Emergency resource visual scheduling method and system based on spatial position association

Abstract

The invention discloses an emergency resource visual scheduling method and system based on spatial position association. The method comprises the following steps: firstly, acquiring coordinates of an emergency event occurrence place; querying materials related to the current emergency event scene and coordinates of a warehouse for storing the materials from a resource space database; then calculating the spatial distance between each related material warehouse and the emergency event occurrence place; performing comprehensive sorting on related material warehouses in combination with the spatial distance and the emergency priority of the materials; synchronously generating and displaying a resource list view and a resource map view; and finally, in response to a selection operation of the user on the specific warehouse in the resource list view or the resource map view, triggering a navigation function and a direct communication function. The emergency resource visual scheduling method and system based on spatial position association are suitable for APP end and PC end emergency scheduling systems, the emergency response time is remarkably shortened, and the resource utilization efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of emergency management, in particular to an emergency resource visual scheduling method and system based on spatial position association. BACKGROUND

[0002] In the emergency management work, the sudden event has the characteristics of strong suddenness, wide damage range and urgent response time, and the rapid scheduling and reasonable allocation of emergency resources are directly related to the rescue efficiency and life and property safety. The traditional scheduling mode mainly adopts the estimation of plane straight line distance or manual judgment, without considering the spherical characteristics of the earth, and the distance calculation error is large, which leads to the fact that the nearby resource priority scheduling cannot be truly realized, and the rescue response time is prolonged. And the matching relationship between the event type and the material type depends on the artificial experience judgment, there is no clear correlation quantitative index, and it is easy to appear material mismatch (such as dispatching large excavating equipment for public health event) or missing key materials (such as not dispatching life-saving equipment for natural disaster), and the scheduling order cannot be dynamically adjusted according to the importance of the materials.

[0003] Some systems or methods can provide a single list view or simple map marking, but the linkage display of "detailed information-space position" is not realized, it is difficult for the management personnel to quickly master the distribution situation and priority order of the global emergency resources, and the decision efficiency is low; in the scheduling process, the warehouse address and the contact information of the person in charge need to be manually recorded, the navigation route needs to be switched to the third-party map application for inquiry, and the communication needs to be manually dialed, so the operation links are many, the communication failure is easy to occur, and the response time is prolonged.

[0004] Although part of the emergency scheduling system introduces the map function, there are still problems such as fuzzy algorithm parameters, no quantitative formula for priority order, asynchronous view, lack of one-key communication and the like.

[0005] Therefore, there is an urgent need for an emergency resource scheduling method and system with clear parameters, quantized algorithm and high visualization degree to solve the technical problems of large distance calculation error and lack of quantitative standard for resource matching in the prior art. SUMMARY

[0006] The purpose of the present application is to provide an emergency resource visual scheduling method and system based on spatial position association, which solves the technical problems of large distance calculation error and lack of quantitative standard for resource matching in the prior art emergency resource scheduling, and realizes the rapid positioning, accurate matching, scientific ordering and convenient scheduling of emergency resources.

[0007] To achieve the above purpose, the present application provides an emergency resource visual scheduling method based on spatial position association, comprising the following steps: S1, obtaining the coordinates of the emergency event occurrence place; S2, querying the materials related to the current emergency event scene and the warehouse coordinates of the stored materials from the resource space database; S3. Calculate the spatial distance between each relevant material warehouse and the location of the emergency event; S4. Based on spatial distance and emergency material priority, the relevant material warehouses are comprehensively ranked; S5. Synchronously generate and display the resource list view and resource map view; S6. In response to the user's selection of a specific warehouse in the resource list view or resource map view, trigger the navigation function and direct communication function.

[0008] Preferably, in S1, the coordinates of the emergency event location are obtained through GPS and BeiDou positioning systems. ,in The longitude of the location where the emergency occurred. The latitude of the location where the emergency occurred.

[0009] Preferably, in S2, the warehouse coordinates are defined as follows: ,in, For warehouse serial number, , This represents the total number of warehouses. Indicates the first The longitude of the warehouse For the first The latitude of the warehouse; By using preset matching rules between event types and material types, and combining this with a correlation coefficient, the correlation between materials and emergency events is determined. The correlation coefficient is calculated using the following formula: ; in, For the first The emergency weight of each type of material has a value range of [0.1, 1.0]. , This represents the total number of different types of supplies. Event type With respect to the type of supplies Matching Boolean values, =1 indicates a match. =0 indicates no match; when When this happens, the material is determined to be a relevant resource, among which, The preset correlation threshold has a value range of [0.3, 0.6].

[0010] Preferred event type Including natural disasters, accidents, public health emergencies, and social security incidents; types of materials This includes medical supplies, protective equipment, food and water sources, large equipment, and emergency tools.

[0011] Preferably, in S3, the spatial distance between each relevant material warehouse and the location of the emergency event is calculated based on the Haversine semi-versus formula. The formula is as follows: ; in, The average radius of the Earth is used for calculation. , , , Convert angle values ​​to radians.

[0012] Preferably, in S4, the sorting priority calculation formula is as follows: ; in, Indicates the first The overall priority of each warehouse This is the distance weighting coefficient, with a value range of [0.6, 0.8]. This represents the priority weighting coefficient for materials, with a value range of [0.2, 0.4]. =1; Indicates the first The priority coefficient of core materials in each warehouse ranges from [1, 5].

[0013] Preferably, in S5, the resource list view is used to display resources by... The sorting results display warehouse name, material name, material type, material quantity, and spatial distance. Name and contact information of the person in charge; The resource map view is used to display the coordinates of emergency events marked on an electronic map. and coordinates of each warehouse The color saturation of the marker point and Positive correlation The larger the size, the higher the color saturation.

[0014] Preferably, in step S6, the electronic map API is called to generate the optimal route from the location of the emergency to the selected warehouse, and the route distance is output. and estimated travel time Provide navigation functionality for users; Estimated travel time The calculation formula is: ; in, The average driving speed for the road segment is returned in real time by the electronic map API. The time delay is a fixed delay, with a value range of [1,5], including the preparation time for loading and unloading materials; Retrieve the preset communication information of the person in charge of the warehouse from the resource space database, and provide users with direct communication functions through one-click dialing or instant messaging.

[0015] This invention provides an emergency resource visualization and scheduling system based on spatial location association, comprising: The target coordinate acquisition module is used to obtain the coordinates of the location where the emergency occurred. The resource query module is used to call the resource space database and filter relevant materials and corresponding warehouse coordinates based on the event type of the current emergency scenario using correlation coefficients. The distance calculation module is used to calculate the spatial distance between the warehouse and the location of the emergency based on the Haversine semi-versus formula. The sorting module is used to sort the relevant warehouses according to the comprehensive priority formula and output the sorted list of warehouses. The visualization module is used to simultaneously generate resource list views and resource map views; The interactive response module is used to respond to the user's warehouse selection operation, trigger navigation functions and direct communication functions; The navigation function outputs the optimal route information, while the communication function supports voice calls, text message transmission, and encrypted storage of communication information. The data update module is used to synchronize the inventory quantity, expiration date, and warehouse status information of emergency supplies in real time. The resource space database adopts a distributed storage architecture to store emergency supplies information, warehouse information, event-supply matching rules, and responsible person communication information. Data transmission is encrypted with SSL, and data storage is encrypted with AES-256.

[0016] Preferably, emergency supplies information includes supplies ID, name, and supplies type. Quantity, brand, model, specifications, production date, expiration date, and storage location; Warehouse information includes a unique warehouse ID, name, warehouse coordinates, detailed address, responsible person ID, contact number, and warehouse status; Event-resource matching rules include event types. Match Boolean values ​​with emergency weights for supplies; The contact information for the person in charge includes their ID, name, mobile phone number, office phone number, instant messaging account, and warehouse ID.

[0017] Therefore, the present invention employs the above-mentioned emergency resource visualization scheduling method and system based on spatial location association, and the beneficial effects are as follows: (1) By introducing a spatial distance calculation and material correlation quantitative screening mechanism based on the Haversine formula, and combining a comprehensive sorting strategy of distance weight and material priority coefficient, the system can quickly lock the warehouse with the closest distance and the highest material matching degree, realize the transformation from "manual experience scheduling" to "data intelligent recommendation", greatly shorten the emergency decision-making time, and improve the scientificity and accuracy of resource scheduling.

[0018] (2) The system of the present invention generates a resource list view and a resource map view simultaneously, supports two-way real-time linkage operation, and allows users to quickly select a warehouse through either view and trigger navigation and encrypted communication functions with one click. It realizes a full-process visualization closed loop of "query-analysis-decision-execution", which greatly improves the convenience and efficiency of scheduling operations.

[0019] (3) The system of the present invention adopts a distributed resource space database, supports high-concurrency access from multiple terminals, and updates material inventory, expiration date and warehouse status in real time. Data is encrypted with SSL and AES-256 respectively in the transmission and storage links to ensure information security. At the same time, the event-material matching rules and weight parameters support dynamic configuration in the background, enabling the system to flexibly adapt to different types of emergency scenarios, taking into account the reliability, security and scenario scalability of the scheduling process.

[0020] The technical solution of the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. Attached Figure Description

[0021] Figure 1 This is an overall flowchart of an embodiment of an emergency resource visualization and scheduling method based on spatial location association according to the present invention; Figure 2 This is an overall system block diagram of an embodiment of an emergency resource visualization and scheduling system based on spatial location association according to the present invention; Figure 3 This is an emergency supplies information interface diagram of an embodiment of an emergency resource visualization and scheduling method based on spatial location association according to the present invention. Detailed Implementation

[0022] The technical solution of the present invention will be further described below with reference to the accompanying drawings and embodiments.

[0023] Unless otherwise defined, the technical or scientific terms used in this invention shall have the ordinary meaning understood by one of ordinary skill in the art to which this invention pertains. The terms "first," "second," and similar terms used in this invention do not indicate any order, quantity, or importance, but are merely used to distinguish different components. Terms such as "comprising" or "including" mean that the element or object preceding the word encompasses the elements or objects listed following the word and their equivalents, without excluding other elements or objects.

[0024] like Figure 1 As shown, an emergency resource visualization and scheduling method based on spatial location association is characterized by the following steps: S1. Obtain the coordinates of the location where the emergency occurred.

[0025] The coordinates of the emergency location were obtained using GPS and BeiDou positioning systems. ,in The longitude of the location where the emergency occurred. This refers to the latitude of the location where the emergency occurred. The sampling frequency is once every 30 seconds, and the coordinate update delay is ≤3 seconds. The coordinates of the emergency location are manually marked by the user through the map selection function of the emergency dispatch system, with a coordinate accuracy of ≤10 meters.

[0026] S2. From the resource space database, query the coordinates of materials and warehouses storing materials that are relevant to the current emergency scenario.

[0027] Define warehouse coordinates as ,in, For warehouse serial number, , Total number of warehouses ; Indicates the first The longitude of each warehouse, in degrees, with a range of values ​​of [value missing]. ; For the first The latitude of each warehouse, in degrees, with a range of values ​​of [value missing]. .

[0028] The correlation between supplies and emergency events is determined by combining preset matching rules between event type and supply type with a correlation coefficient. The formula for calculating the correlation coefficient is as follows: ; in, For the first The emergency weight of each type of material has a value range of [0.1, 1.0]. , The total number of material types, The higher the importance, the greater the weight; Event type With respect to the type of supplies Matching Boolean values, =1 indicates a match. =0 indicates no match. when When this happens, the material is determined to be a relevant resource, among which, The preset correlation threshold has a value range of [0.3, 0.6].

[0029] Event Type Including natural disasters, accidents, public health emergencies, and social security incidents. , In response to natural disasters, Corresponding to accidents and disasters In response to public health events and This corresponds to social security incidents.

[0030] Types of supplies This includes medical supplies, protective equipment, food and water, large equipment, and emergency tools. , Corresponding medical supplies Corresponding protective equipment Corresponding food and water sources Corresponding to large equipment and Corresponding emergency tools. The matching rules between event types and material types are stored in a mapping table in the resource space database, which can be dynamically updated by administrators through the system backend.

[0031] S3. Calculate the spatial distance between each relevant material warehouse and the location of the emergency event based on the Haversine semi-versus formula. The formula is as follows: ; in, The Earth's average radius is fixed at 6,371,000 meters. Before calculation, it is necessary to... , , , Convert angle values ​​to radians.

[0032] S4. Based on spatial distance and emergency material priority, relevant material warehouses are comprehensively ranked. The ranking priority calculation formula is as follows: ; in, Indicates the first The overall priority of each warehouse is dimensionless; the larger the value, the higher the priority. This is the distance weighting coefficient, with a value range of [0.6, 0.8]. This represents the priority weighting coefficient for materials, with a value range of [0.2, 0.4]. =1; Indicates the first The priority coefficient of core materials in each warehouse takes an integer value in the range [1, 5], with a larger value indicating higher importance of the material; according to Repositories are sorted in descending order, with higher-priority repositories appearing at the top of the list.

[0033] S5. Synchronously generate and display the resource list view and the resource map view.

[0034] The resource list view is used to display resources by... The sorting results display warehouse name, material name, material type, material quantity, and spatial distance. Name and contact information of the person in charge; supports clicking on... Filter by ascending or descending order, by quantity of materials, or by expiration date, with a filtering response delay of ≤1 second.

[0035] The resource map view is used to display the coordinates of emergency events marked on an electronic map. and coordinates of each warehouse The color saturation of the marker point and Positive correlation The larger the size, the higher the color saturation.

[0036] like ∈[1.5,2.0] is dark red. ∈[1.0,1.5) is red. The range [0.5, 1.0) is light red. A value less than 0.5 is pink and supports zoom, pan, and distance measurement operations. Clicking the warehouse marker will display a pop-up window showing key information including the warehouse name and material type. Contact information for the person in charge.

[0037] S6. In response to the user's selection of a specific warehouse in the resource list view or resource map view, trigger the navigation function and direct communication function.

[0038] 1) Use the electronic map (Gaode or Baidu) API to generate the optimal route from the emergency location to the selected warehouse, and output the route distance. (Unit: meters) and estimated travel time (Unit: minutes) Provides navigation functionality for users.

[0039] Estimated travel time The calculation formula is: ; in, The average driving speed for this road segment, in meters per minute, is returned in real time by the electronic map API. The fixed delay time has a value range of [1,5], which includes the preparation time for loading and unloading materials.

[0040] 2) Retrieve the preset communication information of the person in charge of the warehouse in the resource space database, and support direct communication functions for users through one-click dialing or instant messaging.

[0041] like Figure 2 As shown, an emergency resource visualization and dispatching system based on spatial location association includes: The target coordinate acquisition module is used to obtain the coordinates of the location where the emergency occurred. It supports GPS / BeiDou positioning data access and map point selection and marking, with output coordinate accuracy ≤10 meters and coordinate format (degree, minute and second format / decimal format, which can be switched).

[0042] The resource query module is used to access the resource space database and, based on the event type of the current emergency scenario, perform the query. Through correlation coefficient Filter relevant materials and their corresponding warehouse coordinates Filtering threshold Configured by the administrator through the system backend, the configuration range is [0.3, 0.6], a single query supports a maximum of 1000 warehouses, and the query latency is ≤2 seconds.

[0043] The distance calculation module is used to calculate the spatial distance between the warehouse and the location of the emergency based on the Haversine semi-versus formula. It supports batch parallel calculation of coordinates, with a maximum of 100 warehouse coordinates supported in a single calculation, and the calculation latency is ≤1 second.

[0044] The sorting module is used to sort according to the comprehensive priority formula. Sort the relevant warehouses and output a sorted list of warehouses. Users can switch sorting dimensions as needed, including prioritizing distance. =0.8, =0.2; Prioritize according to priority. =0.6, =0.4.

[0045] The visualization module is used to simultaneously generate a resource list view and a resource map view. It supports real-time linkage between the two views. When either view performs filtering or sorting operations, the other view updates synchronously with an update delay of ≤2 seconds.

[0046] The interactive response module is used to respond to the user's warehouse selection operation, triggering navigation and direct communication functions; the navigation function outputs optimal route information, including route distance. Estimated travel time It includes route node coordinates, and the communication function supports voice calls and text message transmission, with encrypted storage of communication information.

[0047] The data update module is used to synchronize the inventory quantity, expiration date and warehouse status information of emergency supplies in real time. It supports administrators to manually trigger forced updates, with a manual update response delay of ≤1 second and modification records retained for ≥1 year.

[0048] The resource space database stores emergency supplies information, warehouse information, event-supply matching rules, and contact information for responsible personnel. It employs a distributed storage architecture, supports concurrent access from multiple terminals (maximum concurrency ≥ 1000), and uses SSL encryption for data transmission and AES-256 encryption for data storage. Regular automatic backups are performed.

[0049] like Figure 3 As shown, emergency supplies information includes supplies ID, name, and type. Quantity, brand, model, specifications, production date, expiration date, and storage location including warehouse ID and shelf number.

[0050] Warehouse information includes a unique warehouse ID, name, and warehouse coordinates. Detailed address, responsible person ID, contact number, and warehouse status (normal or abnormal).

[0051] Event-resource matching rules include event types. Types of materials Matching Boolean values Emergency weighting of supplies .

[0052] The contact information for the person in charge includes their ID, name, mobile phone number, office phone number, instant messaging account, and warehouse ID.

[0053] Example 1: Taking a rainstorm and flood disaster in a certain area as an example, the dispatching process of this invention is explained in detail: 1) Obtaining the coordinates of the emergency incident location: After the first responder arrives at the scene, they open the "Emergency Reporting" function on the app and select "Natural Disaster" as the event type. Click the "Select Point on Map" button, accurately select the core area of ​​the flood disaster on the electronic map, and the system will automatically generate the coordinates of the emergency event location. =103.6187° =30.9475°), coordinate accuracy ≤10 meters. The system automatically records the coordinates of the emergency location and synchronizes them to the PC command center.

[0054] 2) Relevant resource search and filtering: The resource query module calls the resource space database, based on... (Natural Disaster) Query event - material matching rules, calculate the correlation coefficient of each warehouse. ; An emergency supplies reserve warehouse, warehouse ID=WH-CD-005, ( =103.6452°, =30.9583°), the warehouse contains protective equipment. =2, =0.8, =1; Large equipment, =4, =0.9, =1; Food and water sources, =3, =0.7, =1, then: ; set up ,but It was determined to be a relevant resource.

[0055] The system filtered out all There are 15 repositories with a value ≥0.4. Output a list of the relevant repositories.

[0056] 3) Distance and priority calculation: The distance calculation module will calculate the coordinates of the location where the emergency occurred. =103.6187° =30.9475°) and coordinates of the emergency supplies reserve ( =103.6452°, =30.9583°) converted to radians: =103.6187×π / 180≈1.8085 rad.

[0057] =30.9475×π / 180≈0.5401 rad.

[0058] =103.6452×π / 180≈1.8124 rad.

[0059] =30.9583×π / 180≈0.5403 rad.

[0060] Substituting into the Haversine semi-versus formula, we get: rice.

[0061] The sorting module is based on Priority was calculated, and the core material in this warehouse was large-scale drainage equipment. ,but =0.7×(1 / 3200)+0.3×5≈1.50018; The system is set to... Arrange the 15 warehouses in descending order, and a certain emergency supplies reserve warehouse is ranked first.

[0062] 4) Simultaneous display of dual views: On the "Resource Scheduling" page of the app, the first responder saw an emergency supplies depot listed first in the resource list view. The information displayed included "Warehouse Name": Emergency Supplies Depot; supplies included 600 sets of protective equipment, 10 large pieces of equipment, and 1000 portions of food and water; the distance was 3.2 kilometers; and the expiration date, the name of the person in charge, and their contact information were also displayed. The target location on the map view was marked with a red dot, and the warehouse was marked with a dark red dot. (≈1.50018), located in the central area of ​​the map.

[0063] On the PC, staff at the command center can see a dual view synchronized with the APP on the "Global Resource Monitoring" page. They can view the distribution status and detailed information of all 15 warehouses and also receive batch dispatch instructions.

[0064] 6) Warehouse selection and function triggering: When a first responder clicks on a dark red marker for an emergency supplies depot in the map view of the app, a pop-up window displays key information. Clicking the "Navigation" button triggers the system to call the Gaode Map API and generate the optimal route from the target location to the warehouse.

[0065] Therefore, the present invention adopts the above-mentioned emergency resource visualization scheduling method and system based on spatial location association, which can accurately match emergency supplies and event scenarios, quickly locate the optimal warehouse, and greatly simplify the operation process with dual-view linkage and one-click interaction, significantly shorten the emergency response time, improve the efficiency and accuracy of resource scheduling, and provide efficient and reliable technical support for rescue of various emergencies.

[0066] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can still be made to the technical solutions of the present invention, and these modifications or equivalent substitutions cannot cause the modified technical solutions to deviate from the spirit and scope of the technical solutions of the present invention.

Claims

1. A method for visually scheduling emergency resources based on spatial location association, characterized in that, Includes the following steps: S1. Obtain the coordinates of the location where the emergency occurred; S2. From the resource space database, query the coordinates of materials and warehouses storing materials that are relevant to the current emergency scenario; S3. Calculate the spatial distance between each relevant material warehouse and the location of the emergency event; S4. Based on spatial distance and emergency material priority, the relevant material warehouses are comprehensively ranked; S5. Synchronously generate and display the resource list view and resource map view; S6. In response to the user's selection of a specific warehouse in the resource list view or resource map view, trigger the navigation function and direct communication function.

2. The emergency resource visualization and scheduling method based on spatial location association according to claim 1, characterized in that: In S1, the coordinates of the emergency location are obtained through GPS and BeiDou positioning systems. ,in The longitude of the location where the emergency occurred. The latitude of the location where the emergency occurred.

3. The emergency resource visualization and scheduling method based on spatial location association according to claim 2, characterized in that, In S2, the warehouse coordinates are defined as follows: ,in, For warehouse serial number, , This represents the total number of warehouses. Indicates the first The longitude of the warehouse For the first The latitude of the warehouse; By using preset matching rules between event types and material types, and combining this with a correlation coefficient, the correlation between materials and emergency events is determined. The correlation coefficient is calculated using the following formula: ； in, For the first The emergency weight of each type of material has a value range of [0.1, 1.0]. , This represents the total number of different types of supplies. Event type With respect to the type of supplies Matching Boolean values, =1 indicates a match. =0 indicates no match; when When this happens, the material is determined to be a relevant resource, among which, The preset correlation threshold has a value range of [0.3, 0.6].

4. The emergency resource visualization and scheduling method based on spatial location association according to claim 3, characterized in that, Event Type Including natural disasters, accidents, public health emergencies, and social security incidents; types of materials This includes medical supplies, protective equipment, food and water sources, large equipment, and emergency tools.

5. The emergency resource visualization and scheduling method based on spatial location association according to claim 4, characterized in that, In S3, the spatial distance between each relevant material warehouse and the location of the emergency event is calculated based on the Haversine semi-versus formula. The formula is as follows: ； in, The average radius of the Earth is used for calculation. , , , Convert angle values ​​to radians.

6. The emergency resource visualization and scheduling method based on spatial location association according to claim 5, characterized in that, In S4, the formula for calculating sort priority is as follows: ； in, Indicates the first The overall priority of each warehouse This is the distance weighting coefficient, with a value range of [0.6, 0.8]. This represents the priority weighting coefficient for materials, with a value range of [0.2, 0.4]. =1; Indicates the first The priority coefficient of core materials in each warehouse ranges from [1, 5].

7. The emergency resource visualization and scheduling method based on spatial location association according to claim 6, characterized in that, In S5, the resource list view is used to display resources by... The sorting results display warehouse name, material name, material type, material quantity, and spatial distance. Name and contact information of the person in charge; The resource map view is used to display the coordinates of emergency events marked on an electronic map. and coordinates of each warehouse The color saturation of the marker point and Positive correlation The larger the size, the higher the color saturation.

8. The emergency resource visualization and scheduling method based on spatial location association according to claim 7, characterized in that, In S6, the electronic map API is called to generate the optimal route from the location of the emergency to the selected warehouse, and the route distance is output. and estimated travel time Provide navigation functionality for users; Estimated travel time The calculation formula is: ； in, The average driving speed for the road segment is returned in real time by the electronic map API. The time delay is a fixed delay, with a value range of [1,5], including the preparation time for loading and unloading materials; Retrieve the preset communication information of the person in charge of the warehouse from the resource space database, and provide users with direct communication functions through one-click dialing or instant messaging.

9. An emergency resource visualization and dispatching system based on spatial location association, characterized in that, include: The target coordinate acquisition module is used to acquire the coordinates of the location where the emergency occurred; The resource query module is used to call the resource space database and filter relevant materials and corresponding warehouse coordinates based on the event type of the current emergency scenario using correlation coefficients. The distance calculation module is used to calculate the spatial distance between the warehouse and the location of the emergency based on the Haversine semi-versus formula; The sorting module is used to sort the relevant warehouses according to the comprehensive priority formula and output the sorted list of warehouses. The visualization module is used to simultaneously generate resource list views and resource map views; The interactive response module is used to respond to the user's warehouse selection operation, trigger navigation functions and direct communication functions; The navigation function outputs the optimal route information, and the communication function supports voice calls and text message transmission, with encrypted storage of communication information; The data update module is used to synchronize the inventory quantity, expiration date, and warehouse status information of emergency supplies in real time. The resource space database adopts a distributed storage architecture to store emergency supplies information, warehouse information, event-supply matching rules, and responsible person communication information. Data transmission is encrypted with SSL, and data storage is encrypted with AES-256.

10. An emergency resource visualization and dispatching system based on spatial location association according to claim 9, characterized in that, Emergency supplies information includes supplies ID, name, and type. Quantity, brand, model, specifications, production date, expiration date, and storage location; Warehouse information includes a unique warehouse ID, name, warehouse coordinates, detailed address, responsible person ID, contact number, and warehouse status; The event-resource matching rules include event type, resource type, matching Boolean value, and emergency weight of the resource; The contact information for the person in charge includes their ID, name, mobile phone number, office phone number, instant messaging account, and warehouse ID.

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