CN116452397A - Coordinated control system and control method for police digital sand table - Google Patents
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Abstract
The invention discloses a linkage control system and a control method for police digital sand tables, relates to the technical field of control, and solves the problem of controlling police digital sand tables in a linkage mode. The linkage module adopts a data warehouse technology to load and update police digital sand tables of three areas of province, city and county into the data warehouse, information sharing is achieved, the control module adopts a linkage controller to output control instructions according to monitoring results of sensors to jointly control the police digital sand tables of the three areas of province, city and county, the emergency burst simulation module adopts a virtual training submodule to simulate a scene that police officers deal with emergency emergencies in a short time, a case library is formed according to different actual combat scenes and different equipment, and linkage control for the police digital sand tables, which is higher in information real-time sharing update efficiency, efficient in joint control and capable of preventing emergency burst simulation, is achieved.
Description
Technical Field
The invention relates to the technical field of control, in particular to a linkage control system and a control method for a police digital sand table.
Background
The police digital sand table is a tool for simulating police work by using computer software, and is mainly used for displaying the content and flow of police work and helping decision makers analyze the effect and improvement of police work. Specifically, the police service digital sand table can simulate police service work in different regions, including different elements such as police seeds, departments, areas, cases and the like, and display the work content and progress of each element so as to help a decision maker to analyze and evaluate the police service work. In specific application, the police digital sand table has a three-dimensional, interactive and diversified display form, integrates a large number of combat designs and new combat elements, simulates very visual combat situations for commanders, carries out joint training or study on combat schemes through a common 3d map, uploads respective combat plans to the electronic sand table for automatic demonstration, or obtains a live-action map according to satellite means, and then enables combat personnel to see detailed features of the area where the combat personnel are about to practice or combat in real time in a visual mode so as to make combat plans, adjust military deployment and the like. The method has certain technical advantages and practical application value.
In a specific application, the police digital sand table linkage control system generally comprises hardware equipment with a digital sand table, a monitoring camera, an infrared detector, a microphone and the like. When encountering a danger, the adopted control system generally comprises a linkage control system, an automatic control system, a remote monitoring system and the like, the method solves the remote communication and the digital interaction of data information to a certain extent, but the linkage control system is a core part of the linkage control system for police digital sand tables, and can link different devices and systems in the digital sand tables, so that data acquisition, transmission, analysis and display are realized, and the data acquired by the different devices and systems in the digital sand tables are difficult to integrate when the data information analysis is realized by the conventional technology, so that the data control capability is lagged, and the linkage control reflecting capability is lagged.
When facing the multi-data communication protocol, the collected data is difficult to be transmitted to the control system through the transmission protocol, the analysis and the display of the data are not timely, and the timely work of the coordinated control system for the police digital sand table is difficult to be realized. When critical information is met, the data channel is blocked, and the emergency can not be well simulated and timely prevented, so that the joint control of the states of the police digital sand tables in different places becomes the problem to be solved urgently at present, and therefore, the invention discloses a linkage control system and a control method for the police digital sand tables.
Disclosure of Invention
Aiming at the defects of the technology, the invention discloses a linkage control system and a control method for police digital sand tables, wherein a linkage module is arranged to load original data elements of police digital sand tables in three areas of province, city and county into a data warehouse by adopting a data warehouse technology and update the data elements, a linkage controller is arranged to output control instructions according to monitoring results of sensors by the control module, the police digital sand tables in the three areas of province, city and county are jointly controlled, an emergency burst simulation module is arranged to simulate the scene of an emergency incident handled by police personnel in a short time by adopting a virtual training submodule, and a case base is formed according to different actual combat scenes and different equipment, so that the emergency control capability is greatly improved.
In order to achieve the technical effects, the invention adopts the technical scheme that:
the linkage control system for the police digital sand table comprises a three-dimensional display module, a target positioning module and a notification module;
the three-dimensional display module is used for displaying three-dimensional geographic information and facilitating observation of the internal structure of the object;
the three-dimensional display module comprises a three-dimensional creation submodule, a three-dimensional presentation submodule and a three-dimensional analysis submodule, wherein the three-dimensional creation submodule is used for setting parameters of geographic information, the three-dimensional creation submodule acquires edges of each layer of images through threshold segmentation and then adds Z-axis parameters of each layer of images, a two-dimensional array is converted into a three-dimensional array, three-dimensional information is spliced and fused by triangular face sheets to form a three-dimensional vector array, the three-dimensional presentation submodule is used for creating object colors and object views, the three-dimensional analysis submodule is used for analyzing the three-dimensional creation images to acquire a structure diagram of any direction inside an object, workers can observe the internal structure of the object conveniently, and the output end of the three-dimensional creation submodule is connected with the input end of the three-dimensional presentation submodule;
The target positioning module is used for quickly navigating and positioning a target area and an object;
the notification module is used for notifying weather, duty, police situation and important police situation;
the target positioning module comprises a positioner, a data transmission sub-module, a server and a service platform, wherein the positioner is used for acquiring initial positioning data of a target area and an object, the data transmission sub-module is used for forwarding the initial positioning data to the server, the server is used for analyzing the initial positioning data to further obtain specific position information of the target area and the object, the service platform is used for quickly looking up the specific position information of the target area and the object, the output end of the positioner is connected with the input end of the data transmission sub-module, the output end of the data transmission sub-module is connected with the input end of the server, and the output end of the server is connected with the input end of the service platform;
the notification module comprises a data acquisition sub-module, a data processing sub-module and an alert pre-warning sub-module, wherein the data acquisition sub-module is used for receiving the target area and the object information and transmitting the target area and the object information to the data processing sub-module, and the data processing sub-module is used for visually displaying the data according to the characteristics of the data by adopting a visualization method, and recognizing the data and understanding the data;
Finding out rules and key information contained in mass data, wherein the warning situation early warning submodule is used for predicting future development trend of a target area and an object, and carrying out intelligent decision analysis and timely early warning and notification;
the linkage module is used for linking the province hall, the city bureau and the county bureau police service digital sand table;
the linkage module comprises a linkage updating submodule and an information sharing platform, wherein the linkage updating submodule adopts a data warehouse technology to extract, convert and load police digital sand table original data elements of three areas of province, city and county into the data warehouse, the linkage updating submodule adopts a matching algorithm to obtain police digital sand table data elements which are matched with each other, incremental updating of the police digital sand table data elements with different sources and different periods is realized, the information sharing platform is used for realizing police digital sand table data butt joint, encryption transmission and sharing, and the output end of the linkage updating submodule is connected with the input end of the information sharing platform;
the control module is used for controlling police digital sand tables of provinces, cities and counties in a linkage way;
the control module comprises a sensor, a linkage controller and communication equipment, wherein the sensor is used for respectively visually monitoring the states of police digital sand tables in three areas of province, city and county, the linkage controller is used for outputting control instructions according to the monitoring results of the sensor, the communication equipment adopts a communication protocol sub-module to jointly communicate the three areas of province, city and county, the output end of the sensor is connected with the input end of the controller, and the output end of the controller is connected with the input end of the communication equipment;
The emergency burst simulation module is used for simulating and handling emergency burst events;
the emergency burst simulation module comprises a simulation modeling sub-module and a virtual training sub-module, wherein the simulation modeling sub-module is used for researching and experimental internal interaction of a highly complex police digital sand table and reflecting the change condition of an emergency, the virtual training sub-module adopts a virtual platform to simulate the emergency scene of the emergency of police personnel in a short time, a case library is formed according to different actual combat scenes and different equipment, and the output end of the simulation modeling sub-module is connected with the input end of the virtual training sub-module.
The output end of the target positioning module is connected with the input end of the three-dimensional display module, the output end of the three-dimensional display module is respectively connected with the input ends of the emergency burst simulation module and the linkage module, the output end of the linkage module is connected with the input end of the notification module, and the output end of the control module is connected with the input end of the linkage module.
As a further technical scheme of the invention, the data warehouse adopts a database server to provide safe storage, the police digital sand table original data information of three areas of province, city and county of the data warehouse is established and managed, and the database server adopts a data mining engine to provide data mining, analysis and inquiry.
As a further technical scheme of the invention, the working method of the data mining engine comprises the following steps:
step one, data mining, wherein a data mining engine accesses early warning data warehouses at different positions through a database search engine InnoDB to find out hidden data information in databases at different positions;
step two, data analysis, wherein the data mining engine discovers hidden network relativity existing in the database through association analysis and generates credibility relativity data information;
thirdly, carrying out data query, wherein the data mining engine carries out selective query on the information content of the target data by a selective query method, and the selective query method adopts a data function to control the format setting mode of the data in the query result.
As a further technical scheme of the invention, the working method of the matching algorithm comprises the following steps:
step 1, dividing police digital sand table data into police digital sand table data with high match, medium match, low match and no match according to a scale space characteristic dividing method by a matching algorithm, and establishing police digital sand table data characteristic matching corresponding relation, wherein the scale space characteristic dividing method adopts a Markov model to find out accurate matching objects, the Markov model reduces influence of irrelevant characteristics according to characteristic extraction, and analysis solutions among matching object areas are obtained, and the analysis solutions among the matching object areas are as follows:
（1）
In the formula (1), Z matches the analytic solution among the object areas, x is the total data number of the substitution data,for the weight of the replacement data +.>For the reference numerals of the alternative data->For the index of the substitute data, +.>The data matching degree;
step 2, extracting key points from police digital sand table data by a key extraction method, wherein the key points comprise feature points and corner points, the key extraction method adopts feature description to describe the feature points by a group of mathematical vectors, and ensures that different vectors and different feature points are in corresponding correlation relations, the feature description calculates the distance between the vectors by a folding three-dimensional space calculation method, the distance is Euclidean distance, and the Euclidean distance has the following calculation formula:
（2）
in the formula (2), i is the label of the feature point, r is the feature input model of the feature vector, y is the feature output model of the feature vector,the characteristic vector is marked, and d is the data point position of the characteristic vector;
step 3, the matching algorithm updates police digital sand table data by adopting single-row data insertion, wherein the single-row data insertion updates police digital sand table data characteristic information according to different Euclidean distances by adopting a modification protocol, and the modification protocol modifies the police digital sand table data characteristic information according to the formula:
（3）
In the formula (3), E is the recognition degree of police digital sand table data,to set the threshold value +.>Dimension value of data feature ∈>Similarity of data features->As a key feature +.>Is the euclidean distance effective value.
As a further technical scheme of the invention, the linkage controller adopts a man-machine interaction system to jointly control the police digital sand table, the man-machine interaction system participates in police digital sand table data parameter control through parameter adjustment control to adjust any parameter of police digital sand table data, and the man-machine interaction system adopts a core control chip ATmega16L to jointly control the police digital sand table states of three areas of province, city and county according to the imported police digital sand table data.
As a further technical scheme of the invention, the core control chip ATmega16L adopts a three-party combination method to combine the police service digital sand tables in the province, the city and the county, sends a control instruction to the police service digital sand tables in the province, the city and the county, realizes the police service digital sand table combined control in the province, the city and the county, and adopts a trigger feedback device TLC5973DR to send a feedback signal according to the state of the police service digital sand tables in the province, the city and the county, and distributes the feedback signal into the linkage controller based on a forwarding mode.
As a further technical scheme of the invention, the working method of the communication protocol sub-module is as follows: the communication protocol submodule is divided into a first layer and a second layer according to the communication function, wherein the first layer is used for providing a service function, the second layer is a user layer, and the first layer and the second layer adopt a unified internal communication system to realize a joint communication function and keep a relative independent function.
As a further technical scheme of the invention, the working method of the virtual platform comprises the following steps: the virtual platform is established by mapping a virtual memory address space and a memory space used for providing police digital sand table application scenes by adopting a virtual memory mode, and the virtual platform sees a virtual simulation picture through a liquid crystal display TN-LCD.
A linkage control method for police digital sand tables is applied to a linkage control system for police digital sand tables, and comprises the following steps:
step one, positioning a target area and an object through a target positioning module, and acquiring initial positioning data of the target area and the object by adopting a positioner;
step two, displaying three-dimensional geographic information through a three-dimensional display module, and observing the internal structure of the object, wherein the three-dimensional display module creates object colors and changes object view operations on three-dimensional created images through a three-dimensional display sub-module, and the three-dimensional created images are analyzed through a three-dimensional analysis sub-module so as to obtain a structure diagram of any direction inside the object, so that staff can observe the internal structure of the object conveniently;
Step three, the police service digital sand tables of provinces, cities and counties are connected through a linkage module, the linkage module adopts a data warehouse technology to extract, convert and load the original data elements of the police service digital sand tables of the provinces, the cities and the counties into a data warehouse, and the linkage module adopts an information sharing platform to transmit and share the police service digital sand table data of the provinces, the cities and the counties;
step four, controlling the police digital sand tables of provinces, cities and counties in a linkage way through a control module, wherein the control module adopts a linkage controller to output control instructions to the three regions of provinces, cities and counties according to monitoring results, so as to realize joint control;
step five, simulating and handling the emergency through an emergency simulation module, wherein the emergency simulation module adopts a virtual training submodule to establish a virtual platform so as to realize rapid simulation of related personnel to handle the emergency, and avoid the emergency;
and step six, notifying weather, duty, police situation and important police situation through a notification module.
Compared with the prior art, the invention has the beneficial positive effects that:
the invention discloses a linkage control system and a control method for police digital sand tables, wherein a linkage module is arranged to load and update original data elements of police digital sand tables in three areas of province, city and county into a data warehouse by adopting a data warehouse technology, information sharing is realized, a linkage controller is adopted to output control instructions according to monitoring results of sensors by the linkage control module, the police digital sand tables in the three areas of province, city and county are jointly controlled, an emergency burst simulation module is arranged to simulate a scene of handling emergency accidents by police personnel in a short time by adopting a virtual training submodule, a case base is formed according to different actual combat scenes and different equipment, and linkage control for the police digital sand tables with higher information real-time sharing update efficiency, high efficiency of joint control and prevention by emergency burst simulation is realized.
Drawings
For a clearer description of embodiments of the invention or of the solutions of the prior art, the drawings that are necessary for the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, from which, without inventive faculty, other drawings can be obtained for a person skilled in the art;
FIG. 1 is a schematic diagram of the overall architecture of the present invention;
FIG. 2 is a schematic diagram of the method steps employed in the present invention;
FIG. 3 is a schematic diagram of the steps of the data mining engine of the present invention;
FIG. 4 is a schematic diagram of the steps of the matching algorithm of the present invention;
fig. 5 is a schematic diagram illustrating the operation of the communication protocol sub-module of the present invention.
Detailed Description
The following description of the embodiments of the present disclosure will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the disclosure. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1, a coordinated control system for police digital sand tables comprises a three-dimensional display module, a target positioning module and a notification module;
the three-dimensional display module is used for displaying three-dimensional geographic information and facilitating observation of the internal structure of the object;
the three-dimensional display module comprises a three-dimensional creation submodule, a three-dimensional presentation submodule and a three-dimensional analysis submodule, wherein the three-dimensional creation submodule is used for setting parameters of geographic information, the three-dimensional creation submodule acquires edges of each layer of images through threshold segmentation and then adds Z-axis parameters of each layer of images, a two-dimensional array is converted into a three-dimensional array, three-dimensional information is spliced and fused by triangular face sheets to form a three-dimensional vector array, the three-dimensional presentation submodule is used for creating object colors and object views, the three-dimensional analysis submodule is used for analyzing the three-dimensional creation images to acquire a structure diagram of any direction inside an object, workers can observe the internal structure of the object conveniently, and the output end of the three-dimensional creation submodule is connected with the input end of the three-dimensional presentation submodule;
the target positioning module is used for quickly navigating and positioning a target area and an object;
The notification module is used for notifying weather, duty, police situation and important police situation;
the target positioning module comprises a positioner, a data transmission sub-module, a server and a service platform, wherein the positioner is used for acquiring initial positioning data of a target area and an object, the data transmission sub-module is used for forwarding the initial positioning data to the server, the server is used for analyzing the initial positioning data to further obtain specific position information of the target area and the object, the service platform is used for quickly looking up the specific position information of the target area and the object, the output end of the positioner is connected with the input end of the data transmission sub-module, the output end of the data transmission sub-module is connected with the input end of the server, and the output end of the server is connected with the input end of the service platform;
the notification module comprises a data acquisition sub-module, a data processing sub-module and an alert pre-warning sub-module, wherein the data acquisition sub-module is used for receiving the target area and the object information and transmitting the target area and the object information to the data processing sub-module, and the data processing sub-module is used for visually displaying the data according to the characteristics of the data by adopting a visualization method, and recognizing the data and understanding the data;
Finding out rules and key information contained in mass data, wherein the warning situation early warning submodule is used for predicting future development trend of a target area and an object, and carrying out intelligent decision analysis and timely early warning and notification;
the system also comprises a linkage module, a control module and an emergency burst simulation module;
the linkage module is used for linking the province hall, the city bureau and the county bureau police service digital sand table;
the linkage module comprises a linkage updating submodule and an information sharing platform, wherein the linkage updating submodule adopts a data warehouse technology to extract, convert and load police digital sand table original data elements of three areas of province, city and county into the data warehouse, the linkage updating submodule adopts a matching algorithm to obtain police digital sand table data elements which are matched with each other, incremental updating of the police digital sand table data elements with different sources and different periods is realized, the information sharing platform is used for realizing police digital sand table data butt joint, encryption transmission and sharing, and the output end of the linkage updating submodule is connected with the input end of the information sharing platform;
the control module is used for controlling police digital sand tables of provinces, cities and counties in a linkage way;
the control module comprises a sensor, a linkage controller and communication equipment, wherein the sensor is used for respectively visually monitoring the states of police digital sand tables in three areas of province, city and county, the linkage controller is used for outputting control instructions according to the monitoring results of the sensor, the communication equipment adopts a communication protocol sub-module to jointly communicate the three areas of province, city and county, the output end of the sensor is connected with the input end of the controller, and the output end of the controller is connected with the input end of the communication equipment;
The emergency burst simulation module is used for simulating and handling emergency burst events;
the emergency burst simulation module comprises a simulation modeling sub-module and a virtual training sub-module, wherein the simulation modeling sub-module is used for researching and experimental internal interaction of a highly complex police digital sand table and reflecting the change condition of an emergency, the virtual training sub-module adopts a virtual platform to simulate the emergency scene of the emergency of police personnel in a short time, a case library is formed according to different actual combat scenes and different equipment, and the output end of the simulation modeling sub-module is connected with the input end of the virtual training sub-module.
The output end of the target positioning module is connected with the input end of the three-dimensional display module, the output end of the three-dimensional display module is respectively connected with the input ends of the emergency burst simulation module and the linkage module, the output end of the linkage module is connected with the input end of the notification module, and the output end of the control module is connected with the input end of the linkage module.
In a specific embodiment, the data warehouse provides safe storage by adopting a database server, police digital sand table original data information of three areas of province, city and county of the data warehouse is established and managed, and the database server provides data mining, analysis and inquiry by adopting a data mining engine.
As shown in fig. 3, the working method of the data mining engine is as follows:
step one, data mining, wherein a data mining engine accesses early warning data warehouses at different positions through a database search engine InnoDB to find out hidden data information in databases at different positions;
step two, data analysis, wherein the data mining engine discovers hidden network relativity existing in the database through association analysis and generates credibility relativity data information;
thirdly, carrying out data query, wherein the data mining engine carries out selective query on the information content of the target data by a selective query method, and the selective query method adopts a data function to control the format setting mode of the data in the query result.
The database search engine InnoDB is a high-reliability and high-performance database engine, buffer pool is used for caching tables and index data in the database search engine InnoDB, most of data processing is directly completed in a memory without additional disk IO operation, typically 80% of physical memory of a server is distributed to the buffer pool for use so as to improve InnoDB query performance, the database search engine InnoDB uses foreign key constraint to ensure data integrity, data distributed in the two tables is automatically maintained through foreign keys, and if the data in the disk or the memory is damaged, the InnoDB provides a checksum mechanism to prompt a user.
As shown in fig. 4, the working method of the matching algorithm is as follows:
step 1, dividing police digital sand table data into police digital sand table data with high match, medium match, low match and no match according to a scale space characteristic dividing method by a matching algorithm, and establishing police digital sand table data characteristic matching corresponding relation, wherein the scale space characteristic dividing method adopts a Markov model to find out accurate matching objects, the Markov model reduces influence of irrelevant characteristics according to characteristic extraction, and analysis solutions among matching object areas are obtained, and the analysis solutions among the matching object areas are as follows:
（1）
in the formula (1), Z matches the analytic solution among the object areas, x is the total data number of the substitution data,for the weight of the replacement data +.>For the reference numerals of the alternative data->For the index of the substitute data, +.>The data matching degree;
step 2, extracting key points from police digital sand table data by a key extraction method, wherein the key points comprise feature points and corner points, the key extraction method adopts feature description to describe the feature points by a group of mathematical vectors, and ensures that different vectors and different feature points are in corresponding correlation relations, the feature description calculates the distance between the vectors by a folding three-dimensional space calculation method, the distance is Euclidean distance, and the Euclidean distance has the following calculation formula:
（2）
In the formula (2), i is the label of the feature point, r is the feature input model of the feature vector, y is the feature output model of the feature vector,for the eigenvector labels, d is the data point location of the eigenvector.
In a specific embodiment, feature matching is a computer vision technology, which can find feature points in two images and match them, the feature points are points with unique properties in the images, such as edge points, corner points and spots, the points have the same features in different images, so that the matching can be performed, the basic principle of information retrieval is feature matching, and the principle of information retrieval is that a retrieval question expressing information requirements and an information identifier stored in a retrieval system are compared and matched differently, and information conforming to or partially conforming to the two is selected and output. The recognition degree of the angular points refers to the recognition and cognition degree of police digital sand table data in the external environment, and the police digital sand table data can be distinguished by the characteristics or the quality of the police digital sand table data and other similar things, so that people can quickly recognize and memorize the police digital sand table data.
Step 3, the matching algorithm updates police digital sand table data by adopting single-row data insertion, wherein the single-row data insertion updates police digital sand table data characteristic information according to different Euclidean distances by adopting a modification protocol, and the modification protocol modifies the police digital sand table data characteristic information according to the formula:
（3）
In the formula (3), E is the recognition degree of police digital sand table data,to set the threshold value +.>Dimension value of data feature ∈>Similarity of data features->As a key feature +.>Is the euclidean distance effective value.
In a specific embodiment, the key point of the data updating of the police digital sand table is that the feature points are extracted, the two police digital sand table data can be greatly different in the process of extracting the feature points due to the distance and angle problems when being matched, so that a user hopes that the feature points of the police digital sand table data can have scale invariance and direction invariance, the user can distinguish whether an object is far or near within a certain range for the user to manage the user, and when one person walks away from a distance, the user can judge that the police digital sand table data is one person from the outline, but does not see details clearly, and when the user walks in, the user can pay attention to other detail features. The computer does not have subjective awareness of where to identify the feature points, it can do, but only to identify the points with the fastest rate of change. The color image is three-channel, the mutation points are not detected well, the RGB image is required to be converted into the gray image, the gray image is a single channel at the moment, gray values are distributed between 0 and 255, when the image is enlarged or reduced, the characteristic points read by the color image are quite different from the original characteristic points, so that one method is to provide the dimensional space image set of the object for a computer, the computer aims at considering the characteristic points existing under different scales, and the extraction time of the characteristic points is shown in the table 1:
TABLE 1 extraction timetable of feature points
In table 1, four test groups are set according to the difference of the object number and the attribute number of the data group, four methods are adopted to perform feature matching on four groups of police service digital sand table data respectively, method 1 is to perform feature extraction on each data point of the data group directly, method 2 is to then use the matching algorithm of the invention, method 3 is to perform feature extraction on operation information by adopting the feature extraction method of the invention, then perform feature extraction on each data point of the data group, method 4 is to first perform feature extraction on each data point of the data group, then use the matching algorithm of the invention, as shown in table 1, when one group is subjected to data processing, the time used by methods 1, 2, 3 and 4 is not obviously different, when two groups are subjected to data processing, the time used by methods 2, 3 and 4 is reduced by about fifteen percent, when three groups are subjected to data processing, the time used by methods 3 and 4 is reduced by about nineteen percent, the time used by method 2 is reduced by about ten percent, the time used by about ten percent when the pre-group is subjected to data processing by about ten percent, the time used by about ten percent when the pre-group is reduced by about 4, the time used by about ten percent when the method 4 is reduced by about ten percent when the method is compared with about ten percent when the method 4 is used by about ten percent when the method for processing method.
In a specific embodiment, the linkage controller performs joint control on the police digital sand table by adopting a man-machine interaction system, the man-machine interaction system participates in police digital sand table data parameter control through parameter adjustment control and adjusts any parameter of police digital sand table data, and the man-machine interaction system adopts a core control chip ATmega16L to jointly control the police digital sand table states of three areas of province, city and county according to the imported police digital sand table data.
In a specific embodiment, the core control chip ATmega16L adopts a three-party combination method to combine the police service digital sand tables in the province, the city and the county, sends a control instruction to the police service digital sand tables in the province, the city and the county, realizes the police service digital sand table combination control in the province, the city and the county, and adopts a trigger feedback device TLC5973DR to send a feedback signal according to the state of the police service digital sand tables in the province, the city and the county, and distributes the feedback signal to the inside of the linkage controller based on a forwarding mode.
In the above embodiment, as shown in fig. 5, the working method of the communication protocol submodule is as follows: the communication protocol submodule is divided into a first layer and a second layer according to the communication function, wherein the first layer is used for providing a service function, the second layer is a user layer, and the first layer and the second layer adopt a unified internal communication system to realize a joint communication function and keep a relative independent function.
In a specific embodiment, the virtual platform is established by mapping a virtual memory address space and a memory space used for providing police digital sand table application scenes by adopting a virtual memory mode, and the virtual platform sees a virtual simulation picture through a liquid crystal display TN-LCD.
As shown in fig. 2, a coordinated control method for police digital sand tables comprises the following steps:
step one, positioning a target area and an object through a target positioning module, and acquiring initial positioning data of the target area and the object by adopting a positioner;
step two, displaying three-dimensional geographic information through a three-dimensional display module, and observing the internal structure of the object, wherein the three-dimensional display module creates object colors and changes object view operations on three-dimensional created images through a three-dimensional display sub-module, and the three-dimensional created images are analyzed through a three-dimensional analysis sub-module so as to obtain a structure diagram of any direction inside the object, so that staff can observe the internal structure of the object conveniently;
step three, the police service digital sand tables of provinces, cities and counties are connected through a linkage module, the linkage module adopts a data warehouse technology to extract, convert and load the original data elements of the police service digital sand tables of the provinces, the cities and the counties into a data warehouse, and the linkage module adopts an information sharing platform to transmit and share the police service digital sand table data of the provinces, the cities and the counties;
Step four, controlling the police digital sand tables of provinces, cities and counties in a linkage way through a control module, wherein the control module adopts a linkage controller to output control instructions to the three regions of provinces, cities and counties according to monitoring results, so as to realize joint control;
step five, simulating and handling the emergency through an emergency simulation module, wherein the emergency simulation module adopts a virtual training submodule to establish a virtual platform so as to realize rapid simulation of related personnel to handle the emergency, and avoid the emergency;
and step six, notifying weather, duty, police situation and important police situation through a notification module.
While specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these specific embodiments are merely illustrative, and that various omissions, substitutions, and changes in the form and details of the methods and systems described above may be made by those skilled in the art without departing from the spirit and scope of the invention. For example, it is within the scope of the present invention to combine the above-described method steps to perform substantially the same function in substantially the same way to achieve substantially the same result. Accordingly, the scope of the invention is limited only by the following claims.
Claims (10)
1. A linkage control system for police digital sand table is characterized in that: the linkage control system comprises a three-dimensional display module, a target positioning module and a notification module; wherein:
the three-dimensional display module is used for displaying three-dimensional geographic information and facilitating observation of the internal structure of the object;
the target positioning module is used for quickly navigating and positioning a target area and an object;
the notification module is used for notifying weather, duty, police situation and important police situation; the notification module comprises a data acquisition sub-module, a data processing sub-module and a warning situation pre-warning sub-module, wherein the data acquisition sub-module is used for receiving the target area and the object information and transmitting the target area and the object information to the data processing sub-module, the data processing sub-module is used for visually displaying the data according to the characteristics of the data by adopting a visual method, recognizing the data and understanding the data, finding out the rules and key information contained in the massive data, and the warning situation pre-warning sub-module is used for predicting the future development trend of the target area and the object and performing intelligent decision analysis, timely pre-warning and notification;
the linkage control system also comprises a linkage module, a control module and an emergency burst simulation module;
The linkage module is used for linking the province hall, the city bureau and the county bureau police service digital sand table;
the linkage module comprises a linkage updating submodule and an information sharing platform, wherein the linkage updating submodule adopts a data warehouse technology to extract, convert and load police digital sand table original data elements of three areas of province, city and county into the data warehouse, the linkage updating submodule adopts a matching algorithm to obtain police digital sand table data elements which are matched with each other, incremental updating of the police digital sand table data elements with different sources and different periods is realized, the information sharing platform is used for realizing police digital sand table data butt joint, encryption transmission and sharing, and the output end of the linkage updating submodule is connected with the input end of the information sharing platform;
the control module is used for controlling police digital sand tables of provinces, cities and counties in a linkage way;
the control module comprises a sensor, a linkage controller and communication equipment, wherein the sensor is used for respectively visually monitoring the states of police digital sand tables in three areas of province, city and county, the linkage controller is used for outputting control instructions according to the monitoring results of the sensor, the communication equipment adopts a communication protocol sub-module to jointly communicate the three areas of province, city and county, the output end of the sensor is connected with the input end of the controller, and the output end of the controller is connected with the input end of the communication equipment;
The emergency burst simulation module is used for simulating and handling emergency burst events;
the emergency burst simulation module comprises a simulation modeling sub-module and a virtual training sub-module, wherein the simulation modeling sub-module is used for researching and experimental internal interaction of a highly complex police digital sand table and reflecting the change condition of an emergency, the virtual training sub-module adopts a virtual platform to simulate the emergency scene handled by police personnel in a short time, a case library is formed according to different actual combat scenes and different equipment, and the output end of the simulation modeling sub-module is connected with the input end of the virtual training sub-module;
the output end of the target positioning module is connected with the input end of the three-dimensional display module, the output end of the three-dimensional display module is respectively connected with the input ends of the emergency burst simulation module and the linkage module, the output end of the linkage module is connected with the input end of the notification module, and the output end of the control module is connected with the input end of the linkage module.
2. A linkage control system for a police digital sand table as claimed in claim 1 wherein: the target positioning module comprises a positioner, a data transmission sub-module, a server and a service platform, wherein the positioner is used for acquiring initial positioning data of a target area and an object, the data transmission sub-module is used for forwarding the initial positioning data to the server, the server is used for analyzing the initial positioning data to further obtain specific position information of the target area and the object, the service platform is used for quickly looking up the specific position information of the target area and the object, the output end of the positioner is connected with the input end of the data transmission sub-module, the output end of the data transmission sub-module is connected with the input end of the server, and the output end of the server is connected with the input end of the service platform; the data warehouse adopts a database server to provide safe storage, and establishes and manages police digital sand table original data information of three areas of province, city and county of the data warehouse, and the database server adopts a data mining engine to provide data mining, analysis and inquiry.
3. A linkage control system for a police digital sand table as claimed in claim 2 wherein: the working method of the data mining engine comprises the following steps:
step one, data mining, wherein a data mining engine accesses early warning data warehouses at different positions through a database search engine InnoDB to find out hidden data information in databases at different positions;
step two, data analysis, wherein the data mining engine discovers hidden network relativity existing in the database through association analysis and generates credibility relativity data information;
thirdly, carrying out data query, wherein the data mining engine carries out selective query on the information content of the target data by a selective query method, and the selective query method adopts a data function to control the format setting mode of the data in the query result.
4. A linkage control system for a police digital sand table as claimed in claim 1 wherein: the working method of the matching algorithm comprises the following steps:
step 1, dividing police digital sand table data into police digital sand table data with high match, medium match, low match and no match according to a scale space characteristic dividing method by a matching algorithm, and establishing police digital sand table data characteristic matching corresponding relation, wherein the scale space characteristic dividing method adopts a Markov model to find out accurate matching objects, the Markov model reduces influence of irrelevant characteristics according to characteristic extraction, and analysis solutions among matching object areas are obtained, and the analysis solutions among the matching object areas are as follows:
（1）
In the formula (1), Z matches the analytic solution among the object areas, x is the total data number of the substitution data,in order to replace the weight of the data,for the reference numerals of the alternative data->For the index of the substitute data, +.>The data matching degree;
step 2, extracting key points from police digital sand table data by a key extraction method, wherein the key points comprise feature points and corner points, the key extraction method adopts feature description to describe the feature points by a group of mathematical vectors, and ensures that different vectors and different feature points are in corresponding correlation relations, the feature description calculates the distance between the vectors by a folding three-dimensional space calculation method, the distance is Euclidean distance, and the Euclidean distance has the following calculation formula:
（2）
in the formula (2), i is the label of the feature point, r is the feature input model of the feature vector, y is the feature output model of the feature vector,the characteristic vector is marked, and d is the data point position of the characteristic vector;
step 3, the matching algorithm updates police digital sand table data by adopting single-row data insertion, wherein the single-row data insertion updates police digital sand table data characteristic information according to different Euclidean distances by adopting a modification protocol, and the modification protocol modifies the police digital sand table data characteristic information according to the formula:
（3）
In the formula (3), E is the recognition degree of police digital sand table data,to set the threshold value +.>The dimensional value of the data characteristic is calculated,similarity of data features->As a key feature +.>Is the euclidean distance effective value.
5. A linkage control system for a police digital sand table as claimed in claim 1 wherein: the linkage controller performs joint control on the police digital sand table by adopting a man-machine interaction system, the man-machine interaction system participates in police digital sand table data parameter control by parameter adjustment control, any parameter of police digital sand table data is adjusted, and the man-machine interaction system adopts a core control chip ATmega16L to jointly control the police digital sand table states of three areas of province, city and county according to the imported police digital sand table data.
6. A linkage control system for a police digital sand table as in claim 5 wherein: the core control chip ATmega16L adopts a three-party combination method to combine the police service digital sand tables in the province, the city and the county, and sends control instructions to the police service digital sand tables in the province, the city and the county, so that the police service digital sand tables in the province, the city and the county are combined to control, the core control chip ATmega16L adopts a trigger feedback device TLC5973DR to send feedback signals according to the states of the police service digital sand tables in the province, the city and the county, and distributes the feedback signals to the inside of the linkage controller based on a forwarding mode.
7. A linkage control system for a police digital sand table as claimed in claim 1 wherein: the working method of the communication protocol sub-module is as follows: the communication protocol submodule is divided into a first layer and a second layer according to the communication function, wherein the first layer is used for providing a service function, the second layer is a user layer, and the first layer and the second layer adopt a unified internal communication system to realize a joint communication function and keep a relative independent function.
8. A linkage control system for a police digital sand table as claimed in claim 1 wherein: the working method of the virtual platform comprises the following steps: the virtual platform is established by mapping a virtual memory address space and a memory space used for providing police digital sand table application scenes by adopting a virtual memory mode, and the virtual platform sees a virtual simulation picture through a liquid crystal display TN-LCD.
9. A linkage control system for a police digital sand table as claimed in claim 1 wherein: the three-dimensional display module comprises a three-dimensional creation sub-module, a three-dimensional presentation sub-module and a three-dimensional analysis sub-module, wherein the three-dimensional creation sub-module is used for setting parameters of geographic information, the three-dimensional creation sub-module acquires edges of each layer of images through threshold segmentation, then adds Z-axis parameters of each layer of images, converts a two-dimensional array into a three-dimensional array, adopts triangular panels to splice and fuse the three-dimensional information to form a three-dimensional vector array, the three-dimensional presentation sub-module is used for creating object colors and object views, the three-dimensional analysis sub-module is used for analyzing the three-dimensional creation images to acquire a structure diagram of any direction inside an object, workers can observe the internal structure of the object conveniently, and the output end of the three-dimensional creation sub-module is connected with the input end of the three-dimensional analysis sub-module.
10. A linkage control method for police digital sand tables is characterized in that: a coordinated control system for use with a police digital sand table as claimed in any one of claims 1 to 7, said method comprising:
step one, positioning a target area and an object through a target positioning module, and acquiring initial positioning data of the target area and the object by adopting a positioner;
step two, displaying three-dimensional geographic information through a three-dimensional display module, and observing the internal structure of the object, wherein the three-dimensional display module creates object colors and changes object view operations on three-dimensional created images through a three-dimensional display sub-module, and the three-dimensional created images are analyzed through a three-dimensional analysis sub-module so as to obtain a structure diagram of any direction inside the object, so that staff can observe the internal structure of the object conveniently;
step three, the police service digital sand tables of provinces, cities and counties are connected through a linkage module, the linkage module adopts a data warehouse technology to extract, convert and load the original data elements of the police service digital sand tables of the provinces, the cities and the counties into a data warehouse, and the linkage module adopts an information sharing platform to transmit and share the police service digital sand table data of the provinces, the cities and the counties;
Step four, controlling the police digital sand tables of provinces, cities and counties in a linkage way through a control module, wherein the control module adopts a linkage controller to output control instructions to the three regions of provinces, cities and counties according to monitoring results, so as to realize joint control;
step five, simulating and handling the emergency through an emergency simulation module, wherein the emergency simulation module adopts a virtual training submodule to establish a virtual platform so as to realize rapid simulation of related personnel to handle the emergency, and avoid the emergency;
and step six, notifying weather, duty, police situation and important police situation through a notification module.
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