CN115082630A - Empty pipe three-dimensional intelligent analysis platform - Google Patents
Empty pipe three-dimensional intelligent analysis platform Download PDFInfo
- Publication number
- CN115082630A CN115082630A CN202110568756.6A CN202110568756A CN115082630A CN 115082630 A CN115082630 A CN 115082630A CN 202110568756 A CN202110568756 A CN 202110568756A CN 115082630 A CN115082630 A CN 115082630A
- Authority
- CN
- China
- Prior art keywords
- data
- analysis
- module
- dimensional model
- dimensional
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims description 12
- 230000000007 visual effect Effects 0.000 claims description 10
- 238000010586 diagram Methods 0.000 claims description 9
- 238000013480 data collection Methods 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 6
- 238000004088 simulation Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 10
- 238000004141 dimensional analysis Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/05—Geographic models
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Geometry (AREA)
- Software Systems (AREA)
- Remote Sensing (AREA)
- Computer Graphics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Processing Or Creating Images (AREA)
Abstract
The invention provides an air traffic control three-dimensional intelligent analysis platform, which relates to the field of air traffic control construction, and comprises: GIS geographic data acquisition module: the GIS geographic data acquisition module is used for acquiring GIS geographic data; the three-dimensional model data acquisition module: for acquiring three-dimensional model data; a data superposition module: the three-dimensional model data is superposed on the GIS geographic data; the intelligent analysis module: and performing site analysis, signal coverage analysis, tower sight analysis, sector planning analysis and underground pipeline analysis based on the superposition result of the three-dimensional model data and the GIS geographic data. The method comprises the steps of firstly collecting GIS geographic data, then carrying out artificial modeling or three-dimensional modeling on simulation address information collected by unmanned aerial vehicle inclined projection, finally overlaying a three-dimensional model on the GIS geographic data, and carrying out coverage analysis and site selection analysis on the basis of the three-dimensional model data and the GIS topographic data.
Description
Technical Field
The invention relates to the field of air traffic control construction, in particular to an air traffic control three-dimensional intelligent analysis platform.
Background
The existing air traffic control construction site selection and analysis all adopt an artificial two-dimensional mode, taking a radar station as an example, the traditional mode is generally as follows:
the first step is as follows: the ideal sites are preliminarily selected on the map.
The second step is that: and simulating and analyzing the signal coverage condition of the site at the preselected height according to the terrain data through signal analysis software to determine whether the signal coverage requirement is met.
The third step: site selection conditions meeting the signal coverage requirements are surveyed on site, the site selection conditions mainly comprise site topography conditions, peripheral building conditions and supporting facility conditions, in addition, the shielding angle measurement and the electromagnetic environment measurement are carried out on site, and whether the site selection conditions are met or not is finally confirmed.
The existing air traffic control construction site selection and analysis have the following defects:
(1) the existing signal coverage simulation of site selection is firstly measured and calculated according to terrain factors, and then main obstacles are independently analyzed through shielding angle measurement, so that the influences of the terrain, buildings and buildings cannot be simultaneously considered.
(2) The existing shielding angle measurement adopts a manual mode for the touch arrangement of the obstacles, time and labor are wasted, omission may exist in the touch arrangement of various manual obstacles due to the development of cities, and in addition, the measurement precision is seriously influenced due to the fact that the manual measurement of some obstacles limited by positions is difficult.
(3) The influence of the existing coverage simulation on artificial obstacles is single-point analysis, and the omnibearing three-dimensional analysis cannot be realized.
Disclosure of Invention
In view of the above drawbacks of the prior art, an object of the present invention is to provide an air traffic control three-dimensional intelligent analysis platform, which first collects GIS geographic data, then performs artificial modeling or three-dimensional modeling on simulation address information collected by oblique projection of an unmanned aerial vehicle, and finally superimposes a three-dimensional model on the GIS geographic data, and performs coverage analysis and address selection analysis based on the three-dimensional model data and the GIS geographic data.
The invention provides an air traffic control three-dimensional intelligent analysis platform, which comprises:
GIS geographic data acquisition module: the GIS geographic data acquisition module is used for acquiring GIS geographic data;
the three-dimensional model data acquisition module: the three-dimensional model data acquisition module is used for acquiring three-dimensional model data;
a data superposition module: the data superposition module is used for superposing the three-dimensional model data on the GIS geographic data;
the intelligent analysis module: and the intelligent analysis module performs site analysis, signal coverage analysis, tower sight analysis, sector planning analysis and underground pipeline analysis based on a superposition result of the three-dimensional model data and the GIS geographic data.
In an embodiment of the invention, the three-dimensional model data acquisition module includes:
the artificial modeling data acquisition unit: the artificial modeling data acquisition unit is used for acquiring artificial three-dimensional model data;
unmanned aerial vehicle slope projection data acquisition unit: the unmanned aerial vehicle oblique projection data acquisition unit is used for acquiring unmanned aerial vehicle oblique projection three-dimensional model data.
In an embodiment of the present invention, the specific process of the field address analysis includes:
1.1: collecting GIS geographic data of a clear area and a signal protection area in civil aviation and related fields through a GIS geographic data collection module;
1.2: collecting three-dimensional model data through a manual modeling data collection unit or an unmanned aerial vehicle inclined projection data collection unit;
1.3: GIS geographic data and three-dimensional model data are overlapped through a data overlapping module, and newly-built station feasibility analysis, existing station influence analysis, existing station protection range analysis and airport clearance protection analysis are carried out through an intelligent analysis module, so that sites meeting conditions are screened out.
In an embodiment of the present invention, the specific process of the signal coverage analysis includes:
2.1: acquiring signal coverage data of one or more sites at different heights through a GIS geographic data acquisition module;
2.2: and the signal coverage data and the three-dimensional model data are overlapped through a data overlapping module, and the signal coverage condition of one or more sites at different heights is simulated through an intelligent analysis module to search a signal coverage blind spot.
In an embodiment of the present invention, a specific process of the tower visual line analysis includes:
3.1: collecting the point location data of different tower visual lines through a GIS geographic data collection module;
3.2: the signal coverage data and the three-dimensional model data are overlapped through the data overlapping module, different tower sight point positions are simulated through the intelligent analysis module, the influence of the existing terrain barriers is analyzed, and the height of the tower is determined.
In an embodiment of the present invention, the process of the sector planning analysis includes:
4.1: acquiring basic route data and sector data through a GIS geographic data acquisition module;
4.2: the route information, the sector data and the three-dimensional model data are overlapped through the data overlapping module, a sector model of a three-dimensional space is established through the intelligent analysis module, and the reasonability of the sector area arrangement is analyzed in combination with the three-dimensional route.
In an embodiment of the present invention, the process of analyzing the underground pipeline includes:
5.1: collecting underground pipeline diagrams through a GIS geographic data acquisition module;
5.2: and the underground pipeline drawing and the three-dimensional model data are overlapped through the data overlapping module, an underground pipeline model in a three-dimensional space is established through the intelligent analysis module, and the rationality of the pipeline is analyzed by combining geographic information.
As described above, the full inventive name of the present invention has the following advantageous effects:
1. the invention adopts a three-dimensional analysis mode, can truly restore the scene, can analyze various latitudes at one time by constructing an artificial building and a barrier model, and can generate a visual result model which is convenient for a user to make a decision.
2. The invention adopts a three-dimensional analysis mode to realize one-time modeling and multiple analysis of the influences of planes, facades and sections.
3. The invention greatly reduces the difficulty and cost of early exploration by adopting a Geographic Information System (GIS), and the geographic information can be obtained by public data or by adopting a remote measuring mode of an unmanned aerial vehicle, so that the acquisition is easier and the cost is controllable.
Drawings
Fig. 1 is a schematic diagram illustrating the operation of the three-dimensional intelligent analysis platform for the air traffic control system disclosed in the embodiment of the present invention.
Fig. 2 is a three-dimensional model display diagram of the empty pipe three-dimensional intelligent analysis platform disclosed in the embodiment of the present invention.
Fig. 3 is a schematic view showing the measurement of the angle parameter based on the three-dimensional model disclosed in the embodiment of the present invention.
Fig. 4 is a schematic diagram showing the measurement of the height parameter based on the three-dimensional model disclosed in the embodiment of the invention.
Fig. 5 is a schematic diagram illustrating a signal coverage analysis based on a three-dimensional model according to an embodiment of the present invention.
FIG. 6 is a schematic diagram of a three-dimensional model-based three-dimensional visual field analysis disclosed in an embodiment of the present invention.
Fig. 7 is a schematic diagram showing the analysis of the height of the tower based on the three-dimensional model disclosed in the embodiment of the invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
The invention provides an air traffic control three-dimensional intelligent analysis platform, which comprises:
(1) GIS geographic data acquisition module: the GIS geographic data acquisition module is used for acquiring GIS geographic data;
the GIS geographic data acquisition module is in signal connection with the existing three-dimensional real-time GIS platform, so that GIS geographic data can be acquired in real time conveniently;
(2) the three-dimensional model data acquisition module: the three-dimensional model data acquisition module is used for acquiring three-dimensional model data;
wherein the three-dimensional model data acquisition module comprises:
(2.1) an artificial modeling data acquisition unit: the artificial modeling data acquisition unit is used for acquiring artificial three-dimensional model data;
(2.2) the unmanned aerial vehicle oblique projection data acquisition unit: the unmanned aerial vehicle oblique projection data acquisition unit is used for acquiring unmanned aerial vehicle oblique projection three-dimensional model data;
(3) a data superposition module: the data superposition module is used for superposing the three-dimensional model data on the GIS geographic data;
(4) the intelligent analysis module: and the data superposition module performs site analysis, signal coverage analysis, tower sight analysis, sector planning analysis and underground pipeline analysis based on the superposition result of the three-dimensional model data and the GIS geographic data.
Specifically, the specific process of the field address analysis is as follows:
1.1: collecting geographic data of a clear area and a signal protection area in civil aviation and related fields through a GIS geographic data collection module;
1.2: acquiring three-dimensional model data through a manual modeling data acquisition unit or an unmanned aerial vehicle oblique projection data acquisition unit;
1.3: the geographic data and the three-dimensional model data are overlapped through the data overlapping module, and feasibility analysis of a newly-built station site, influence analysis of an existing station site, protection range analysis of an existing station and airport clearance protection analysis are performed, so that the site meeting the conditions can be conveniently and quickly screened out.
The unmanned aerial vehicle oblique projection data acquisition unit acquires three-dimensional model data of an unmanned aerial vehicle oblique projection, wherein the three-dimensional model data of the unmanned aerial vehicle oblique projection is virtual landform data which is mainly constructed by CAD software or three-dimensional modeling software; in addition, the main trend of the large-scale three-dimensional models is based on rapid modeling by unmanned aerial vehicle oblique photography, please refer to fig. 2, high-precision three-dimensional modeling can be realized by unmanned aerial vehicle oblique photography, the three-dimensional models contain geographic information and can be superposed on geographic data of a GIS (geographic information system), and real-time measurement of parameters such as height, angle and the like can be realized based on a three-dimensional module, please refer to fig. 3; meanwhile, planning and site selection analysis and terrain visibility condition analysis can be performed by combining terrain data, please refer to fig. 4.
The existing air traffic control equipment comprises various radio frequency equipment, which mainly comprises: the operation of the radio frequency equipment needs to analyze the influence of obstacles around a site, so that the signal range must be analyzed through simulation to ensure the reliable operation of the radio frequency equipment.
Specifically, the specific process of the signal coverage analysis is as follows:
2.1: acquiring signal coverage data of one or more different sites (such as radar stations) at different heights through a GIS geographic data acquisition module;
2.2: and the signal coverage data and the three-dimensional model data are overlapped through a data overlapping module, the signal coverage condition of one or more sites at different heights is simulated, a signal coverage blind spot is searched, and planning are guided to be performed on the overall equipment.
The feasibility of station construction can be analyzed in combination with the influence of landforms, artificial buildings and obstacles of the station, please refer to fig. 5; and comprehensive coverage analysis and full-view analysis can be performed, see fig. 6.
The visual line analysis of the tower is required in the process of building, reconstructing and expanding the existing airport, and the position and the height of the tower are mainly determined in order to analyze the influence of obstacles.
Specifically, the concrete flow of the tower sight line analysis is as follows:
3.1: collecting the point location data of different tower visual lines through a GIS geographic data collection module;
3.2: the signal coverage data and the three-dimensional model data are overlapped through the data overlapping module, different tower sight point positions are simulated, the influence of the existing terrain barriers is analyzed, an area with good visibility conditions is searched through comparison and selection, and the height of the tower is determined, please refer to fig. 7.
Sector analysis is needed in the existing airport new-building and extension process, and the rationality of sector division is mainly analyzed.
Specifically, the process of the sector planning analysis includes:
4.1: acquiring basic route data and sector data through a GIS geographic data acquisition module;
4.2: the airway information, the sector data and the three-dimensional model data are overlapped through a data overlapping module, a sector model of a three-dimensional space is established, and the reasonability of sector area arrangement, entering and leaving field separation and the like are analyzed in combination with the three-dimensional airway; in addition, the signal coverage conditions of the sectors and the airway routes can be comprehensively analyzed by overlapping the signal coverage maps.
The existing airport or air traffic control project often encounters the defects of unknown pipeline data and unknown terrain data during the former-stage site selection or the later-stage reconstruction and extension, so that the routing trend is unclear, the investment estimation difference is large, hidden dangers are buried for the later-stage construction, and therefore the underground pipeline range analysis is needed;
specifically, the flow of underground pipeline analysis is as follows:
5.1: collecting underground pipeline diagrams through a GIS geographic data acquisition module;
5.2: the underground pipeline drawing and the three-dimensional model data are superposed through the data superposition module, an underground pipeline model in a three-dimensional space is established, the route is adjusted by combining geographic information, a new pipeline drawing can be planned according to the existing pipeline drawing, and the generated pipeline drawing is more accurate due to the fact that the pipeline drawing is live-action geographic information and comprises coordinate and length information, so that investment can be accurately estimated, the investment can also be intuitively reflected to an owner, and the deepened design in the later period is facilitated; and later stage, the professional BIM can coordinate the pipeline synthesis of each specialty.
In conclusion, the invention fundamentally changes the traditional manual and two-dimensional plane analysis mode and develops into an integrated automatic analysis tool based on three-dimensional Geographic Information (GIS) and three-dimensional modeling technology.
The analysis of function, cost and operation difficulty mainly includes: the traditional two-dimensional analysis mode is not visual, cannot analyze space influence factors, the two-dimensional topographic map and barrier analysis cannot really restore the real field environment, the analysis error is large, the analysis result is not visual, and the superposition analysis of multiple factors cannot be carried out. The invention adopts a three-dimensional analysis mode, can truly restore the scene, can analyze various latitudes at one time by constructing an artificial building and a barrier model, and can generate a visual result model which is convenient for a user to make a decision. The traditional two-dimensional analysis mode has great difficulty in section analysis, particularly for spatially staggered airway routes, bottom line pipelines and the like, the traditional mode has great difficulty in analysis, wastes time and labor and has poor effect; the invention adopts a three-dimensional analysis mode to realize one-time modeling and multiple analysis of the influences of planes, facades and sections.
The traditional mode adopts manual investigation, has high cost, is not beneficial to screening sites in a large range and is more suitable for a plurality of sites. The difficulty and the cost of the earlier stage exploration are greatly reduced by adopting a Geographic Information System (GIS), the geographic information can be obtained through public data, and can also be obtained in a mode of unmanned aerial vehicle remote measurement, the acquisition is easier, the cost is controllable, and the difficulty is high, the cost is high, the earlier stage exploration is basically infeasible by adopting a traditional manual surveying and mapping mode, and the GIS is only suitable for the engineering implementation stage. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. The three-dimensional intelligent analysis platform for the air traffic control is characterized by comprising:
GIS geographic data acquisition module: the GIS geographic data acquisition module is used for acquiring GIS geographic data;
the three-dimensional model data acquisition module: the three-dimensional model data acquisition module is used for acquiring three-dimensional model data;
a data superposition module: the data superposition module is used for superposing the three-dimensional model data on the GIS geographic data;
the intelligent analysis module: and the intelligent analysis module performs site analysis, signal coverage analysis, tower sight analysis, sector planning analysis and underground pipeline analysis based on a superposition result of the three-dimensional model data and the GIS geographic data.
2. The empty pipe three-dimensional intelligent analysis platform according to claim 1, wherein the three-dimensional model data acquisition module comprises:
the artificial modeling data acquisition unit: the artificial modeling data acquisition unit is used for acquiring artificial three-dimensional model data;
unmanned aerial vehicle slope projection data acquisition unit: the unmanned aerial vehicle oblique projection data acquisition unit is used for acquiring unmanned aerial vehicle oblique projection three-dimensional model data.
3. The empty pipe three-dimensional intelligent analysis platform according to claim 2, wherein the specific flow of the field address analysis is as follows:
1.1: collecting GIS geographic data of a clear area and a signal protection area in civil aviation and related fields through a GIS geographic data collection module;
1.2: acquiring three-dimensional model data through a manual modeling data acquisition unit or an unmanned aerial vehicle oblique projection data acquisition unit;
1.3: GIS geographic data and three-dimensional model data are overlapped through a data overlapping module, and newly-built station feasibility analysis, existing station influence analysis, existing station protection range analysis and airport clearance protection analysis are carried out through an intelligent analysis module, so that sites meeting conditions are screened out.
4. The empty pipe three-dimensional intelligent analysis platform according to claim 2, wherein the specific process of the signal coverage analysis is as follows:
2.1: acquiring signal coverage data of one or more sites at different heights through a GIS geographic data acquisition module;
2.2: and the signal coverage data and the three-dimensional model data are overlapped through a data overlapping module, and the signal coverage condition of one or more sites at different heights is simulated through an intelligent analysis module to search a signal coverage blind spot.
5. The empty pipe three-dimensional intelligent analysis platform according to claim 2, wherein the concrete flow of the tower visual line analysis is as follows:
3.1: collecting sight point location data of different towers through a GIS (geographic information system) geographic data collection module;
3.2: the signal coverage data and the three-dimensional model data are overlapped through the data overlapping module, different tower sight point positions are simulated through the intelligent analysis module, the influence of the existing terrain barriers is analyzed, and the height of the tower is determined.
6. The empty pipe three-dimensional intelligent analysis platform according to claim 2, wherein the sector planning analysis process comprises:
4.1: acquiring basic route data and sector data through a GIS geographic data acquisition module;
4.2: the route information, the sector data and the three-dimensional model data are overlapped through the data overlapping module, a sector model of a three-dimensional space is established through the intelligent analysis module, and the reasonability of the sector area arrangement is analyzed in combination with the three-dimensional route.
7. The empty pipe three-dimensional intelligent analysis platform according to claim 2, wherein the flow of underground pipeline analysis is as follows:
5.1: collecting underground pipeline diagrams through a GIS geographic data acquisition module;
5.2: and the underground pipeline drawing and the three-dimensional model data are overlapped through the data overlapping module, an underground pipeline model in a three-dimensional space is established through the intelligent analysis module, and the rationality of the pipeline is analyzed by combining geographic information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110568756.6A CN115082630A (en) | 2021-05-25 | 2021-05-25 | Empty pipe three-dimensional intelligent analysis platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110568756.6A CN115082630A (en) | 2021-05-25 | 2021-05-25 | Empty pipe three-dimensional intelligent analysis platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115082630A true CN115082630A (en) | 2022-09-20 |
Family
ID=83245900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110568756.6A Pending CN115082630A (en) | 2021-05-25 | 2021-05-25 | Empty pipe three-dimensional intelligent analysis platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115082630A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI822638B (en) * | 2023-05-03 | 2023-11-11 | 中華電信股份有限公司 | System and method of checking 3d gis urban underground pipeline data and bim model building pipeline data |
-
2021
- 2021-05-25 CN CN202110568756.6A patent/CN115082630A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI822638B (en) * | 2023-05-03 | 2023-11-11 | 中華電信股份有限公司 | System and method of checking 3d gis urban underground pipeline data and bim model building pipeline data |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Talmaki et al. | Real-time hybrid virtuality for prevention of excavation related utility strikes | |
| CN110132238B (en) | Unmanned aerial vehicle surveying and mapping method for terrain image digital elevation model | |
| CN111551147A (en) | Arch dam surface deformation monitoring system based on GNSS and measuring robot fusion | |
| Kang et al. | Development of methodology and virtual system for optimised simulation of road design data | |
| CN113514041B (en) | Engineering construction project multi-measurement-in-one data acquisition and library building method | |
| CN109163715B (en) | Electric power station selection surveying method based on unmanned aerial vehicle RTK technology | |
| CN106919987B (en) | Method for manufacturing and managing operation and maintenance information model of high-speed railway passenger dedicated line equipment in virtual reality environment | |
| Van Son et al. | A framework for reliable three-dimensional underground utility mapping for urban planning | |
| CN108957507A (en) | Fuel gas pipeline leakage method of disposal based on augmented reality | |
| Sun et al. | Building displacement measurement and analysis based on UAV images | |
| CN116958472A (en) | Transmission line crossing detection analysis method | |
| CN115758530A (en) | Bridge engineering forward planning method, device, equipment and storage medium | |
| CN113867407B (en) | Unmanned plane-based construction auxiliary method, unmanned plane-based construction auxiliary system, intelligent equipment and storage medium | |
| CN115082630A (en) | Empty pipe three-dimensional intelligent analysis platform | |
| Mitasova et al. | GIS tools for erosion/deposition modelling and multidimensional visualization | |
| US20070192068A1 (en) | Method For Planning A Security Array Of Sensor Units | |
| CN105005949A (en) | Underground pipeline field virtual survey system | |
| CN111101949B (en) | Dynamic monitoring management system and method related to risk source crossing process | |
| CN108958466A (en) | Excavation Training Methodology based on virtual reality technology | |
| CN112287425A (en) | Municipal engineering measurement positioning method and system | |
| CN115962755A (en) | Earth and stone calculation method based on unmanned aerial vehicle oblique photography technology | |
| Shih et al. | Cross-verification of as-built point cloud and gis-related map data | |
| CN115510607A (en) | Three-electricity migration and transformation design method based on three-dimensional live-action modeling technology | |
| CN108954016A (en) | Fuel gas pipeline leakage disposal system based on augmented reality | |
| CN115018973A (en) | Low-altitude unmanned-machine point cloud modeling precision target-free evaluation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |