described
Space index explanation module function：
(3.1) the professional index term in all urban designs is summarized, forms urban design and digitizes sand table index
Library；
(3.2) index connotation table is worked out, index connotation table refers on the basis of urban design digitizes sand table index storehouse, as finger
Mark the index file in library；
(3.3) by index connotation table input system so that include index explanation and calculation formula in each index noun mounting
Multiple link attributes inside.
5. a kind of system for building urban design digitlization sand table according to claim 1, which is characterized in that described
Space calculating instrument functions of modules：
(4.1) in such a way that element clicks or frame selects, multiple elements is selected to constitute set or certain spatial dimension；
(4.2) elements combination or spatial dimension based on selection, it is automatic to obtain in spatial dimension according to space index explanation module
Feature model information data calculates fundamental space index；
(4.3) demand is calculated according to urban design space, space calculating instrument module is divided into three space calculating instrument packets：
Space basis calculating instrument packet, one-dimensional degrees of data calculating instrument packet, multi-source data couple calculating instrument packet, and pass through above-mentioned work
Tool packet carries out the geometrical analysis of spatial shape respectively to selected set or range, the distributed architecture of single dimension data type is analyzed,
The superposition degree of coupling of arbitrary two classes data in multi-source data is analyzed.
6. a kind of system for building urban design digitlization sand table according to claim 1, which is characterized in that described
Off-line data extraction module function：
(5.1) delineation needs the spatial dimension of offline extraction data on system map in a manner of drawing and select；
(5.2) it is cut based on polygon, the two and three dimensions data being packaged in export selection spatial dimension.
7. a kind of system for building urban design digitlization sand table according to claim 1, which is characterized in that described
The instant editor module function of dynamic：
To the urban design scheme loaded in system, in such a way that parameter is changed in mouse drag interactive operation or interfaceization, base
It is simulated in memory, Live stretch or zoom model size, dynamic reconstruction model, and is based on mapping technology, adjust mould in real time
Type rendered color or texture mapping.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810500656.8A CN108765567A (en) | 2018-05-23 | 2018-05-23 | A kind of system for building urban design digitlization sand table |
| US16/629,312 US11302072B2 (en) | 2018-04-12 | 2018-06-06 | System for constructing urban design digital sand table |
| PCT/CN2018/090057 WO2019196186A1 (en) | 2018-04-12 | 2018-06-06 | System for constructing urban design digital sandbox |
| PCT/CN2019/079178 WO2019223413A1 (en) | 2018-05-23 | 2019-03-22 | System for constructing urban design digital sandbox |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109697316A (en) * | 2018-12-22 | 2019-04-30 | 广州市天作建筑规划设计有限公司 | Urban design digitlization, virtual interactive interface system |
| WO2019223413A1 (en) * | 2018-05-23 | 2019-11-28 | 东南大学 | System for constructing urban design digital sandbox |
| CN110853487A (en) * | 2019-11-25 | 2020-02-28 | 西安工业大学 | Digital sand table system for urban design |
| CN111177812A (en) * | 2019-12-27 | 2020-05-19 | 中国广核电力股份有限公司 | Web map construction method and device containing closed space |
| CN111985774A (en) * | 2020-07-17 | 2020-11-24 | 东南大学 | Automatic three-dimensional interactive inspection system and method for regulating control gauge |
| CN112099627A (en) * | 2020-09-04 | 2020-12-18 | 东南大学 | City design virtual reality instant interaction platform based on artificial intelligence |
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| CN112099627B (en) * | 2020-09-04 | 2021-03-30 | 东南大学 | City design virtual reality instant interaction platform based on artificial intelligence |
| CN112270027A (en) * | 2020-10-29 | 2021-01-26 | 东南大学 | Paperless intelligent interactive examination method for city design based on entity model |
| CN114697634A (en) * | 2020-12-31 | 2022-07-01 | 深圳市奥拓电子股份有限公司 | Digital sand table display method, device and system for smart city |
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