Engineering construction aided design method, device, equipment and medium

Abstract

The invention relates to the technical field of engineering construction design, in particular to an engineering construction aided design method, device and equipment and a medium. According to the method, before the community is built and checked in, daily behavior habits of the community after the owner checks in are simulated based on business and education matching around the community and road distribution in the community, then behavior parameters corresponding to each virtual owner are generated, and people flow distribution conditions on a plurality of key road branch lines in the community are built based on the behavior parameters; and the monitoring mode or the monitoring strength in the key monitoring area is set based on the people flow distribution condition, for example, bidirectional behavior monitoring is carried out in a bidirectional area with large people flow, and unidirectional monitoring is carried out in a unidirectional area with large people flow, so that a plurality of cameras in the community are more reasonably arranged and controlled.

Description

Technical Field

[0001] The present invention relates to the technical field of engineering construction design, and in particular to an engineering construction auxiliary design method, device, equipment and medium. Background Art

[0002] In the field of engineering construction, especially in the security monitoring and control of built-up communities, traditional technologies and systems face many challenges and shortcomings. With the acceleration of urbanization, the scale of residential communities continues to expand, the flow of people is complex, and the demand for security prevention is increasing.

[0003] The existing community surveillance is usually manually deployed according to the distribution of buildings and roads in the community. However, this deployment method is mainly based on the distribution of roads in the community and does not take into account the flow of people. Therefore, there is often the same intensity of camera surveillance in places with and without people, and there is a lack of reasonable security surveillance deployment based on the density of personnel flow. Summary of the invention

[0004] The purpose of the present invention is to provide an engineering construction auxiliary design method, device, equipment and medium to solve the problem that the existing monitoring and control lacks consideration based on the density of personnel flow.

[0005] In order to achieve the above objectives, the present application provides the following technical solutions:

[0006] On the one hand, an embodiment of the present application provides an engineering construction auxiliary design method, the method comprising: obtaining a building distribution map and a plot ratio of a residential area, and constructing a plurality of key road branches and functional areas based on the building distribution map of the residential area; constructing a population clustering map within the residential area based on the plot ratio, a preset occupancy rate and the building distribution map of the residential area, and superimposing the key road branches and functional areas on the population clustering map within the residential area, thereby obtaining a first fitting map, wherein the population clustering map within the residential area is used to characterize the population aggregation in different buildings within the residential area; obtaining the distribution of subways, supermarkets and schools within the residential area, and allocating the outgoing flow of each building in different time periods in the first fitting map based on the distribution of subways, supermarkets and schools. The basic pedestrian flow and corresponding vectors of multiple key road branches in different time periods are obtained based on the diversion ratio between multiple gates in the community and the direction of the pedestrian inflow and outflow vectors, and then the basic pedestrian flow and corresponding vectors of multiple key road branches in different time periods are obtained in the first fitting diagram; based on the basic pedestrian flow corresponding to each key road branch in the whole time period, multiple key monitoring areas are screened out from the multiple key road branches, and based on the vector distribution of the basic pedestrian flow in the key monitoring areas, the monitoring mode and the key focus time period are determined, and the monitoring mode includes one-way monitoring and two-way monitoring; based on the corresponding monitoring mode and area in each key monitoring area, a corresponding camera group control map is generated, and the camera group control map includes the camera installation position, the camera direction and the effective monitoring area of ​​the camera monitoring.

[0007] Optionally, the distribution of the outgoing flow of each building in the first fitting diagram in different time periods, the diversion ratio between multiple gates in the community and the direction of the in-and-out vector of the flow of people includes:

[0008] Based on the virtual household distribution data corresponding to the apartment configuration in each building, the household distribution data includes the number of people and behavior parameters, the behavior parameters include travel route habits, and the travel route habits are determined based on the distribution of subways, supermarkets and schools, so that the entrance and exit gates corresponding to the travel route habits are not unique;

[0009] Based on the behavioral parameters corresponding to each person of different identity types, the outbound flow of each building in different time periods, the diversion ratio between multiple gates in the community, and the vector direction of the flow in and out are generated.

[0010] Optionally, the determining of the monitoring mode based on the vector distribution of basic human flow in the key monitoring area includes:

[0011] Based on the vector direction, the basic human flow in the key monitoring area is divided into the first type of human flow and the second type of human flow;

[0012] Calculate the ratio between the first type of human flow and the second type of human flow. If the human flow of each type exceeds 30%, the current key monitoring area adopts two-way monitoring.

[0013] If the proportion of the first type of human flow or the second type of human flow is less than 30%, the monitoring of the corresponding vector direction will be cancelled and one-way monitoring will be adopted.

[0014] In a second aspect, this embodiment provides an engineering construction auxiliary design device, the device comprising:

[0015] The first acquisition module is used to obtain the building distribution map and volume ratio of the community, and construct multiple key road branches and functional areas based on the building distribution map of the community;

[0016] A first calculation module is used to construct a population clustering map in the community based on the plot ratio, the preset occupancy rate and the distribution map of the community buildings, and to superimpose the key road branches and the functional areas on the population clustering map in the community, thereby obtaining a first fitting map, wherein the population clustering map in the community is used to characterize the population aggregation in different buildings in the community;

[0017] The second calculation module is used to obtain the distribution of subways, supermarkets and schools in the area where the community is located, and to allocate and construct the outgoing passenger flow of each building in different time periods in the first fitting diagram, the diversion ratio between multiple gates in the community and the direction of the passenger flow in and out vector based on the distribution of subways, supermarkets and schools, so as to obtain the basic passenger flow and corresponding vectors corresponding to multiple key road branches in different time periods in the first fitting diagram;

[0018] A third calculation module is used to select a plurality of key monitoring areas from a plurality of key road branches based on the basic human flow corresponding to each key road branch in all time periods, and determine a monitoring mode and a key focus period based on the vector distribution of the basic human flow in the key monitoring area, wherein the monitoring mode includes one-way monitoring and two-way monitoring;

[0019] The control module is used to generate a corresponding camera group control map based on the corresponding monitoring mode and area in each key monitoring area. The camera group control map includes the camera installation position, camera direction and camera monitoring effective monitoring area.

[0020] Optionally, the second calculation module includes:

[0021] A first calculation unit is used to configure virtual household distribution data corresponding to the apartment type in each building, wherein the household distribution data includes the number of people and behavior parameters, wherein the behavior parameters include travel route habits, and the travel route habits are determined based on the distribution of subways, supermarkets, and schools, so that the entrance and exit gates corresponding to the travel route habits are not unique;

[0022] The second calculation unit is used to generate the outgoing flow of each building in different time periods, the diversion ratio between multiple gates in the community, and the vector direction of the flow of people in and out based on the behavior parameters corresponding to each person of different identity types.

[0023] Optionally, the third calculation module includes:

[0024] A third calculation unit is used to divide the basic human flow in the key monitoring area into a first type of human flow and a second type of human flow based on the vector direction;

[0025] A determination unit, used for calculating the ratio between the first type of human flow and the second type of human flow, if the human flow of each type exceeds 30%, then the current key monitoring area adopts two-way monitoring;

[0026] If the proportion of the first type of human flow or the second type of human flow is less than 30%, the monitoring of the corresponding vector direction will be cancelled and one-way monitoring will be adopted.

[0027] In a third aspect, an embodiment of the present application provides an engineering construction auxiliary design device, which includes a memory and a processor.

[0028] The memory is used to store computer programs; the processor is used to implement the steps of the above-mentioned engineering construction auxiliary design method when executing the computer program.

[0029] In a fourth aspect, an embodiment of the present application provides a medium having a computer program stored thereon, and when the computer program is executed by a processor, the steps of the above-mentioned engineering construction auxiliary design method are implemented.

[0030] The beneficial effects of the present invention are:

[0031] The present invention simulates the daily behavior habits of the owners after they move in based on the commercial and educational facilities around the community before the community is built and occupied, and then generates behavior parameters corresponding to each virtual owner, and constructs the distribution of pedestrian flow on multiple key road branches in the community based on the behavior parameters, and sets the monitoring method or monitoring intensity in key monitoring areas (areas with large pedestrian flow) based on the pedestrian flow distribution, so as to make the deployment of multiple cameras in the community more reasonable.

[0032] Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or be understood by implementing the embodiments of the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures particularly pointed out in the written description, claims, and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0034] Figure 1 It is a schematic diagram of a flow chart of an engineering construction auxiliary design method described in an embodiment of the present invention;

[0035] Figure 2 It is a schematic diagram of the structure of an engineering construction auxiliary design device described in an embodiment of the present invention. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. The components of the embodiments of the present invention generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0037] It should be noted that similar reference numerals or letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. At the same time, in the description of the present invention, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0038] Embodiment 1:

[0039] like Figure 1 As shown, this embodiment provides an engineering construction auxiliary design method, which includes step S100, step S200, step S300, step S400 and step S500.

[0040] Step S100, obtaining a building distribution map and a plot ratio of a residential area, and constructing a plurality of key road branches and functional areas based on the building distribution map of the residential area;

[0041] Step S200, constructing a population clustering map in the community based on the plot ratio, the preset occupancy rate and the distribution map of the community buildings, and superimposing the key road branches and functional areas on the population clustering map in the community, thereby obtaining a first fitting map, wherein the population clustering map in the community is used to characterize the population aggregation in different buildings in the community;

[0042] Step S300, obtaining the distribution of subways, supermarkets and schools in the area where the community is located, and constructing the outgoing passenger flow of each building in different time periods, the diversion ratio between multiple gates in the community and the vector direction of the passenger flow in and out in the first fitting diagram based on the distribution of subways, supermarkets and schools, and then obtaining the basic passenger flow and corresponding vectors corresponding to multiple key road branches in different time periods in the first fitting diagram;

[0043] Step S400, selecting a plurality of key monitoring areas from a plurality of key road branches based on the basic human flow corresponding to each key road branch in all time periods, and determining a monitoring mode and a key focus period based on the vector distribution of the basic human flow in the key monitoring area, wherein the monitoring mode includes one-way monitoring and two-way monitoring;

[0044] The selection of monitoring method is based on the direction of the flow of people and the proportion of people in each direction. The specific determination method is as follows:

[0045] Based on the vector direction, the basic human flow in the key monitoring area is divided into the first type of human flow and the second type of human flow;

[0046] Calculate the ratio between the first type of human flow and the second type of human flow. If the human flow of each type exceeds 30%, the current key monitoring area adopts two-way monitoring.

[0047] If the proportion of the first type of human flow or the second type of human flow is less than 30%, the monitoring of the corresponding vector direction will be cancelled and one-way monitoring will be adopted.

[0048] Step S500: Generate a corresponding camera group control diagram based on the corresponding monitoring mode and area in each key monitoring area, wherein the camera group control diagram includes camera installation positions, camera directions and camera monitoring effective monitoring areas.

[0049] Secondly, the specific implementation method of constructing the outgoing flow of each building in different time periods, the diversion ratio between multiple gates in the community and the vector direction of the flow of people in and out of the first fitting diagram described in step S300 is as follows:

[0050] Step S310: virtual household distribution data corresponding to the apartment configuration in each building, the household distribution data including the number of people and behavior parameters, the behavior parameters including travel route habits, the travel route habits are determined based on the distribution of subways, supermarkets and schools, so that the entrance and exit gates corresponding to the travel route habits are not unique;

[0051] Step S320: Generate the outgoing flow of each building in different time periods, the diversion ratio between multiple gates in the community, and the vector direction of the flow of people in and out based on the behavior parameters corresponding to each person of different identity types.

[0052] In this embodiment, before the community is built and occupied, the daily behavior habits of the owners after moving in are simulated based on the commercial and educational facilities around the community, and then the behavior parameters corresponding to each virtual owner are generated. The distribution of pedestrian flow on multiple key road branches in the community is constructed based on the behavior parameters, and the monitoring method or monitoring intensity in key monitoring areas (areas with large pedestrian flow) is set based on the pedestrian flow distribution, so that the deployment of multiple cameras in the community is more reasonable.

[0053] Embodiment 2:

[0054] like Figure 2 As shown, this embodiment provides an engineering construction auxiliary design device, the device comprising:

[0055] The first acquisition module is used to obtain the building distribution map and volume ratio of the community, and construct multiple key road branches and functional areas based on the building distribution map of the community;

[0056] A first calculation module is used to construct a population clustering map in the community based on the plot ratio, the preset occupancy rate and the distribution map of the community buildings, and to superimpose the key road branches and the functional areas on the population clustering map in the community, thereby obtaining a first fitting map, wherein the population clustering map in the community is used to characterize the population aggregation in different buildings in the community;

[0057] The second calculation module is used to obtain the distribution of subways, supermarkets and schools in the area where the community is located, and to allocate and construct the outgoing passenger flow of each building in different time periods in the first fitting diagram, the diversion ratio between multiple gates in the community and the direction of the passenger flow in and out vector based on the distribution of subways, supermarkets and schools, so as to obtain the basic passenger flow and corresponding vectors corresponding to multiple key road branches in different time periods in the first fitting diagram;

[0058] A third calculation module is used to select a plurality of key monitoring areas from a plurality of key road branches based on the basic human flow corresponding to each key road branch in all time periods, and determine a monitoring mode and a key focus period based on the vector distribution of the basic human flow in the key monitoring area, wherein the monitoring mode includes one-way monitoring and two-way monitoring;

[0059] The control module is used to generate a corresponding camera group control map based on the corresponding monitoring mode and area in each key monitoring area. The camera group control map includes the camera installation position, camera direction and camera monitoring effective monitoring area.

[0060] Preferably, the second calculation module includes:

[0061] A first calculation unit is used to configure virtual household distribution data corresponding to the apartment type in each building, wherein the household distribution data includes the number of people and behavior parameters, wherein the behavior parameters include travel route habits, and the travel route habits are determined based on the distribution of subways, supermarkets, and schools, so that the entrance and exit gates corresponding to the travel route habits are not unique;

[0062] The second calculation unit is used to generate the outgoing flow of each building in different time periods, the diversion ratio between multiple gates in the community, and the vector direction of the flow of people in and out based on the behavior parameters corresponding to each person of different identity types.

[0063] Preferably, the third calculation module includes:

[0064] A third calculation unit is used to divide the basic human flow in the key monitoring area into a first type of human flow and a second type of human flow based on the vector direction;

[0065] A determination unit, used for calculating the ratio between the first type of human flow and the second type of human flow, if the human flow of each type exceeds 30%, then the current key monitoring area adopts two-way monitoring;

[0066] If the proportion of the first type of human flow or the second type of human flow is less than 30%, the monitoring of the corresponding vector direction will be cancelled and one-way monitoring will be adopted.

[0067] It should be noted that, regarding the device in the above embodiment, the specific manner in which each module performs the operation has been described in detail in the embodiment of the method, and will not be elaborated here.

[0068] Embodiment 3:

[0069] Corresponding to the above method embodiment, the embodiment of the present disclosure further provides an engineering construction auxiliary design device. The engineering construction auxiliary design device described below and the engineering construction auxiliary design method described above can refer to each other.

[0070] Figure 2 FIG. 8 is a block diagram of an engineering construction auxiliary design device 800 according to an exemplary embodiment. Figure 2As shown, the electronic device 800 may include: a processor 801 and a memory 802. The electronic device 800 may also include one or more of a multimedia component 803, an I / O interface 804, and a communication component 805.

[0071] The processor 801 is used to control the overall operation of the electronic device 800 to complete all or part of the steps in the above-mentioned engineering construction auxiliary design method. The memory 802 is used to store various types of data to support the operation of the electronic device 800, and these data may include, for example, instructions for any application or method used to operate on the electronic device 800, and application-related data, such as contact data, sent and received messages, pictures, audio, video, etc. The memory 802 can be implemented by any type of volatile or non-volatile storage device or a combination thereof, such as static random access memory (Static Random Access Memory, referred to as SRAM), electrically erasable programmable read-only memory (Electrically Erasable Programmable Read-Only Memory, referred to as EEPROM), erasable programmable read-only memory (Erasable Programmable Read-Only Memory, referred to as EPROM), programmable read-only memory (Programmable Read-Only Memory, referred to as PROM), read-only memory (Read-Only Memory, referred to as ROM), magnetic memory, flash memory, magnetic disk or optical disk. The multimedia component 803 may include a screen and an audio component. The screen may be, for example, a touch screen, and the audio component is used to output and / or input audio signals. For example, the audio component may include a microphone, which is used to receive external audio signals. The received audio signal may be further stored in the memory 802 or sent through the communication component 805. The audio component also includes at least one speaker for outputting audio signals. The I / O interface 804 provides an interface between the processor 801 and other interface modules, and the above-mentioned other interface modules may be keyboards, mice, buttons, etc. These buttons may be virtual buttons or physical buttons. The communication component 805 is used for wired or wireless communication between the electronic device 800 and other devices. Wireless communication, such as Wi-Fi, Bluetooth, Near Field Communication (NFC), 2G, 3G or 4G, or a combination of one or more of them, so the corresponding communication component 805 may include: Wi-Fi module, Bluetooth module, NFC module.

[0072] In an exemplary embodiment, the electronic device 800 can be implemented by one or more application specific integrated circuits (ASIC), digital signal processors (DSP), digital signal processing devices (DSPD), programmable logic devices (PLD), field programmable gate arrays (FPGA), controllers, microcontrollers, microprocessors or other electronic components to execute the above-mentioned engineering construction auxiliary design method.

[0073] In another exemplary embodiment, a computer-readable storage medium including program instructions is also provided, and when the program instructions are executed by a processor, the steps of the above-mentioned engineering construction auxiliary design method are implemented. For example, the computer-readable storage medium can be the above-mentioned memory 802 including program instructions, and the above-mentioned program instructions can be executed by the processor 801 of the electronic device 800 to complete the above-mentioned engineering construction auxiliary design method.

[0074] Embodiment 4:

[0075] Corresponding to the above method embodiment, the embodiment of the present disclosure further provides a readable storage medium. The readable storage medium described below and the engineering construction auxiliary design method described above can refer to each other.

[0076] A readable storage medium stores a computer program, which, when executed by a processor, implements the steps of the engineering construction auxiliary design method of the above method embodiment.

[0077] The readable storage medium may specifically be a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, or other readable storage medium that can store program codes.

[0078] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An engineering construction auxiliary design method, characterized in that: The method comprises: Obtain the building distribution map and plot ratio of the residential area, and construct multiple key road branches and functional areas based on the building distribution map of the residential area; A population clustering map within the community is constructed based on the plot ratio, the preset occupancy rate and the distribution map of the community buildings, and the key road branches and functional areas are superimposed on the population clustering map within the community, thereby obtaining a first fitting map, wherein the population clustering map within the community is used to characterize the population aggregation in different buildings within the community; Obtain the distribution of subways, supermarkets and schools in the area where the community is located, and allocate and construct the outgoing passenger flow of each building in different time periods, the diversion ratio between multiple gates in the community and the vector direction of the passenger flow in and out in the first fitting diagram based on the distribution of subways, supermarkets and schools, and then obtain the basic passenger flow and corresponding vectors of multiple key road branches in different time periods in the first fitting diagram; Based on the basic human flow corresponding to each key road branch in all time periods, multiple key monitoring areas are selected from multiple key road branches, and based on the vector distribution of the basic human flow in the key monitoring area, the monitoring mode and the key focus period are determined, wherein the monitoring mode includes one-way monitoring and two-way monitoring; A corresponding camera group control diagram is generated based on the corresponding monitoring mode and area in each key monitoring area. The camera group control diagram includes camera installation positions, camera directions and effective monitoring areas of the cameras.

2. The engineering construction auxiliary design method according to claim 1, characterized in that: The distribution of subways, supermarkets and schools in constructing the first fitting diagram includes the outgoing flow of each building in different time periods, the diversion ratio between multiple gates in the community and the vector direction of the flow of people in and out, including: Based on the virtual household distribution data corresponding to the apartment configuration in each building, the household distribution data includes the number of people and behavior parameters, the behavior parameters include travel route habits, and the travel route habits are determined based on the distribution of subways, supermarkets and schools, so that the entrance and exit gates corresponding to the travel route habits are not unique; Based on the behavioral parameters corresponding to each person of different identity types, the outbound flow of each building in different time periods, the diversion ratio between multiple gates in the community, and the vector direction of the flow in and out are generated.

3. The engineering construction auxiliary design method according to claim 2, characterized in that: The method of determining the monitoring mode based on the vector distribution of the basic human flow in the key monitoring area includes: Based on the vector direction, the basic human flow in the key monitoring area is divided into the first type of human flow and the second type of human flow; Calculate the ratio between the first type of human flow and the second type of human flow. If the human flow of each type exceeds 30%, the current key monitoring area adopts two-way monitoring; If the proportion of the first type of human flow or the second type of human flow is less than 30%, the monitoring of the corresponding vector direction will be cancelled and one-way monitoring will be adopted.

4. An engineering construction auxiliary design device, characterized in that: The device comprises: The first acquisition module is used to obtain the building distribution map and volume ratio of the community, and construct multiple key road branches and functional areas based on the building distribution map of the community; A first calculation module is used to construct a population clustering map in the community based on the plot ratio, the preset occupancy rate and the distribution map of the community buildings, and to superimpose the key road branches and the functional areas on the population clustering map in the community, thereby obtaining a first fitting map, wherein the population clustering map in the community is used to characterize the population aggregation in different buildings in the community; The second calculation module is used to obtain the distribution of subways, supermarkets and schools in the area where the community is located, and to allocate and construct the outgoing passenger flow of each building in different time periods in the first fitting diagram, the diversion ratio between multiple gates in the community and the direction of the passenger flow in and out vector based on the distribution of subways, supermarkets and schools, so as to obtain the basic passenger flow and corresponding vectors corresponding to multiple key road branches in different time periods in the first fitting diagram; A third calculation module is used to select a plurality of key monitoring areas from a plurality of key road branches based on the basic human flow corresponding to each key road branch in all time periods, and determine a monitoring mode and a key focus period based on the vector distribution of the basic human flow in the key monitoring area, wherein the monitoring mode includes one-way monitoring and two-way monitoring; The control module is used to generate a corresponding camera group control map based on the corresponding monitoring mode and area in each key monitoring area. The camera group control map includes the camera installation position, camera direction and camera monitoring effective monitoring area.

5. The engineering construction auxiliary design device according to claim 4, characterized in that: The second calculation module includes: A first calculation unit is used to configure virtual household distribution data corresponding to the apartment type in each building, wherein the household distribution data includes the number of people and behavior parameters, wherein the behavior parameters include travel route habits, and the travel route habits are determined based on the distribution of subways, supermarkets, and schools, so that the entrance and exit gates corresponding to the travel route habits are not unique; The second calculation unit is used to generate the outgoing flow of each building in different time periods, the diversion ratio between multiple gates in the community, and the vector direction of the flow of people in and out based on the behavior parameters corresponding to each person of different identity types.

6. The engineering construction auxiliary design device according to claim 5, characterized in that: The third computing module comprises: A third calculation unit is used to divide the basic human flow in the key monitoring area into a first type of human flow and a second type of human flow based on the vector direction; A determination unit, used for calculating the ratio between the first type of human flow and the second type of human flow, if the human flow of each type exceeds 30%, then the current key monitoring area adopts two-way monitoring; If the proportion of the first type of human flow or the second type of human flow is less than 30%, the monitoring of the corresponding vector direction will be cancelled and one-way monitoring will be adopted.

7. An electronic device, characterized in that: include: Memory, used to store computer programs; A processor, used to implement the method steps described in any one of claims 1-3 when executing a program stored in a memory.

8. A medium having a computer program stored thereon, characterized in that: When the program is executed by a processor, the method steps described in any one of claims 1 to 3 are implemented.

Images