Information processing device
The information processing device addresses the challenge of detecting flood damage areas by using a control unit to analyze abnormal communication interruptions with vehicles, particularly at low altitudes, thereby enhancing the accuracy and timeliness of flood detection.
Patent Information
- Application Number
- JP2023188327
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2023-11-02
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2043-11-02
AI Technical Summary
Existing technologies lack an effective method to detect areas where flood damage occurs, particularly in real-time and with high accuracy.
An information processing device with a control unit that detects floods by analyzing abnormal communication interruptions with vehicles, specifically identifying areas where frequent communication disruptions occur at low altitudes, and outputs information on flood damage.
Enables the detection of flood damage areas in real-time, improving the accuracy of flood detection by differentiating between communication failures and submersion-related disruptions.
Smart Images

Figure 2025076629000001_ABST
Abstract
Description
[Technical field]
[0001] The present disclosure relates to an information processing device. [Background technology]
[0002] It is known that when it is detected that a vehicle is submerged in water, the power source of a communication terminal of the vehicle is switched from an on-board battery to a built-in battery of the communication terminal (for example, Patent Document 1). [Prior art documents] [Patent documents]
[0003] [Patent Document 1] Patent Publication No. 2022-158021 Summary of the Invention [Problem to be solved by the invention]
[0004] An object of the present disclosure is to detect areas where flood damage is occurring. [Means for solving the problem]
[0005] One aspect of the present disclosure is an information processing device having a control unit configured to perform the following: acquiring the occurrence of an abnormal interruption in communication with a vehicle and the location where the abnormal interruption in communication occurred; detecting that a flood has occurred within a first region in response to the abnormal interruption in communication occurring a predetermined number of times or more at a position lower than a predetermined altitude within the first region; and outputting information related to the flood in response to detecting that the flood has occurred within the first region.
[0006] Further, other aspects of the present disclosure are an information processing method in which a computer executes the processing in the above-mentioned information processing device, a program for causing a computer to execute this information processing method, and a storage medium that non-temporarily stores this program. Effect of the Invention
[0007] According to the present disclosure, it is possible to detect areas where flooding is occurring. [Brief description of the drawings]
[0008] [Figure 1] 1 is a diagram showing a schematic configuration of a system according to a first embodiment. [Diagram 2] 4 is an example of vehicle data. [Diagram 3] 4 is a flowchart showing a process in which the server according to the first embodiment detects the occurrence of flood damage. [Figure 4] 13 is a flowchart showing a process in which a server according to the second embodiment detects the occurrence of flood damage. [Diagram 5] 13 is a flowchart showing a process in which a server according to the third embodiment predicts the occurrence of flood damage. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0009] There is a demand to know the area where flood damage has occurred. Therefore, it is desirable to detect flood damage at a center, not just at individual vehicles. Therefore, in this disclosure, when a vehicle is submerged in water, an abnormal interruption in communication with the vehicle occurs, and the area where flood damage has occurred is identified.
[0010] The control unit acquires information about the occurrence of an abnormal interruption in communication with the vehicle and a location where the abnormal interruption in communication has occurred. The vehicle transmits information on the vehicle status and information on the communication status, for example, at predetermined time intervals. This transmission is performed even when the vehicle is parked. However, if the vehicle is submerged in water, the communication device of the vehicle breaks down, causing communication to be interrupted. Note that an abnormal interruption is when communication with the vehicle is interrupted despite the fact that communication was scheduled to be performed. Therefore, even if communication is interrupted due to some factor, if communication is subsequently resumed, it cannot be said that the vehicle is submerged, and therefore is not included in the abnormal interruption of the present disclosure. The location where the abnormal interruption occurred may be the location where communication was last performed. The location where the abnormal interruption occurred may be indicated by, for example, latitude, longitude, and altitude.
[0011] However, abnormal communication interruption may occur for reasons other than submersion of the vehicle. For example, abnormal communication interruption may occur due to a problem with a base station that is involved in communication with the vehicle. In response to the occurrence of abnormal communication interruption at a position lower than a predetermined altitude more than a predetermined number of times in the first region, the control unit detects that flooding has occurred in the first region. The first region is, for example, a region defined by administrative districts or regional meshes. Here, the lower the altitude at which the vehicle is located, the higher the possibility that the vehicle will be submerged. For example, even if flooding occurs, if the vehicle is parked at a high altitude such as a multi-story parking lot, the vehicle will not be submerged. Therefore, if abnormal communication interruption occurs frequently at a position lower than the predetermined altitude, it can be said that there is a high possibility that flooding has occurred. The predetermined altitude is an altitude at which vehicle communication will not be interrupted even if flooding occurs. In addition, the predetermined number of times corresponds to the number of vehicles that are expected to be submerged when flooding occurs. The predetermined altitude and the predetermined number of times may be set in consideration of an error, or may be set to different values depending on the region.
[0012] The control unit outputs information about the flood in response to detecting the occurrence of the flood in the first region. The output of the information may include a notification that the flood has occurred in the first region. The control unit may store the information about the flood in a storage unit so that the information can be output.
[0013] The control unit may detect the occurrence of flood damage in the first region in response to the number of occurrences of the abnormal interruption of communication at positions above the predetermined altitude being equal to or less than a second predetermined number of times in the first region. That is, the occurrence of flood damage may be detected on the condition that there are no frequent occurrences of abnormal interruptions of communication at positions above the predetermined altitude. The second predetermined number of times is, for example, the number of abnormal interruptions that may occur even when flood damage has not occurred. The second predetermined number of times may be 0.
[0014] The control unit may output the first region where the flooding has been detected in association with a map. For example, the control unit may display the first region where the flooding has occurred on a map. In this way, information about the region where the flooding has occurred can be output in quasi-real time.
[0015] The control unit may also predict a second region in which the flood will occur in the future based on the time transition of the first regions in which the occurrence of the flood has been detected. When flooding has occurred in a plurality of first regions, the control unit can detect the direction in which the first regions are expanding, and therefore can predict that future flooding will occur in regions located in the expanding direction.
[0016] The control unit may also notify a vehicle in the first area that has detected the occurrence of the flood, or a terminal of an owner of the vehicle in the first area, of the occurrence of the flood. In this way, users in the area where the flood is occurring can be notified, and thus it is possible to encourage the movement of the vehicle.
[0017] Hereinafter, embodiments of the present disclosure will be described with reference to the drawings. However, the present disclosure is not limited to the configurations of the embodiments. In addition, the following embodiments can be combined as much as possible.
[0018] First Embodiment FIG. 1 is a diagram showing a schematic configuration of a system 1 according to the first embodiment. The system 1 according to the present embodiment includes a vehicle 10 and a server 30. The vehicle 10 is a connected car having a communication function with an external network. The vehicle 10 includes an in-vehicle device 100. The in-vehicle device 100 is, for example, a DCM (Data Communication Module). There may be a plurality of vehicles 10.
[0019] The in-vehicle device 100 is a device that performs wireless communication with an external network. The in-vehicle device 100 is configured to be able to communicate via a cellular communication network. The cellular communication network is a communication network that utilizes a cellular network. When the in-vehicle device 100 detects an available cellular communication network, the in-vehicle device 100 attaches to the cellular communication network.
[0020] The server 30 communicates with the in-vehicle device 100 and collects various information from the vehicle 10. The information collected from the vehicle 10 includes, for example, location information, information about the operating state of the vehicle 10, and information about the communication state. The information about the operating state of the vehicle 10 is information indicating whether the vehicle 10 is in a power-on state (which may be referred to as IG-ON) or a power-off state (which may be referred to as IG-OFF). Power-on and power-off are switched every time the user presses the power switch. In addition, detection values of various sensors provided in the vehicle 10 are transmitted from the in-vehicle device 100 to the server 30. Note that even if the vehicle 10 is in a power-off state, the vehicle 10 and the server 30 periodically communicate with each other. The information about the communication state includes information about communication quality and radio wave strength.
[0021] The in-vehicle device 100 includes a control unit 101, a storage unit 102, a communication unit 103, a wireless communication unit 104, and a position information acquisition unit 105. The control unit 101 is a calculation unit that executes a predetermined program to realize various functions of the in-vehicle device 100. The control unit 101 may be realized by, for example, a CPU or the like.
[0022] The control unit 101 transmits vehicle data to the server 30 at a predetermined timing. FIG. 2 is an example of vehicle data. As shown in the figure, the vehicle data includes fields of a vehicle ID, date and time information, location information, and status. Note that, without being limited to this, for example, information on communication quality may be included in the vehicle data. The vehicle ID field stores an identifier that uniquely identifies the vehicle. The date and time information field stores the date and time when the vehicle data was generated. The location information field stores location information (for example, latitude, longitude, and altitude) acquired by the location information acquisition unit 105. The status field stores data on the operating state of the vehicle. The operating state of the vehicle is represented, for example, as power on or power off. In this embodiment, the vehicle data is transmitted to the server 30 regardless of whether the vehicle is in a power on state or a power off state. However, the frequency of transmitting vehicle data may be changed between the power on state and the power off state. For example, the frequency of transmitting vehicle data may be lower in the power off state than in the power on state. Also, the frequency of transmitting vehicle data may be changed depending on the period during which the power off state continues. For example, the longer the power-off state continues, the lower the frequency of transmitting the vehicle data.Furthermore, when the power-off state continues for a certain period of time, the transmission of the vehicle data may be stopped in order to suppress a decrease in the remaining battery power.
[0023] The storage unit 102 is a means for storing information, and is configured with a storage medium such as a RAM, a magnetic disk, or a flash memory. The storage unit 102 stores various programs executed by the control unit 101, data used by the programs, and the like. The communication unit 103 is a communication unit mounted on the vehicle. This is a communication interface that connects the device 100 to the bus of the in-vehicle network.
[0024] The wireless communication unit 104 includes an antenna and a communication module for performing wireless communication. The antenna is an antenna element for inputting and outputting wireless signals. In this embodiment, the antenna is suitable for mobile communication (e.g., mobile communication such as 3G, LTE, 5G, and 6G). The communication module is a module for performing mobile communication.
[0025] The location information acquisition unit 105 includes a GPS antenna and a positioning module for measuring location information. The GPS antenna is an antenna that receives a positioning signal transmitted from a positioning satellite (also called a GNSS satellite). The positioning module is a module that calculates location information based on the signal received by the GPS antenna.
[0026] The server 30 includes a control unit 31, a storage unit 32, and a communication unit 33. The control unit 31 is a calculation device that manages the control performed by the server 30. The control unit 31 can be realized by a calculation processing device such as a CPU. The control unit 31 executes a process of collecting vehicle data from a plurality of vehicles 10 (on-vehicle devices 100) and storing the collected vehicle data as vehicle data 321 in the storage unit 32 described later.
[0027] The storage unit 32 includes a main storage device and an auxiliary storage device. The main storage device is a memory in which the programs executed by the control unit 31 and data used by the control programs are expanded. The auxiliary storage device is a device in which the programs executed by the control unit 31 and data used by the control programs are stored.
[0028] The storage unit 32 also stores vehicle data 321 and map data 322. The vehicle data 321 is a collection of a plurality of vehicle data transmitted from the in-vehicle device 100. The vehicle data 321 stores the plurality of vehicle data described in FIG. 2. The map data 322 is a database in which data on topographical maps and data on road networks are stored. The map data 322 may also store data on features. The map data 322 may also include information on a hazard map showing locations where flood damage may occur. The map data 322 may be provided from an external server.
[0029] The communication unit 33 is a communication interface for connecting the server 30 to a network. The communication unit 33 includes, for example, a network interface board and a wireless communication interface for wireless communication.
[0030] 1 is an example, and all or part of the functions shown in the figure may be executed using a dedicated circuit. Also, programs may be stored or executed using a combination of a main memory device and an auxiliary memory device other than those shown in the figure.
[0031] The control unit 31 determines that an abnormal interruption has occurred when periodic communication with the vehicle 10 is interrupted. The occurrence of this abnormal interruption may be determined by analyzing a communication log, or may be determined by the fact that the vehicle data 321 is not updated. When an abnormal interruption of communication occurs, the control unit 31 specifies the location where the abnormal interruption has occurred. The control unit 31 extracts the location information last stored in the vehicle data 321, and specifies the location included in this location information as the location where the abnormal interruption of communication has occurred. Furthermore, the control unit 31 determines whether or not the location where the abnormal interruption of communication has occurred is lower than a predetermined altitude. The predetermined altitude is, for example, the lower limit of the altitude at which the vehicle 10 will not be submerged even if a flood occurs.
[0032] Then, the control unit 31 determines whether a flood is occurring in the same area when the number of times that an abnormal communication interruption has occurred at a position lower than a predetermined altitude in the same area is equal to or exceeds a predetermined number. The number of vehicles 10 in which abnormal communication interruption occurs at a position lower than the predetermined altitude may be the number within a predetermined time. The predetermined time is, for example, the time required for a predetermined number of abnormal interruptions to occur when flooding occurs in the same region, that is, the time required for a predetermined number of vehicles 10 to be submerged. The same region here corresponds to, for example, the same city, town, or village divided by administrative districts, or the same region divided by mesh. As another example, the same region may be an area within a predetermined radius centered on one vehicle 10 in which abnormal communication interruption occurs at a position lower than the predetermined altitude.
[0033] When the control unit 31 detects that a flood has occurred, it notifies, for example, an external device. For example, the control unit 31 may notify the vehicle 10 or a user terminal in the area where the control unit 31 detects that a flood has occurred that a flood has occurred. At this time, the control unit 31 may transmit the area where the flood has occurred in association with a map. For example, the control unit 31 may color the area where the flood has occurred on the map or surround the area where the flood has occurred with a line so that the area can be identified. As another example, the control unit 31 may notify the name of the city, town, or village in the area where the flood has occurred.
[0034] Fig. 3 is a flowchart of a process for detecting the occurrence of flood damage by the server 30 according to the first embodiment. The process shown in Fig. 3 is executed by the server 30 for each vehicle at predetermined time intervals.
[0035] In step S101, the control unit 31 acquires information on the communication state. For example, the control unit 31 acquires a communication log stored in the storage unit 32. As another example, the control unit 31 may acquire the vehicle data 321. In step S102, the control unit 31 determines whether or not an abnormal interruption has occurred. The control unit 31 determines that an abnormal interruption has occurred when the vehicle 10 has not transmitted vehicle data for a predetermined period of time. The control unit 31 determines whether or not an abnormal interruption has occurred by referring to the communication log or the vehicle data 321 and determining whether or not a predetermined period of time has elapsed since the date and time of the last communication. The predetermined period of time is longer than the time interval at which the vehicle 10 transmits the vehicle data 321. If the control unit 31 makes a positive determination in step S102, the process proceeds to step S103, and if the control unit 31 makes a negative determination, this routine ends.
[0036] In step S103, the control unit 31 refers to the vehicle data 321 and acquires the latest location information from the record corresponding to the vehicle 10. This location information includes information regarding latitude, longitude, and altitude. In step S104, the control unit 31 identifies the area in which the vehicle 10 is located based on the location information acquired in step S103. For example, the control unit 31 may identify the city, ward, town, or village in which the vehicle 10 is located based on the location information.
[0037] In step S105, the control unit 31 determines whether or not the altitude acquired in step S103 is less than a predetermined altitude. Therefore, in step S105, the control unit 31 determines whether or not the vehicle 10 is located at a location at an altitude where the vehicle 10 will be submerged in the event of a flood. If the altitude of the vehicle 10 is equal to or greater than the predetermined altitude, it can be determined that the vehicle 10 will not be submerged. If the control unit 31 makes a positive determination in step S105, the process proceeds to step S106, and if the control unit 31 makes a negative determination, this routine ends.
[0038] In step S106, the control unit 31 counts the number of times that an abnormal outage occurs in the area identified in step S105. For example, the control unit 31 counts the number of times that an abnormal outage occurs and the altitude is equal to or lower than a predetermined altitude in the same area within a predetermined time.
[0039] In step S107, the control unit 31 determines whether the number of occurrences of abnormal interruption counted in step S106 is equal to or greater than a predetermined number. If the control unit 31 makes an affirmative determination in step S107, the process proceeds to step S108, whereas if the control unit 31 makes a negative determination, this routine ends.
[0040] In step S108, the control unit 31 detects the occurrence of flood damage. In step S109, the control unit 31 identifies the vehicles 10 located in the area identified in step S105. The control unit 31 identifies all the vehicles 10 located in the area identified in step S105 by referring to the location information of the vehicle data 321. Then, in step S110, the control unit 31 notifies the vehicles 10 identified in step S109 of the occurrence of flood damage. This notification may include a command to display an image notifying the occurrence of flood damage on a display of the vehicle 10. This image may include a map showing the area where the flood damage occurred. As another example, the control unit 31 may notify the occurrence of flood damage to a terminal of a user. The terminal of the user may be linked to the vehicle 10 and registered in advance. As another example, the control unit 31 may notify a terminal managed by a public institution that the occurrence of flood damage has been detected. As another example, the control unit 31 may notify vehicles 10 located in areas adjacent to the area where flooding has occurred that flooding has occurred in the adjacent area. Information about the area where flooding has occurred may be stored in the storage unit 32, and the information may be sold to companies, etc.
[0041] As described above, according to this embodiment, the occurrence of flood damage can be detected based on the state of communication with the vehicle 10.
[0042] <Second embodiment> In the second embodiment, communication is performed with the vehicle 10 located at a high altitude, and when multiple abnormal interruptions occur in communication with the vehicle 10 located at a low altitude, the control unit 31 detects that flood damage has occurred. Note that a high altitude refers to a location at an altitude equal to or higher than the predetermined altitude described in step S105, and a low altitude refers to a location below the predetermined altitude. Here, even if flood damage occurs, if the vehicle 10 is parked at a high altitude such as a multi-story parking lot, it will avoid being submerged. On the other hand, if an abnormal interruption occurs in communication even though the vehicle 10 is located at a high altitude, it is considered that the abnormal interruption is not caused by the vehicle 10 being submerged, but is caused by, for example, a communication failure. Therefore, the control unit 31 detects that flood damage has occurred when the number of abnormal interruptions occurring at high altitudes is low or zero, and the number of abnormal interruptions occurring at low altitudes is high.
[0043] Fig. 4 is a flowchart of a process in which the server 30 according to the second embodiment detects the occurrence of flood damage. The process shown in Fig. 4 is executed by the server 30 for each vehicle at predetermined time intervals. In Fig. 4, steps in which the same processes as those in the routine shown in Fig. 3 are executed are given the same reference numerals and their explanations are omitted. In the routine shown in Fig. 4, if the control unit 31 makes a positive determination in step S105, the process proceeds to step S201, and if a negative determination is made, the process proceeds to step S202.
[0044] In step S201, the control unit 31 counts the number of times that abnormal interruptions in communication occur at low altitudes. When the processing of step S201 is completed, the processing proceeds to step S203. Meanwhile, in step S202, the control unit 31 counts the number of times that abnormal interruptions in communication occur at high altitudes. When the processing of step S202 is completed, this routine ends. In step S203, the control unit 31 determines whether or not the number of times that abnormal interruptions in low altitudes counted in step S201 occur within a predetermined time period is equal to or greater than a predetermined number, and the number of times that abnormal interruptions in high altitudes counted in step S202 are equal to or less than a second predetermined number. The predetermined number here is the same as the predetermined number in step S107. Moreover, the second predetermined number is the number of times that abnormal interruptions can occur even when, for example, no flood damage has occurred. The second predetermined number may be 0. Thus, in step S203, the control unit 31 However, it is determined whether or not abnormal communication interruptions occur frequently at low altitudes and at high altitudes. If the control unit 31 makes an affirmative determination in step S203, the process proceeds to step S108, and if the control unit 31 makes a negative determination, this routine ends.
[0045] As described above, according to this embodiment, since the occurrence of flood damage is detected when there are no frequent abnormal communication interruptions at high altitudes and there are frequent abnormal communication interruptions at low altitudes, it is possible to distinguish, for example, between an abnormal communication interruption caused by a communication failure and an abnormal communication interruption caused by flood damage, thereby improving the accuracy of detecting the occurrence of flood damage.
[0046] <Third embodiment> In the third embodiment, a region where flooding is predicted to occur in the future is predicted according to the occurrence of flooding. Here, when the region where flooding occurs spreads, flooding is detected in multiple regions. At this time, it is considered that the flooding spreads according to the order in which the multiple regions are detected. Therefore, the control unit 31 predicts that the flooding will spread further in the direction in which the flooding spreads. For example, the control unit 31 may sequentially connect the center points (which may be centroids) of the regions where flooding has occurred, and predict that the region on the extension line is the region where flooding will occur in the future. As another example, the control unit 31 may predict the region where flooding will occur in the future using a hazard map. For example, the control unit 31 may predict that flooding will occur in a region within a predetermined distance from the region where flooding has occurred and which is indicated by the hazard map as having a high possibility of flooding.
[0047] Fig. 5 is a flowchart of a process for predicting the occurrence of flood damage by the server 30 according to the third embodiment. The process shown in Fig. 5 is executed by the server 30 at predetermined time intervals.
[0048] In step S301, the control unit 31 determines whether or not the occurrence of flood damage has been detected. The control unit 31 determines whether or not the occurrence of flood damage has been detected in step S108 of the routine shown in FIG. 3 within a predetermined time. The predetermined time is set to the time required for the area where flood damage occurs to spread. For example, even if an area where flood damage occurred several days ago was detected, it is unlikely that the flood damage will spread now. Such flood damage that is unrelated to the flood damage currently occurring is ignored. On the other hand, if the detected flood damage is within a time period that can be determined to be continuing at the present time, there is a risk that the flood damage will spread to other areas. If the control unit 31 makes a positive determination in step S301, the process proceeds to step S302, and if the control unit 31 makes a negative determination, this routine ends.
[0049] In step S302, the control unit 31 predicts the area where flooding will occur. For example, when flooding occurs in multiple areas, it is considered that water flows from the area where the flooding was detected earlier to the area where the flooding was detected later. Therefore, it may be predicted that water will flow to the area on that extension line and cause flooding. In other words, it may be predicted that the area where flooding will occur will be predicted according to the time transition of the area where the flooding was detected. It may also be predicted that flooding will occur in areas around the area where flooding has occurred that are indicated on the hazard map as having the possibility of flooding.
[0050] In step S303, the control unit 31 identifies vehicles 10 located within the area predicted to be affected by flooding in step S302. The control unit 31 refers to the location information in the vehicle data 321 to identify all vehicles 10 located within the area predicted in step S302. Then, in step S304, the control unit 31 notifies the vehicles 10 identified in step S303 that there is a possibility of flooding. This notification may include a command to display an image notifying of the possibility of flooding on a display of the vehicle 10. As another example, the control unit 31 may notify the vehicle 10 of the possibility of flooding by displaying an image on the display of the vehicle 10. As another example, the control unit 31 may notify a terminal managed by a public institution of the possibility of flood occurrence.
[0051] As described above, according to this embodiment, it is possible to predict areas where flooding will occur.
[0052] <Other embodiments> The above embodiment is merely an example, and the present disclosure may be modified as appropriate within the scope of the present disclosure. The processes and means described in the present disclosure may be freely combined and implemented as long as no technical contradiction occurs. In addition, a process described as being performed by one device may be shared and executed by multiple devices. Alternatively, a process described as being performed by different devices may be executed by one device.
[0053] The present disclosure can also be realized by supplying a computer program implementing the functions described in the above embodiments to a computer, and having one or more processors of the computer read and execute the program. Such a computer program may be provided to the computer by a non-transitory computer-readable storage medium connectable to the system bus of the computer, or may be provided to the computer via a network. Non-transitory computer-readable storage media include, for example, any type of disk, such as a magnetic disk (floppy disk, hard disk drive (HDD), etc.), an optical disk (CD-ROM, DVD disk, Blu-ray disk, etc.), a read-only memory (ROM), a random access memory (RAM), an EPROM, an EEPROM, a magnetic card, a flash memory, an optical card, and any type of medium suitable for storing electronic instructions. [Explanation of symbols]
[0054] 1 System 10 Vehicles 30 Servers 31 Control Unit 32 Storage section 33 Communications Department
Claims
1. Acquiring occurrence of an abnormal interruption in communication with a vehicle and a location where the abnormal interruption in communication has occurred; Detecting the occurrence of flood damage in a first region in response to the abnormal interruption of communication occurring a predetermined number of times or more at a position lower than a predetermined altitude in the first region; outputting information about the flood damage in response to detecting the occurrence of the flood damage in the first region; An information processing device comprising a control unit configured to execute the above.
2. The control unit detects that the flood damage has occurred in the first region in response to a number of occurrences of the abnormal interruption of communication being equal to or less than a second predetermined number of occurrences at a position equal to or higher than the predetermined altitude in the first region. The information processing device according to claim 1 .
3. The control unit outputs the first region in which the occurrence of the flood is detected in association with a map. The information processing apparatus of claim 1 further configured to:
4. The control unit predicts a second region where the flood will occur in the future based on a time transition of the first regions where the flood has been detected. The information processing apparatus of claim 1 further configured to:
5. The control unit notifies a vehicle in the first area that has detected the occurrence of the flood damage, or a terminal of an owner of the vehicle in the first area, of the occurrence of the flood damage. The information processing apparatus of claim 1 further configured to:
Citation Information
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