CN116150237B - Population thermodynamic dynamic display method in novel intelligent security system - Google Patents

Population thermodynamic dynamic display method in novel intelligent security system Download PDF

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CN116150237B
CN116150237B CN202211363349.2A CN202211363349A CN116150237B CN 116150237 B CN116150237 B CN 116150237B CN 202211363349 A CN202211363349 A CN 202211363349A CN 116150237 B CN116150237 B CN 116150237B
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monitoring
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CN116150237A (en
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马丽娜
李超
罗鑫
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Beijing Zhongke Flux Technology Co ltd
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    • G06F16/2458Special types of queries, e.g. statistical queries, fuzzy queries or distributed queries
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    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
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    • G06COMPUTING; CALCULATING OR COUNTING
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    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

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Abstract

The invention discloses a population thermodynamic dynamic display method in a novel intelligent security system, which comprises the following steps: s1: presetting a plurality of monitoring devices, and presetting an uploading period for each monitoring device; s2: the back-end server repackages longitude and latitude information, the number of people information and corresponding time information uploaded by the corresponding area monitoring equipment according to the request of the front-end display equipment and returns the information to the front-end display equipment; s3: the front-end display device displays all monitoring devices of the corresponding area in the map application and draws a boundary line of the area by using a covering of the map application; s4: the front-end display equipment repackages the obtained information of the number of people and the corresponding time information into an object array taking a time point as an attribute name, and then dynamically generates a time changing component; s5: calling a thermodynamic diagram rendering function according to the click event to conduct thermodynamic diagram rendering; s6: a timer with preset interval time is added for the click event, and a time changing component is called in the timer.

Description

Population thermodynamic dynamic display method in novel intelligent security system
Technical Field
The invention relates to the technical field of data processing and display, in particular to a population thermodynamic dynamic display method in a novel intelligent security system.
Background
The thermodynamic diagram has been applied to a wide variety of sites, such as people flow in some areas, through which people flow can be effectively monitored, and related departments can also make advanced management in the most dense time period; the method can also be used for optimizing the functions of the website, some formulated settings can be added in the produced website, then a user can automatically record the formulated part system of the website after clicking, then a database can be generated in the background by combining the data, then a website module thermodynamic diagram can be generated, and through the thermodynamic diagram, developers can correspondingly adjust and optimize places which are not clicked frequently by some users, and meanwhile, places which are clicked frequently by the users are promoted greatly.
At present, some urban security systems also increase the demands for regional population flow monitoring, for example, the system needs to be able to view population flow conditions at each time point of the past 24 hours, and display areas where monitoring devices are installed, etc., so how to achieve these demands is a problem to be solved by the present invention.
Disclosure of Invention
In order to solve the problems, the invention provides a population thermodynamic dynamic display method in a novel intelligent security system, which is characterized in that a cover is added on the basis of a thermodynamic diagram of a Goldmap or a hundred-degree map to display monitoring equipment, and a time switching component is added on the basis of the thermodynamic diagram to enable a user to view population flow at any time point on the basis of the thermodynamic diagram in order to meet all population flow conditions of the past 24 hours. In addition, in order to make the show interface more pleasing to the eye and humanized, through letting time switching component can carry out automatic switch, and each subassembly end to realize letting whole thermodynamic diagram can carry out automatic switch in appointed time, make things convenient for the user to browse more, and the process of automatic switch and the manual switching of user are not influenced each other, can follow the time quantum that the user clicked automatically and continue the switch.
In order to achieve the above purpose, the invention provides a population thermodynamic dynamic display method in a novel intelligent security system, which comprises the following steps:
step S1: presetting a plurality of monitoring devices, and presetting an uploading period for each monitoring device so that each monitoring device uploads the captured information of the number of people and the latitude and longitude information of the monitoring device to a database of a back-end server at a preset interval time point, wherein the types of the monitoring devices comprise fixed monitoring devices and patrol cars;
step S2: the back-end server repackages longitude and latitude information, number information and corresponding time information uploaded by the corresponding area monitoring equipment according to the request of the front-end display equipment and returns the information to the front-end display equipment;
step S3: the front-end display equipment displays all monitoring equipment of the corresponding area in the map application, and draws a boundary line of the area by using a covering of the map application;
step S4: the front-end display equipment repackages the obtained information of the number of people and the corresponding time information into an object array taking a time point as an attribute name, and then dynamically generates a time changing component;
step S5: calling a thermodynamic diagram rendering function according to the click event to conduct thermodynamic diagram rendering;
step S6: a timer with preset interval time is added for the click event, and a time changing component is called in the timer to automatically switch the time.
In an embodiment of the present invention, step S2 specifically includes:
step S201: the front-end display equipment sends a request and a required region id to the back-end server, and establishes websocket connection with the back-end server;
step S202: after receiving the request, the back-end server inquires longitude and latitude information, number information and corresponding time information of all monitoring devices corresponding to the area id in a database;
step S203: and repackaging the queried information and returning the repackaged information to the front-end display equipment.
In an embodiment of the present invention, the coordinates of the corresponding boundary points need to be obtained before the boundary line is drawn in step S3, which specifically includes:
step S301: searching administrative district levels of corresponding areas through keywords in a map application, wherein the map application is a Goldmap or a hundred-degree map;
step S302: checking whether a lower administrative area is displayed, if so, entering the lower administrative area, and checking whether the lower administrative area is displayed again, otherwise, entering the next step;
step S303: returning the coordinate points of the inquired administrative area boundary;
step S304: searching for the information of province/direct administration city level of the queried administrative district, and drawing boundary lines on the map through corresponding coordinate points.
In an embodiment of the present invention, the drawing of the boundary line on the map in step S304 is performed by calling the overlay rendering function, and the specific drawing process is as follows:
step S341: calculating central points of longitudes and latitudes of all monitoring devices returned from a back-end server, specifically calculating an average value of the longitudes and latitudes of all the monitoring devices, namely averaging the longitudes of all the monitoring devices, averaging the latitudes of all the monitoring devices, and then calling a map central point positioning function to readjust the central point display position of a map;
step S342: according to the types of all monitoring devices, packaging coordinate points of the monitoring devices of different types into different objects, and adding different display icons to the different objects;
step S343: invoking the overlay rendering function fills the boundary line with the specified color.
In an embodiment of the present invention, step S4 specifically includes:
step S401: the 24 hour time marks of the whole day are marked on the progress bar through a progress bar component in the Antd framework, and each hour is used as a time node;
step S402: binding click events for each time node so that the interface can acquire the information of the number of people corresponding to the time node once again to the back-end server after clicking any time node;
step S403: the default value of the time changing component is preset to be a first time point which is automatically clicked, so that the information of the number of people corresponding to the first time node in the current area can be obtained from the back-end server after the current-end display equipment enters the page.
In an embodiment of the present invention, the identification of the type of the monitoring device is implemented by a device number, specifically:
inquiring whether any monitoring device in the area has a device number, if so, entering the next step, otherwise, prompting that the device has no number on a display interface;
judging whether the patrol car is the patrol car according to the equipment number, and if the patrol car is the patrol car, converting the GPS longitude and latitude information format of the patrol car into the longitude and latitude information format of the map application.
Compared with the prior art, the population thermodynamic dynamic display method in the novel intelligent security system provided by the invention can be applied to the prior intelligent security system, and has the advantages that at least:
1) The population heating power of the formulated area for 24 hours can be dynamically displayed, the fixed monitoring equipment and the patrol car equipment can be simultaneously displayed, and the user can click the switching time by himself;
2) The display of the time points can be automatically switched, and a display effect similar to a weather cloud picture can be formed, so that the size difference of the people flow in the area in different time periods can be more intuitively compared.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of an embodiment of the present invention;
FIG. 2 is a schematic diagram of displaying region boundaries and monitoring device types in an embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
Fig. 1 is a schematic flow chart of an embodiment of the present invention, as shown in fig. 1, the embodiment provides a population thermodynamic dynamic display method in a novel intelligent security system, which includes:
step S1: presetting a plurality of monitoring devices, and presetting an uploading period for each monitoring device so that each monitoring device uploads the captured information of the number of people and the latitude and longitude information of the monitoring device to a database of a back-end server at a preset interval time point, wherein the types of the monitoring devices comprise fixed monitoring devices and patrol cars;
step S2: the back-end server repackages longitude and latitude information, number information and corresponding time information uploaded by the corresponding area monitoring equipment according to the request of the front-end display equipment and returns the information to the front-end display equipment;
in this embodiment, step S2 specifically includes:
step S201: the front-end display equipment sends a request and a required region id to the back-end server, and establishes websocket connection with the back-end server;
step S202: after receiving the request, the back-end server inquires longitude and latitude information, number information and corresponding time information of all monitoring devices corresponding to the area id in a database;
step S203: and repackaging the queried information and returning the repackaged information to the front-end display equipment.
Step S3: the front-end display equipment displays all monitoring equipment of the corresponding area in the map application, and draws a boundary line of the area by using a covering of the map application;
in this embodiment, the coordinates of the corresponding boundary points need to be obtained before the boundary line is drawn in step S3, which specifically includes the following steps:
step S301: searching administrative district levels of corresponding areas through keywords in a map application, wherein the map application is a Goldmap or a hundred-degree map;
step S302: checking whether a lower administrative area is displayed, if so, entering the lower administrative area, and checking whether the lower administrative area is displayed again, otherwise, entering the next step;
step S303: returning the coordinate points of the inquired administrative area boundary;
step S304: searching for the information of province/direct administration city level of the queried administrative district, and drawing boundary lines on the map through corresponding coordinate points.
For clarity of illustration, taking the Goldmap as an example, the above-described boundary drawing process is described below by program code:
the manner of drawing the boundary line of the area on the hundred-degree map is similar to that of the Goldmap, and will not be described here again.
In this embodiment, the drawing of the boundary line on the map in step S304 is performed by calling the overlay rendering function, and the specific drawing process is as follows:
step S341: calculating central points of longitudes and latitudes of all monitoring devices returned from a back-end server, specifically calculating an average value of the longitudes and latitudes of all the monitoring devices, namely averaging the longitudes of all the monitoring devices, averaging the latitudes of all the monitoring devices, and then calling a map central point positioning function to readjust the central point display position of a map;
still taking the Goldmap as an example, the center point display position is set by adopting the center point setting function of the Goldmap API, and specific codes are as follows:
map.setZoomAndCenter(this.state.room,new AMap.LngLat(parseFloat(lng),parseFloat(lat)))
the function is to set a coordinate on the map specifically as the center point of the area.
Step S342: according to the types of all monitoring devices, packaging coordinate points of the monitoring devices of different types into different objects, and adding different display icons to the different objects; for example, the monitoring device and the patrol car are respectively different icons;
step S343: an overlay rendering function (e.g., a handlepoly function, a function for polygon rendering) is called to fill the boundary line with a specified color.
The method comprises the steps of firstly acquiring longitude and latitude coordinates of all monitoring equipment from a rear-end server, packaging the longitude and latitude coordinates into an array, wherein the data format of the array is similar to [ [120.090655, 33.314827], [120.095907,33.315585] ], bringing the acquired longitude and latitude array into a cover adding function, packaging all coordinate points of the monitoring equipment and patrol car equipment into two different objects through the function, adding different distinguishing icons to each object, and then calling a cover rendering function specially used for creating a cover, wherein the function principle is that all ranges inside a boundary line are filled with specified colors, and the cover rendering function codes are as follows:
fig. 2 is a schematic diagram of displaying a boundary of an area and a type of monitoring device according to an embodiment of the present invention, as shown in fig. 2, a blue boundary is displayed in a designated area, and a gray patrol car icon indicates that the monitoring device in the area has a patrol car.
Step S4: the front-end display equipment repackages the obtained information of the number of people and the corresponding time information into an object array taking a time point as an attribute name, and then dynamically generates a time changing component;
in this embodiment, step S4 specifically includes:
step S401: the 24 hour time scale of the whole day is marked on a progress bar (slider) through a progress bar component (for example, slider component) in an Antd framework (Ant Design framework, a UI Design framework), and each hour is used as a time node;
step S402: binding click events for each time node so that the interface can acquire the information of the number of people corresponding to the time node once again to the back-end server after clicking any time node;
step S403: the default value of the time changing component is preset to be a first time point which is automatically clicked, so that the information of the number of people corresponding to the first time node in the current area is obtained from the back-end server after the current-end display equipment enters the page; since the time is annotated in a 24 hour scale, all data that is 24 hours ago for the current time is presented at this time.
Step S5: calling a thermodynamic diagram rendering function according to the click event to conduct thermodynamic diagram rendering;
taking the Goldmap as an example, the called thermodynamic diagram rendering function is a thermodynamic diagram rendering function provided by the Goldmap, specifically:
step S6: a timer with preset interval time is added for the click event, and a time changing component is called in the timer to automatically switch the time.
The preset time interval can be set according to requirements, for example, 2 seconds can be set, namely, a time function in the timer is automatically operated every two seconds, and the code of the function of the timer is as follows:
the population thermodynamic dynamic display mainly aims at the development of a time switching component and the combination of a cover and a thermodynamic diagram, the time switching component redevelops a progress bar component (also called a slider component) in an Ant Design framework, so that a slider serves as a time point, and a timer is added to a slider click event when the slider plays automatically, so that the slider can execute the click event at a designated time (or a time interval point), and the population thermodynamic automatic display is realized.
In this embodiment, the identification of the type of the monitoring device is implemented through a device number, specifically:
inquiring whether any monitoring device in the area has a device number, if so, entering the next step, otherwise, prompting that the device has no number on a display interface;
judging whether the patrol car is the patrol car according to the equipment number, and if the patrol car is the patrol car, converting the GPS longitude and latitude information format of the patrol car into the longitude and latitude information format of the map application.
Compared with the prior art, the population thermodynamic dynamic display method in the novel intelligent security system provided by the invention can be applied to the prior intelligent security system, and has the advantages that at least:
1) The population heating power of the formulated area for 24 hours can be dynamically displayed, the fixed monitoring equipment and the patrol car equipment can be simultaneously displayed, and the user can click the switching time by himself;
2) The display of the time points can be automatically switched, and a display effect similar to a weather cloud picture can be formed, so that the size difference of the people flow in the area in different time periods can be more intuitively compared.
Those of ordinary skill in the art will appreciate that: the drawing is a schematic diagram of one embodiment and the modules or flows in the drawing are not necessarily required to practice the invention.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (5)

1. The population thermodynamic dynamic display method in the novel intelligent security system is characterized by comprising the following steps of:
step S1: presetting a plurality of monitoring devices, and presetting an uploading period for each monitoring device so that each monitoring device uploads the captured information of the number of people and the latitude and longitude information of the monitoring device to a database of a back-end server at a preset interval time point, wherein the types of the monitoring devices comprise fixed monitoring devices and patrol cars;
step S2: the back-end server repackages longitude and latitude information, number information and corresponding time information uploaded by the corresponding area monitoring equipment according to the request of the front-end display equipment and returns the information to the front-end display equipment;
step S3: the front-end display device displays all monitoring devices of the corresponding area in the map application, and draws a boundary line of the area by using a covering of the map application, wherein coordinates of the corresponding boundary point also need to be acquired before drawing the boundary line, and the specific process is as follows:
step S301: searching administrative district levels of corresponding areas through keywords in map application;
step S302: checking whether a lower administrative area is displayed, if so, entering the lower administrative area, and checking whether the lower administrative area is displayed again, otherwise, entering the next step;
step S303: returning the coordinate points of the inquired administrative area boundary;
step S304: searching the queried province/jurisdictional level information of the administrative district, and drawing boundary lines on a map through corresponding coordinate points by calling a covering rendering function, wherein the specific drawing process is as follows:
step S341: calculating central points of longitudes and latitudes of all monitoring devices returned from a back-end server, specifically calculating an average value of the longitudes and latitudes of all the monitoring devices, namely averaging the longitudes of all the monitoring devices, averaging the latitudes of all the monitoring devices, and then calling a map central point positioning function to readjust the central point display position of a map;
step S342: according to the types of all monitoring devices, packaging coordinate points of the monitoring devices of different types into different objects, and adding different display icons to the different objects;
step S343: calling an overlay rendering function to fill the boundary line with a specified color;
step S4: the front-end display equipment repackages the obtained information of the number of people and the corresponding time information into an object array taking a time point as an attribute name, and then dynamically generates a time changing component;
step S5: calling a thermodynamic diagram rendering function according to the click event to conduct thermodynamic diagram rendering;
step S6: a timer with preset interval time is added for the click event, and a time changing component is called in the timer to automatically switch the time.
2. The method for displaying thermodynamic dynamics of population in a novel intelligent security system according to claim 1, wherein step S2 is specifically:
step S201: the front-end display equipment sends a request and a required region id to the back-end server, and establishes websocket connection with the back-end server;
step S202: after receiving the request, the back-end server inquires longitude and latitude information, number information and corresponding time information of all monitoring devices corresponding to the area id in a database;
step S203: and repackaging the queried information and returning the repackaged information to the front-end display equipment.
3. The method according to claim 1, wherein the map application in step S301 is a Goldmap or a hundred degree map.
4. The method for displaying thermodynamic dynamics of population in a novel intelligent security system according to claim 1, wherein step S4 is specifically:
step S401: the 24 hour time marks of the whole day are marked on the progress bar through a progress bar component in the Antd framework, and each hour is used as a time node;
step S402: binding click events for each time node so that the interface can acquire the information of the number of people corresponding to the time node once again to the back-end server after clicking any time node;
step S403: the default value of the time changing component is preset to be a first time point which is automatically clicked, so that the information of the number of people corresponding to the first time node in the current area can be obtained from the back-end server after the current-end display equipment enters the page.
5. The method for dynamically displaying population thermodynamic in a novel intelligent security system according to claim 1, wherein the identification of the type of the monitoring device is realized through a device number, specifically:
inquiring whether any monitoring device in the area has a device number, if so, entering the next step, otherwise, prompting that the device has no number on a display interface;
judging whether the patrol car is the patrol car according to the equipment number, and if the patrol car is the patrol car, converting the GPS longitude and latitude information format of the patrol car into the longitude and latitude information format of the map application.
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CN112328929A (en) * 2020-11-30 2021-02-05 苏州工业园区测绘地理信息有限公司 Dynamic visualization method for pedestrian flow density based on vector tile map publishing technology

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