JP6937105B2 - Road abnormality response support device, road abnormality response support method, and program - Google Patents

Description

Embodiments of the present invention relate to a road abnormality response support device, a road abnormality response support method, and a program.

On high-standard roads, anomalies such as road damage, shoulder collapse, falling objects, dirt, broken down vehicles, reverse-way vehicles, bicycle intrusions, and pedestrian intrusions can occur. When a road user discovers an abnormality on a highway, the high-standard road center of the Ministry of Land, Infrastructure, Transport and Tourism receives a report from the road user by road emergency dial # 9910. The staff of the High Standard Road Center who received the report confirms the location and condition of the abnormality with the whistleblower. For example, anomalous locations are identified by road name, direction of travel, kilometer post, and surrounding facilities. The staff will grasp the location and type of the abnormality based on the content of the report from the whistleblower. In addition, staff will contact the relevant agencies corresponding to the location and type of the anomaly and request a response to the anomaly. For example, relevant agencies are road managers, police, fire departments, and maintenance forces. In addition, staff members provide information to road users via road information boards, tunnel information boards, and homepages.

As described above, the staff of the High Standard Road Center identifies the location and type of the anomaly based on the content of the report by the road user. In addition, staff will contact the relevant agencies corresponding to the location and type of the identified anomaly and request a response to the anomaly. For this reason, the accuracy of identifying the location and type of anomalies and determining the content of the response to the anomaly, and the speed from receiving the road emergency dial from the road user to deciding the content of the response are the proficiency levels of the staff's work. May depend on.

Japanese Unexamined Patent Publication No. 2013-139671 Japanese Unexamined Patent Publication No. 2000-242883

An object to be solved by the present invention is to provide a road abnormality response support device, a road abnormality response support method, and a program capable of supporting a more accurate and quick determination of the content of response to an abnormality on a road. ..

The road abnormality response support device of the embodiment has a text conversion unit, a keyword extraction unit, a database, an information acquisition unit, and an output unit . The text conversion unit converts the user's voice for reporting an abnormality on the road into text data. The keyword extraction unit extracts keywords from the text data. The database stores the keyword related to the position information indicating the position of the abnormality, the keyword related to the type information indicating the type of the abnormality, and the keyword related to the corresponding content information indicating the content corresponding to the abnormality in association with each other. The information acquisition unit, from the database, the location information corresponding to the keyword extracted by the keyword extracting unit acquires the category information, and the corresponding content information. The output unit outputs the position information and the type information acquired by the information acquisition unit, and outputs the corresponding content information indicating the information necessary for contacting the institution corresponding to the position information and the type information. do.

The block diagram which shows the structure related to the service which uses the road abnormality response support device of embodiment. The block diagram which shows the structure of the road abnormality response support device of an embodiment. The flowchart which shows the procedure of the processing by the road abnormality response support device of embodiment. The figure which shows the example of the correspondence relation with the conversation content of the road user and the staff of embodiment, and the information about an abnormality.

Hereinafter, the road abnormality response support device, the road abnormality response support method, and the program of the embodiment will be described with reference to the drawings.

FIG. 1 shows a configuration related to a service using the road abnormality response support device of the embodiment. As shown in FIG. 1, the user terminal 10, the high-standard road management center 20, the road manager 30, the maintenance team 31, the police 32, the fire department 33, the road information board 40, the tunnel information board 41, and the homepage 42 provide this service. Related to.

The user terminal 10 is a terminal possessed by the road user U1. When the road user U1 discovers an abnormality on the road, he / she uses the user terminal 10 to notify the high-standard road management center 20 by the road emergency dial # 9910. The road user U1 may make a report using a public telephone installed in a facility on or around the road. The user terminal 10 performs voice communication with the high-standard road management center 20 via the communication network NW.

At the high-standard road management center 20, the staff U2 receives a report from the road user U1. The high-standard road management center 20 has a road abnormality response support device 21. For example, the road abnormality response support device 21 is incorporated in the road management information system of the high-standard road management center 20. The contents of the calls made by the road user U1 and the staff U2 are automatically analyzed by the road abnormality response support device 21. The road abnormality response support device 21 identifies the position and type of the abnormality by analyzing the contents of the call, and provides the staff U2 with the contents of the response to the abnormality.

Employee U2 contacts related organizations such as road manager 30, maintenance force 31, police 32, and fire department 33 by telephone or fax based on the response provided by the road abnormality response support device 21. I do. In addition, the staff U2 uses the location and type of the abnormality by means of information providing means such as the road information board 40, the tunnel information board 41, and the homepage 42 based on the response contents provided by the road abnormality response support device 21. Notify the person.

FIG. 2 shows the configuration of the road abnormality response support device 21. As shown in FIG. 2, the road abnormality response support device 21 includes a voice acquisition unit 210, a text conversion unit 211, a keyword extraction unit 212, a road abnormality information storage unit 213, an information acquisition unit 214, an output unit 215, and an information input unit. It has 216.

The voice acquisition unit 210 acquires the user's voice emitted during voice communication. The user is at least one of the road user U1 and the staff U2. For example, the voice acquisition unit 210 acquires voice data received by the telephone device of the high-standard road management center 20 from the user terminal 10 and voice data transmitted by the telephone device of the high-standard road management center 20 to the user terminal 10. .. The user's voice may be stored in the storage unit, and the voice acquisition unit 210 may acquire the user's voice from the storage unit. The voice acquired by the voice acquisition unit 210 is output to the text conversion unit 211.

The text conversion unit 211 converts the voice acquired by the voice acquisition unit 210 into text data. The text data generated by the text conversion unit 211 is output to the keyword extraction unit 212. The keyword extraction unit 212 extracts keywords from text data. The keywords extracted by the keyword extraction unit 212 are output to the road abnormality information storage unit 213 and the information acquisition unit 214.

The road abnormality information storage unit 213 is a database. The road abnormality information storage unit 213 stores the position information indicating the position of the abnormality on the road and the type information indicating the type of the abnormality in association with a predetermined keyword. Further, the road abnormality information storage unit 213 stores the correspondence content information indicating the correspondence content for the abnormality in association with the position information and the type information.

In the road abnormality information storage unit 213, the position information is associated with keywords such as a road name, a traveling direction, a kilometer post, and surrounding facilities. For example, the type information indicates any one of road damage, shoulder collapse, falling objects, dirt, broken down vehicles, reverse-way vehicles, bicycle intrusions, and pedestrian intrusions. In the road abnormality information storage unit 213, the type information is associated with a keyword expressing the abnormality.

Correspondence information indicates contact with the agency corresponding to the location and type of anomaly. The agencies are road manager 30, maintenance force 31, police 32, and fire department 33. For example, the correspondence information includes the names and contacts of these institutions (eg, telephone numbers or fax numbers). In addition, the correspondence content information indicates a method of providing information to general road users corresponding to the position and type of the abnormality. For example, the information providing method includes display on the road information board 40 and tunnel information board 41, which are information display boards installed on the road, and display of information on the homepage 42 browsed by the road user. For example, the correspondence content information includes the positions of the road information board 40 and the tunnel information board 41, and the URL (Uniform Resource Locator) of the homepage 42. The correspondence content information may include the information of the message displayed on the road information board 40, the tunnel information board 41, and the homepage 42. A message corresponding to the type of abnormality is created in advance, and is stored in the road abnormality information storage unit 213 in association with the type information.

A well-known voice recognition technique may be applied to the text conversion unit 211, the keyword extraction unit 212, and the road abnormality information storage unit 213. For example, the text conversion unit 211, the keyword extraction unit 212, and the road abnormality information storage unit 213 may be provided by a voice recognition service such as RECAIUS (registered trademark). Further, the text conversion unit 211, the keyword extraction unit 212, and the road abnormality information storage unit 213 may be arranged in a device independent of the road abnormality response support device 21. For example, the text conversion unit 211, the keyword extraction unit 212, and the road abnormality information storage unit 213 may be realized by a so-called cloud service.

The information acquisition unit 214 acquires the position information, the type information, and the corresponding content information corresponding to the keywords extracted by the keyword extraction unit 212 from the road abnormality information storage unit 213. For example, the information acquisition unit 214 acquires the position information associated with the keyword related to the abnormal position or a keyword similar thereto extracted by the keyword extraction unit 212 from the road abnormality information storage unit 213. Further, the information acquisition unit 214 acquires the type information associated with the keyword related to the type of abnormality or a keyword similar thereto extracted by the keyword extraction unit 212 from the road abnormality information storage unit 213. In addition, the information acquisition unit 214 acquires the correspondence content information associated with the position information and the type information acquired from the road abnormality information storage unit 213 from the road abnormality information storage unit 213.

The output unit 215 outputs the position information, the type information, and the corresponding content information acquired by the information acquisition unit 214. For example, the output unit 215 is a display unit such as a liquid crystal display. When the output unit 215 is a display unit, the staff U2 contacts each institution or provides information to the road user based on the information displayed by the display unit. The output unit 215 may be a communication unit that transmits the information acquired by the information acquisition unit 214 to an external terminal. For example, the external terminal receives the information transmitted by the road abnormality response support device 21 and displays the information. Employee U2 may contact each institution or provide information to road users based on the information displayed by the external terminal.

The information input unit 216 inputs the abnormal position information and type information, and the corresponding content information. For example, the information input unit 216 is a device such as a keyboard capable of inputting text. The information input unit 216 may be a device capable of voice input. For example, a keyword based on the voice of a conversation between a staff member U2 who is proficient in business and a road user U1 is extracted by the keyword extraction unit 212, and the keyword is stored in the road abnormality information storage unit 213. The employee U2 inputs the abnormal position information and the type information recognized by himself / herself into the information input unit 216. In addition, the staff U2 inputs the correspondence content information determined by himself / herself into the information input unit 216. The position information, the type information, and the corresponding content information input to the information input unit 216 are stored in the road abnormality information storage unit 213 in association with the keywords extracted by the keyword extraction unit 212. By repeating the above operation, a database regarding abnormalities is constructed.

The road abnormality response support device 21 may read the program and execute the read program. That is, the function of the road abnormality response support device 21 may be realized by software. This program includes instructions that define the operations of the text conversion unit 211, the keyword extraction unit 212, and the information acquisition unit 214. The program may be provided by a "computer-readable recording medium" such as flash memory. Further, the above-mentioned program may be transmitted from a computer having a storage device or the like in which this program is stored to the road abnormality response support device 21 via a transmission medium or by a transmission wave in the transmission medium. A "transmission medium" for transmitting a program is a medium having a function of transmitting information, such as a network (communication network) such as the Internet or a communication line (communication line) such as a telephone line. Further, the above-mentioned program may realize a part of the above-mentioned functions. Further, the above-mentioned program may be a difference file (difference program) that can realize the above-mentioned functions in combination with a program already recorded in the computer.

FIG. 3 shows a processing procedure by the road abnormality response support device 21. The operation of the road abnormality response support device 21 will be described with reference to FIG.

When the high-standard road management center 20 is notified by the road emergency dial # 9910, the text conversion unit 211 converts the user's voice emitted during voice communication into text data (step S100).

After step S100, the keyword extraction unit 212 extracts the keyword from the text data generated by the text conversion unit 211 (step S105).

If the notification is not completed (step S110), the process in step S100 is performed. That is, the conversion from voice to text data and the extraction of keywords are repeated. When the report is completed (step S110), the information acquisition unit 214 acquires the position information, the type information, and the correspondence content information corresponding to the keyword extracted by the keyword extraction unit 212 from the road abnormality information storage unit 213 (step). S115).

After step S115, the output unit 215 outputs the position information, the type information, and the corresponding content information acquired by the information acquisition unit 214. For example, the output unit 215 displays this information on the screen (step S120).

For example, the output unit 215 displays abnormal position information and type information. As a result, the staff U2 can grasp the position and type of the abnormality. A geographic information system (GIS) may be used to display the location of anomalies on a map.

In addition, the output unit 215 displays a list of organizations such as the road manager 30, the maintenance force 31, the police 32, and the fire department 33 indicated by the response content information. For example, output unit 215 displays the names and contacts of these institutions. Employee U2 may request a response to an anomaly by notifying these agencies of the location and type of the anomaly. The output unit 215 may transmit the information acquired by the information acquisition unit 214 to the terminals of these institutions. As a result, these institutions can be automatically requested to respond to the abnormality.

Further, the output unit 215 displays a message instructing display on the road information board 40, the tunnel information board 41, and the homepage 42. The correspondence content information may include information indicating the positions of the road information board 40 and the tunnel information board 41 corresponding to the positions indicated by the position information acquired by the information acquisition unit 214. Further, the correspondence content information may include information corresponding to the type of abnormality indicated by the type information acquired by the information acquisition unit 214 and displayed on the road information board 40 and the tunnel information board 41. For example, the output unit 215 displays the positions of the road information board 40 and the tunnel information board 41 around the abnormal position and the displayed message based on the information. For example, this position is the position of the road information board 40 and the tunnel information board 41 which are within a predetermined distance in the direction opposite to the traveling direction in the lane in the traveling direction of the abnormal road.

The staff U2 can display on the road information board 40 and the tunnel information board 41 by inputting the information displayed by the output unit 215 by using the existing event input function. In the existing event input function, when an event such as an accident or construction occurs, the staff U2 inputs the position and content of the event. As a result, regulatory information such as slow-moving and closed roads is displayed on the appropriate road information board 40 and tunnel information board 41. When the road abnormality response support device 21 has a control function for displaying information on the road information board 40 and the tunnel information board 41, the information input unit 216 may have the above-mentioned event input function. That is, the information input unit 216 may accept the input of the abnormal position information and the display contents according to the type of the abnormality by the staff U2. When the position information and the display contents are input by the information input unit 216, the above control function causes the road information board 40 and the tunnel information board 41 corresponding to the input position information to display the input display contents.

If the information output by the output unit 215 is incorrect, the staff U2 may correct the information. For example, when the position or type of the abnormality output by the output unit 215 is incorrect, the staff U2 inputs the correct position or type of information by the information input unit 216. The abnormal position information or type information stored in the road abnormality information storage unit 213 associated with the keyword extracted by the keyword extraction unit 212 is corrected to the information input in the information input unit 216.

FIG. 4 shows an example of the correspondence between the conversation contents of the road user U1 and the staff U2 who are the whistleblowers and the information on the abnormality. An example in which information regarding an abnormality is specified will be described with reference to FIG.

The location of the anomaly is identified based on the statements M1 and M4 of the road user U1. The remark M1 includes the keywords "Kisei Line" and "upward direction", and the remark M4 includes the keywords "●● tunnel". Therefore, the information acquisition unit 214 acquires the information of the specific kilometer post in the upward direction of the Kisei Line corresponding to these keywords from the road abnormality information storage unit 213.

Based on the remarks M2 of the staff U2 and the remarks M3 of the road user U1, it can be seen that there is no need to contact the police and fire department. Therefore, the information of the institution acquired by the information acquisition unit 214 does not include the information of the police and the fire department.

The type of abnormality is specified based on the statement M5 of the road user U1. Since the remark M5 includes the keyword "blue sheet", it is specified that the abnormality is a falling object (blue sheet). Further, based on the statement M6 of the road user U1, it is specified that the falling object is not a cargo. Therefore, the information acquisition unit 214 acquires information on the falling object corresponding to the keyword from the road abnormality information storage unit 213.

Based on the remarks M4 and M5 of the road user U1, the information acquisition unit 214 receives information from the road abnormality information storage unit 213 of the maintenance team, which is an organization corresponding to the fallen object and includes the position of the fallen object in the jurisdiction range. get.

The information acquisition unit 214 acquires the position information of the specific road display board corresponding to the position of the abnormality specified as described above from the road abnormality information storage unit 213. In addition, the information acquisition unit 214 acquires a message corresponding to the type of abnormality specified as described above from the road abnormality information storage unit 213.

As described above, the location information, the type information, and the response content information regarding the abnormality are acquired based on the content of the report by the road emergency dial # 9910. Based on this information, the staff U2 can more accurately and quickly determine the content of the response to the abnormality on the road.

According to at least one embodiment described above, by having the text conversion unit 211, the keyword extraction unit 212, and the information acquisition unit 214, it is possible to support more accurate and quick determination of the contents of the response to the abnormality on the road. Can be done.

Although some embodiments of the present invention have been described, these embodiments are presented as examples and are not intended to limit the scope of the invention. These embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the gist of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, as well as in the scope of the invention described in the claims and the equivalent scope thereof.

10 ... user terminal, 20 ... high standard road management center, 21 ... road abnormality response support device, 30 ... road manager, 31 ... maintenance team, 32 ... police, 33・ ・ ・ Firefighting, 40 ・ ・ ・ Road information board, 41 ・ ・ ・ Tunnel information board, 42 ・ ・ ・ Homepage, 210 ・ ・ ・ Voice acquisition part, 211 ・ ・ ・ Text conversion part, 212 ・ ・ ・ Keyword extraction part , 213 ... Road abnormality information storage unit, 214 ... Information acquisition unit, 215 ... Output unit, 216 ... Information input unit

Claims (6)

A text conversion unit that converts the user's voice for reporting an abnormality on the road into text data,
A keyword extraction unit that extracts keywords from the text data,
And keywords related to the position information indicating the position of the abnormality, and keywords related to the type information indicating the type of the abnormality, and a database that associates and stores the keywords about the corresponding content information indicating the corresponding contents to the abnormality,
An information acquisition unit that acquires the position information, the type information, and the corresponding content information corresponding to the keyword extracted by the keyword extraction unit from the database.
An output unit that outputs the location information and the type information acquired by the information acquisition unit, and outputs the correspondence content information indicating the information necessary for contacting the institution corresponding to the location information and the type information.
Road abnormality response support device with. The road abnormality response support device according to claim 1, wherein the output unit displays the acquired position information on a map using map information. The road abnormality response support device according to claim 1 , wherein the output unit displays a list of the organizations indicated by the response content information. Wherein the output unit further according to claim 1 for outputting the display content for providing information corresponding to the type of the abnormal road users, information on the display position corresponding to the position of the abnormal Road abnormality response support device. A text conversion step that converts the user's voice for reporting an abnormality on the road into text data,
A keyword extraction step for extracting keywords from the text data, and
And keywords related to the position information indicating the position of the abnormality, and keywords related to the type information indicating the type of the abnormality, from a database that associates and stores the keywords about the corresponding content information indicating the corresponding contents to the abnormality, the keyword extraction step An information acquisition step for acquiring the position information, the type information, and the corresponding content information corresponding to the keyword extracted by
An output step that outputs the location information and the type information acquired in the information acquisition step, and outputs the correspondence content information indicating the information necessary for contacting the institution corresponding to the location information and the type information.
Road abnormality response support method. A text conversion step that converts the user's voice for reporting an abnormality on the road into text data,
A keyword extraction step for extracting keywords from the text data, and
And keywords related to the position information indicating the position of the abnormality, and keywords related to the type information indicating the type of the abnormality, from a database that associates and stores the keywords about the corresponding content information indicating the corresponding contents to the abnormality, the keyword extraction step An information acquisition step for acquiring the position information, the type information, and the corresponding content information corresponding to the keyword extracted by
An output step that outputs the location information and the type information acquired in the information acquisition step, and outputs the correspondence content information indicating the information necessary for contacting the institution corresponding to the location information and the type information.
A program that lets your computer run.

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