CN112559830A - Scene reappearance visualization system and method based on rail transit vehicle-mounted operation information - Google Patents
Scene reappearance visualization system and method based on rail transit vehicle-mounted operation information Download PDFInfo
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Abstract
The invention relates to a scene reappearance visualization system and a scene reappearance visualization method based on rail transit vehicle-mounted operation information, wherein the system comprises a vehicle-mounted log analysis module, a key event extraction module, a three-dimensional model configuration module, a scene reappearance module and a statistical analysis module which are sequentially connected, wherein the key event extraction module is used for finding key related data in logs, forming each key information clustering set and then obtaining a fitting function; the three-dimensional model configuration module is used for matching the data from the key event extraction module with the model entity; and the scene reproduction module is used for rendering through the interactive real-time image processing component according to the data provided by the three-dimensional model configuration module and the three-dimensional model to finish scene reproduction of the vehicle-mounted operation information. Compared with the prior art, the invention has the following advantages: the problem that the help fortune dimension personnel take place at the operation stage to on-vehicle carries out quick location, depth analysis, has shortened troubleshooting time, has promoted maintenance efficiency etc..
Description
Technical Field
The invention relates to the field of rail transit vehicle-mounted operation fault analysis, in particular to a scene reappearance visualization system and method based on rail transit vehicle-mounted operation information.
Background
Although urban rail transit operation units utilize various vehicle monitoring technologies and systems to monitor vehicle running states, fault reproduction and analysis means are not mature, for example, maintenance personnel need to refer to a large amount of vehicle-mounted log information for analysis due to fault false alarm caused by long vehicle running time, frequent start and stop, beacon loss, parking precision and the like.
The retrieved Chinese patent publication No. CN102592022A discloses a rail transit scene simulation system, which comprises a server and at least one client, wherein the server comprises an emulation simulator and is responsible for generating and storing a script file of a simulation scene and executing the script file; the client provides a human-computer interaction interface for an operator to operate the simulation simulator to generate the script file of a simulation scene or select the script file stored in the server, and sends an instruction to inform the simulation simulator to execute the script file. The rail transit scene simulation system has the beneficial effects that: the method depends on a mature comprehensive monitoring system as a platform at present; simulating the equipment state by using a simulator; the method has good portability, flexibility and compatibility, and the safety of the real system is ensured by adopting the isolation between the system with the self-defined scene and the real system server. But the system has the problems that fault location and depth analysis cannot be realized, the overhauling efficiency cannot be improved, and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a scene reappearance visualization system and method based on rail transit vehicle-mounted operation information.
The purpose of the invention can be realized by the following technical scheme:
according to one aspect of the invention, a scene reproduction visualization system based on rail transit vehicle-mounted operation information is provided, and the system comprises a vehicle-mounted log analysis module, a key event extraction module, a three-dimensional model configuration module, a scene reproduction module and a statistical analysis module which are connected in sequence;
the vehicle-mounted log analyzing module is used for analyzing the vehicle-mounted log file and importing the vehicle-mounted log file into a database for storage;
the key event extraction module is used for finding key related data in the log, forming each key information clustering set and then obtaining a fitting function;
the three-dimensional model configuration module is used for matching the data from the key event extraction module with the model entity;
the scene reproduction module is used for finishing scene reproduction of the vehicle-mounted operation information;
the statistical analysis module is used for reproducing the vehicle-mounted operation scene, simultaneously carrying out various analyses on the vehicle-mounted information and displaying the analysis result.
As a preferred technical solution, the vehicle-mounted log analysis module is configured to analyze a vehicle-mounted OMAP log file into a CSV file and import the CSV file into a database for storage.
As a preferred technical scheme, the key event extraction module finds key related data in the log by using a cluster analysis method, gathers similar or adjacent data together to form each key information cluster set, and then obtains a fitting function.
As a preferable technical solution, the fitting function obtained by the regression analysis method is used to smooth the data and remove the noise therein.
As a preferred technical solution, the three-dimensional model configuration module projects a value range of a special attribute in a key event into a set range in a process of matching data and a model entity with each other, so as to eliminate a deviation of a numerical attribute caused by different sizes.
As a preferred technical solution, the scene reproduction module performs rendering according to the data and the three-dimensional model provided by the three-dimensional model configuration module to complete scene reproduction of the vehicle-mounted operation information.
As a preferred technical solution, the rendering is performed by an interactive real-time image processing component.
As a preferred technical solution, the analysis of the vehicle-mounted information by the statistical analysis module includes stop time duration analysis, EB distribution analysis, beacon loss analysis, and stop accuracy analysis.
As a preferred technical solution, the statistical analysis module displays the analysis result in a graph mode.
According to another aspect of the invention, a method for using the scene reproduction visualization system based on rail transit vehicle-mounted operation information is provided, and the method comprises the following steps:
step 1, uploading a vehicle-mounted log or other unstructured files which are downloaded in advance;
step 4, the system automatically carries out smoothing processing on the clustered data;
step 6, binding the vehicle-mounted operation data with the three-dimensional model through a model configuration tool;
step 7, rendering the bound model, and outputting the rendered model to a display terminal;
and 8, reproducing scenes of the vehicle-mounted operation information at the terminal and generating statistical analysis information at the same time.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, a large amount of vehicle-mounted data is extracted and analyzed by using the computer, the reproduction of a vehicle-mounted operation scene is realized, the operation and maintenance personnel are helped to quickly position and deeply analyze the problems of the vehicle-mounted operation stage, the troubleshooting time is shortened, and the overhauling efficiency is improved.
2. The method and the system reproduce the vehicle-mounted operation scene by using the BIM visualization technology, analyze the failure reason, and guide the operation unit to carry out preventive maintenance on the related equipment through the scene reproduction and reason analysis, thereby effectively reducing the maintenance guarantee cost, shortening the maintenance time and improving the vehicle perfectness rate.
Drawings
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a system device connection diagram of the present invention.
The system comprises a vehicle-mounted operation information storage server 1, an algorithm server for analyzing and extracting key information 2, a data binding tool 3, a scene reappearing application server 4 and a terminal 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
As shown in fig. 2, a scene reproduction visualization system based on rail transit vehicle-mounted operation information includes a vehicle-mounted log analysis module, a key event extraction module, a three-dimensional model configuration module, a scene reproduction module and a statistical analysis module, which are connected in sequence, where the vehicle-mounted log analysis module is used to analyze a vehicle-mounted OMAP log file into a CSV file and import the CSV file into a database for storage; the key event extraction module is used for finding key related data in the log, forming each key information clustering set and then obtaining a fitting function; the three-dimensional model configuration module is used for matching the data from the key event extraction module with the model entity; the scene reproduction module is used for rendering through the interactive real-time image processing component according to the data provided by the three-dimensional model configuration module and the three-dimensional model to finish scene reproduction of the vehicle-mounted operation information; the statistical analysis module is used for reproducing the vehicle-mounted operation scene, simultaneously carrying out various analyses on the vehicle-mounted information and displaying the analysis results in a chart mode.
The key event extraction module finds key related data in the log by using a cluster analysis method, gathers similar or adjacent data together to form each key information cluster set, and smoothes and removes noise in the data by using a fitting function obtained by a regression analysis method. The three-dimensional model configuration module projects a special attribute value range in a key event into a set range in the process of mutually matching data and a model entity so as to eliminate the deviation of numerical attributes caused by different sizes. The analysis of the vehicle-mounted information by the statistical analysis module comprises station-parking duration analysis, EB distribution analysis, beacon loss analysis and parking precision analysis.
As shown in fig. 1, a method for using the scene representation visualization system based on rail transit vehicle-mounted operation information comprises the following steps:
and 8, reproducing scenes of the vehicle-mounted operation information at the terminal and generating statistical analysis information at the same time.
As shown in fig. 2, a specific apparatus of a scene representation visualization system based on rail transit vehicle-mounted operation information comprises a vehicle-mounted operation information storage server 1, an algorithm server 2 for analyzing and extracting key information, a data binding tool 3, a scene representation application server 4 and a terminal 5;
the vehicle-mounted operation information storage server 1 is used for storing the analyzed vehicle-mounted operation data information and performing data interaction with the algorithm server 2; the key information algorithm server 2 is used for analyzing and extracting key information of vehicle-mounted operation to form a data structure meeting display requirements; the data binding tool 3 is used for performing association binding on the data meeting the conditions and the three-dimensional model, and outputting the bound model to the scene reproduction application server 4; the scene reappearing application server 4 is in data interaction with the data binding tool 3 and realizes scene display through a rendering engine; and the terminal 5 displays the scene on line.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A scene reappearance visualization system based on rail transit vehicle-mounted operation information is characterized by comprising a vehicle-mounted log analysis module, a key event extraction module, a three-dimensional model configuration module, a scene reappearance module and a statistical analysis module which are sequentially connected;
the vehicle-mounted log analyzing module is used for analyzing the vehicle-mounted log file and importing the vehicle-mounted log file into a database for storage;
the key event extraction module is used for finding key related data in the log, forming each key information clustering set and then obtaining a fitting function;
the three-dimensional model configuration module is used for matching the data from the key event extraction module with the model entity;
the scene reproduction module is used for finishing scene reproduction of the vehicle-mounted operation information;
the statistical analysis module is used for reproducing the vehicle-mounted operation scene, simultaneously carrying out various analyses on the vehicle-mounted information and displaying the analysis result.
2. The system of claim 1, wherein the vehicle-mounted log parsing module is configured to parse a vehicle-mounted OMAP log file into a CSV file and import the CSV file into a database for storage.
3. The track traffic vehicle-mounted operation information-based scene reproduction visualization system according to claim 1, wherein the key event extraction module finds key related data in the log by using a cluster analysis method, and gathers similar or adjacent data together to form each key information clustering set, and then obtains a fitting function.
4. The system of claim 3, wherein the fitting function obtained by the regression analysis method is used to smooth the data and remove the noise in the data.
5. The track traffic vehicle-mounted operation information-based scene representation visualization system according to claim 1, wherein the three-dimensional model configuration module projects a value range of a special attribute in a key event into a set range in a process of matching data and a model entity with each other, so as to eliminate deviation of numerical attributes caused by different sizes.
6. The track traffic vehicle-mounted operation information-based scene reproduction visualization system according to claim 1, wherein the scene reproduction module performs rendering according to the data provided by the three-dimensional model configuration module and the three-dimensional model to complete scene reproduction of the vehicle-mounted operation information.
7. The system for visualizing scene representation based on rail transit vehicle-mounted operation information as claimed in claim 6, wherein said rendering is performed by an interactive real-time image processing component.
8. The system as claimed in claim 1, wherein the analysis of the vehicle information by the statistical analysis module includes stop time duration analysis, EB distribution analysis, beacon loss analysis and stop accuracy analysis.
9. The system as claimed in claim 1, wherein the statistical analysis module graphically displays the analysis results.
10. A method for using the track transportation vehicle-mounted operation information-based scene reproduction visualization system of claim 1, wherein the method comprises the following steps:
step 1, uploading a vehicle-mounted log or other unstructured files which are downloaded in advance;
step 2, the system automatically analyzes the log information and stores the log information in a database;
step 3, selecting a key information extraction method in the system and inputting relevant parameters according to the analyzed data result, and clustering the data;
step 4, the system automatically carries out smoothing processing on the clustered data;
step 5, comparing the data, executing step 6 if the data attribute accords with the specific range of the model, otherwise executing step 4;
step 6, binding the vehicle-mounted operation data with the three-dimensional model through a model configuration tool;
step 7, rendering the bound model, and outputting the rendered model to a display terminal;
and 8, reproducing scenes of the vehicle-mounted operation information at the terminal and generating statistical analysis information at the same time.
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| CN117765170A (en) * | 2023-12-13 | 2024-03-26 | 重庆中法供水有限公司 | Three-dimensional visualization management method and system |
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