JP2007164439A - Information presentation device and method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an information presentation device and method for presenting information suitable for the status of a driver. <P>SOLUTION: A driving action collection part 201 acquires driving action information from a sensor group 10 or a map database 209, and stores it in a driving action storage part 202. A driving action characteristic calculation part 203 calculates the driving action characteristics of a driver by carrying out statistical processing to the stored driving action information, and stores it in a driving action characteristic storage part 204. A driving age decision part 205 compares the driving action characteristics and age-specific characteristics of the drivers stored in the driving action characteristic storage part 204 by referring to an age-specific characteristic storage part 206 for storing driving action characteristics corresponding to a plurality of age levels as age-specific characteristics, and decides an age level showing the most highly correlative age-specific characteristics as the age level of the driver. An output information changing part 207 controls information to be presented to an output part 220 according to the decided age level. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an information presentation apparatus and an information presentation method.

  In order to alert the driver of the vehicle when the distance between the vehicle traveling ahead and the vehicle traveling forward becomes shorter, the distance between the vehicle traveling ahead and the vehicle traveling forward is measured by an in-vehicle radar or camera. An inter-vehicle distance alarm system that issues an alarm when the inter-vehicle distance falls below a predetermined value, a doze driving detection system that issues an alarm when a driver's doze is detected by an in-vehicle camera, a surveillance camera disposed on the roadside, etc. There is provided a road surface warning system that detects a road surface state and issues a warning by displaying the situation on a bulletin board when the road surface state is dangerous.

  For example, Patent Document 1 discloses an information acquisition unit having a road surface condition detection unit, an inter-vehicle distance detection unit, a driver state detection unit, a heartbeat abnormality detection unit, and a personal characteristic input unit, and from each information, the urgency level, the driver A warning output control unit that changes the output information according to the consciousness level and age, and an alarm output unit, and an optimal alarm according to the urgency level, consciousness level, input age and personal characteristics (driving preference) An alarm system that can output is disclosed.

JP 2003-317197 A

  However, since the driving ability and cognitive ability of the driver change dynamically depending on the driving environment such as the weather, the psychological state during driving such as panic and anxiety, physical condition, etc. However, there is a situation that it is not possible to present information that accurately reflects driving ability, cognitive ability, and the like by directly inputting age and driving preference at the start of driving.

  The present invention has been made in view of the above circumstances, and an object thereof is to provide an information presentation apparatus and an information presentation method capable of presenting information adapted to a driver's condition.

  The present invention includes, firstly, a driving behavior acquisition unit that acquires driver detection information that is information in which at least one of a driver's motion and state is detected, and driving behavior storage that accumulates the acquired driver detection information. A driving behavior characteristic calculation unit that performs statistical processing on the accumulated driver detection information and calculates driving behavior characteristics, and an age that accumulates driving behavior characteristics corresponding to a plurality of age levels as age-specific characteristics Compare the calculated driving behavior characteristics with the age-specific characteristics with reference to the separate driving behavior characteristics storage section and the age-specific driving behavior characteristics storage section, and the age having the highest correlation with the calculated driving behavior characteristics Information including a driving age determination unit that determines an age level indicated by another characteristic as an age level of the driver, and an output information control unit that controls information to be presented to the outside according to the determined age level. In which presentation device is provided.

  With this configuration, it is possible to estimate the driving operation age reflecting the influence of the driving environment and the psychological state during driving from the driver detection information. Therefore, since the information presentation method can be controlled according to the estimated driving operation age, it is possible to present information adapted to the driver's condition. In addition, it is possible to omit the task of inputting the driving age when the driver starts driving.

  2ndly, this invention is an information presentation apparatus of the said 1st, Comprising: The said driving action acquisition part acquires the information regarding the driving operation by the said driver as said driver detection information.

  With this configuration, since the age level is estimated using the driver's characteristics related to the driving operation, information can be presented according to the driving ability of the driver.

  Thirdly, the present invention is the information presentation device according to the first or second aspect, in which the driving behavior acquisition unit indicates information indicating a visual field range during driving of the driver as the driver detection information. And at least one of information indicating a physiological state is acquired.

  With this configuration, since the age level is estimated using the driver's characteristics related to the driver's state, it is possible to present information according to the driver's state.

  Fourthly, the present invention is the information presentation device according to any one of the first to third aspects, wherein the driving action acquisition unit further indicates information indicating a traveling state of the vehicle and a traveling environment of the vehicle. Driving information including at least one of the information is acquired, the driving behavior accumulation unit accumulates the driver detection information and the driving information in association with each other, and the driving behavior characteristic calculation unit corresponds to a predetermined target behavior The travel information and the driver detection information are extracted, statistical processing is performed on the extracted driver detection information, and the age-specific driving behavior characteristic accumulation unit determines the driving behavior characteristics according to the target behavior as the age. The driving age determination unit is configured to determine the age level by comparing the driving behavior characteristics according to the target behavior and the age-specific characteristics.

  With this configuration, since the age level is estimated using the characteristics of the driver according to the predetermined target behavior, it is possible to estimate the age level with high accuracy and to present information adapted to the driver's condition. it can.

  Fifthly, the present invention provides the information presentation apparatus according to any one of the first to fourth aspects, wherein the output control unit controls at least one of voice, video, and vibration of the presented information. Is to do.

  With this configuration, it is possible to select an optimal information presentation method according to the estimated age level.

  Sixthly, the present invention provides the information presentation device according to any one of the first to fifth aspects, wherein the output control unit presents the determined age level of the driver as the presentation information. It is.

  With this configuration, the driver can objectively grasp the determined age level of his / her driving operation and his / her state.

  7thly, this invention acquires the driver detection information which is the information in which at least one of a driver | operator's operation | movement and a state was detected, The step which accumulate | stores the acquired said driver detection information in a driving action storage part A step of performing statistical processing on the accumulated driver detection information and calculating as driving behavior characteristics, and accumulation of driving behavior characteristics by age that accumulates driving behavior characteristics according to a plurality of age levels as characteristics by age The calculated driving behavior characteristics and the age-specific characteristics are compared, and the age level indicated by the age-specific characteristics having the highest correlation with the calculated driving behavior characteristics is determined as the age level of the driver. And an information presenting method including a step of controlling information to be presented to the outside according to the determined age level.

  By this method, it is possible to estimate the driving operation age reflecting the influence of the driving environment, the psychological state during driving, and the like from the driver detection information. Therefore, since the information presentation method can be controlled according to the estimated driving operation age, it is possible to present information adapted to the driver's condition. In addition, it is possible to omit the task of inputting the driving age when the driver starts driving.

  Eighthly, according to the present invention, there is provided an information presentation program for executing each step described in the seventh.

  With this program, it is possible to estimate the driving operation age reflecting the influence of the driving environment and the psychological state during driving from the driver detection information. Therefore, since the information presentation method can be controlled according to the estimated driving operation age, it is possible to present information adapted to the driver's condition. In addition, it is possible to omit the task of inputting the driving age when the driver starts driving.

  ADVANTAGE OF THE INVENTION According to this invention, the information presentation apparatus and the information presentation method which can perform the information presentation adapted to the driver | operator's state can be provided.

(First embodiment)
FIG. 1 is a block diagram showing the main configuration of the information presentation apparatus according to the first embodiment of the present invention. As shown in FIG. 1, the information presentation device 200 of the present embodiment is mounted on a device in which a person such as an automobile moves, estimates the driver's age level based on a detection signal from the sensor group 100, Information corresponding to the estimated age level is output to the output unit 220.

  The sensor group 100 includes a position sensor 101 that detects the travel position of the vehicle using GPS (Global Positioning System) or the like, a vehicle speed sensor 102 that detects the current vehicle speed of the vehicle, and an accelerator sensor that detects the amount of depression of the driver's accelerator. 103, a brake sensor 104 for detecting the amount of depression of the driver's brake, a steering angle sensor 105 for detecting a handle operation, a shift lever sensor 106 for detecting a shift lever operation, a side gear sensor 107 for detecting a side gear operation, a blinker A winker sensor 108 that detects an operation, a wiper sensor 109 that detects an operation of the wiper, and an imaging unit 110 that captures images of the front and rear of the vehicle.

  The position sensor 101 and the vehicle speed sensor 102 function as sensors that detect information indicating the traveling state of the host vehicle. The accelerator sensor 103, the brake sensor 104, the steering angle sensor 105, the shift lever sensor 106, the side gear sensor 107, the winker sensor 108, and the wiper sensor 109 function as sensors that detect information indicating the operation of the driver. In addition, the imaging unit 110 functions as a sensor that detects information indicating the traveling environment of the vehicle to be used for recognizing a color change of the traffic light.

  Thus, the sensor group 100 detects information indicating the driver's operation, information indicating the driving state, and information indicating the driving environment of the vehicle. Note that the sensor group 100 is not limited to the sensors described above, and includes a driver's operation, a driving state (acceleration sensor, etc.), a vehicle driving environment (a radar for measuring a distance from a preceding vehicle, etc.) ) As long as it can detect information indicating ().

  The information presentation device 200 includes a driving behavior collection unit 201, a driving behavior accumulation unit 202, a driving behavior characteristic calculation unit 203, a driving behavior characteristic accumulation unit 204, an age-specific characteristic accumulation unit 206, and a driving age determination unit 205. , An output information changing unit 207, a presentation information output unit 208, and a map database 209. In the information presentation device 200, the driving behavior collection unit 201, the driving behavior characteristic calculation unit 203, the driving age determination unit 205, the output information change unit 207, and the presentation information output unit 208 mainly include a processor that is operated by an information presentation program. Composed.

  The driving behavior collection unit 201 functions as an example of a driving behavior acquisition unit, and is output from the sensor group 100 and acquires driver detection information. The driving behavior accumulation unit 202 accumulates the driver detection information acquired by the driving behavior collection unit.

  The driving behavior characteristic calculation unit 203 performs statistical processing on the driver detection information accumulated in the driving behavior accumulation unit 202 and calculates the driving behavior characteristic. The driving behavior characteristic accumulation unit 204 accumulates the driving behavior characteristic calculated by the driving behavior characteristic calculation unit 203.

  Here, for example, the driving behavior characteristic calculation unit 203 creates a driving behavior characteristic in association with the target behavior of the driver and stores the driving behavior characteristic in the driving behavior characteristic storage unit 203. The target behavior of the driver is an action taken by the driver, such as right turn, straight ahead, left turn, pause, and start. In addition, the driving behavior characteristics of the target behavior include stopping at the intersection, starting from the stop, deceleration at the time of right turn, deceleration at the time of left turn, etc., and stepping on the accelerator operation from when the signal changes from red to blue Various characteristics such as reaction characteristics such as time to completion are included.

  The age-specific characteristic accumulating unit 206 functions as an example of an age-specific driving behavior characteristic accumulating unit, and average driving behavior characteristics for each of a plurality of age levels are accumulated in advance for each of a plurality of target actions, for example. The driving age determination unit 205 compares the driving behavior characteristic of the driver accumulated in the driving behavior characteristic accumulation unit 204 with the driving behavior characteristic for each age level accumulated in the age-specific characteristic accumulation unit 204, and The age level indicated by the age-specific characteristic having the highest correlation with the driving behavior characteristic is determined as the age level of the driver.

  The presentation information output unit 208 outputs information to be presented by the information presentation device 200 based on an externally input instruction or the like. The output information changing unit 207 functions as an example of the output information control unit, and according to the driving operation age determined by the driving age determination unit 205, audio and video in the information output from the presentation information output unit 208 The vibration or the like is changed and output to the output unit 220. Further, the output information changing unit 207 may output the determined age level to the output unit 220. The map database 209 stores map data.

  The output unit 220 includes, for example, a speaker, a display device, a vibrator, and the like, and outputs information output from the information presentation device 200 using voice, video, vibration, and the like.

  The operation of the information presentation apparatus 200 configured as described above will be described with reference to the flowcharts of FIGS. In the following description, when the information presentation device 200 calculates the driving behavior characteristics, the information from the accelerator sensor 103 and the brake sensor 104 is used as an example of the driver detection information, and the suspension time at the intersection is an example of the target behavior. The case of using will be described.

  FIG. 2 is a flowchart showing the procedure of the driving characteristic calculation process according to the first embodiment of the present invention. As shown in FIG. 2, the driving behavior collection unit 201 collects driver detection information from the sensor group 100 and information on roads, intersections, and the like that are read from the map database 209 (step S101). Is stored in the driving behavior storage unit 202 as driving behavior information (step S102). The driving behavior information is continuously collected and accumulated in the driving behavior accumulation unit 202 until it is determined that the driving behavior characteristic calculation timing.

  When the driving behavior information is collected for a predetermined time or a predetermined distance and determined to be the timing for calculating the driving behavior characteristics (step S103), the driving behavior characteristics calculation section 203 is selected from the driving behavior accumulation section 202 as an intersection. The driving behavior (change in the accelerator depression amount, change in the brake depression amount) when the temporary stop behavior is taken is extracted (step S104).

  Then, the driving behavior characteristic calculation unit 203 calculates the driving characteristics (accelerator operation characteristics, brake operation characteristics) at the time of suspension at the intersection by performing statistical processing such as averaging the extracted driving behaviors (step S105). ) And is accumulated in the driving behavior characteristic accumulating unit 204 (S106). Note that in step S104, the driving behavior characteristic calculation unit 203 extracts all pause behaviors accumulated at different intersections and different time zones, for example, accumulated up to the update timing.

  FIG. 4 is a conceptual diagram illustrating the driving characteristic calculation method according to the first embodiment of the present invention, and here, a conceptual diagram of driving characteristic calculation at the time of temporary stop is shown.

  FIG. 4A shows an example of driving behavior information extracted from the driving behavior accumulation unit 202, and shows a change in the accelerator depression amount at the time of a temporary stop near an intersection. The driving behavior information 301a, 301b, and 301c indicate changes in the accelerator depression amount in the vicinity of the intersection at different points or times.

  FIG. 4B shows an accelerator operation characteristic of the driver during a temporary stop, which is an example of the driving action characteristic calculated by the driving action characteristic calculation unit 203. The driving behavior characteristic calculation unit 203 performs a statistical process such as averaging the driving behavior information 301a to 301c illustrated in FIG.

  FIG. 4C shows the transition of the brake depression amount at the time of a temporary stop near the intersection, which is an example of the driving behavior information extracted from the driving behavior accumulation unit 202. The driving action information 303a, 303b, and 303c indicate transitions of the brake depression amount in the vicinity of the intersection at different points or time points.

  FIG. 4D shows the driver's brake operation characteristics in the temporary stop, which is an example of the driving action characteristics calculated by the driving action characteristic calculation unit 203. The driving behavior characteristic calculation unit 203 performs a statistical process such as averaging the driving behavior information 303a to 303c illustrated in FIG.

  4A to 4D, the horizontal axis represents the distance (0 m to 100 m) to the intersection at which the vehicle is temporarily stopped, but may be the time to the intersection (0 seconds to 10 seconds, etc.).

  In the above description, driving behaviors at intersections with different sizes are not distinguished, but it is also conceivable that driving behavior characteristics vary greatly depending on the size and shape of the intersections. Accordingly, in step S104, only driving behaviors at intersections where roads with a certain width or more (roads with a certain number of lanes) intersect are extracted or only driving behaviors at specific intersections are extracted. May be calculated.

  In addition, information on intersections such as the size of intersections (road width of intersecting roads) that can be acquired from the map database 209, the presence or absence of traffic lights, the presence or absence of right-turn lanes, and preceding vehicles in the vicinity of intersections that can be acquired from the sensor group 100 Even if you calculate the driving behavior characteristics after classifying them according to factors that may affect the driving behavior characteristics, such as information indicating the driving environment such as presence or absence, distance to the preceding vehicle, weather, traffic conditions such as time zone good.

  FIG. 3 is a flowchart showing a procedure of driving age determination processing according to the first embodiment of the present invention.

  In the age-specific characteristic accumulating unit 206, the driving behavior characteristics (accelerator operation characteristics, brake operation characteristics, etc.) that are statistically classified for each age level such as age or age (20, 30, 40, 50s,...) Accumulated for each target action.

  The driving age determination unit 205 determines the age closest to the driving behavior characteristic of the driver accumulated in the driving behavior characteristic accumulation unit 204 from the driving behavior characteristics for each age accumulated in the age-specific characteristic accumulation unit 206. (Step S201). Based on this determination, the driving age level of the driver is determined (step S202). Based on the determined driving age, for example, when it is determined that the person is an elderly person, the display information is changed in the output information changing unit 207, such as increasing the text of the warning information (step S203). Output to the user (step S204). In addition to changing the size of the characters, output may be performed using, for example, voice, video, vibration, or the like according to age.

  In addition, when the information to be presented output from the presentation information output unit 209 is warning information in step S204, the presentation types such as voice, video, vibration, etc. according to the driving age level, their intensity level, timing, It is possible to output by an optimum method by controlling the pattern and the like.

  Warning information includes warnings about driver status (sleeping, messy, tired, etc.), warnings about driver driving (hurry driving, impatience driving, staggered driving, sudden braking, sudden steering, etc.), warnings about collision risks ( This is information for notifying the driver of danger during driving, such as forward caution, pedestrian caution, and oncoming vehicle caution.

  Note that the above output content is an example, and any output content corresponding to the determined driving age may be used.

  FIG. 5 is a conceptual diagram for explaining the driving age determination method according to the first embodiment of the present invention. Here, the estimation of the driving age using the brake operation characteristic is shown. The age-specific characteristic storage unit 206 includes a driving behavior characteristic 401 indicating a braking characteristic at the time of stopping at an intersection in the 30s, a driving behavior characteristic 402 indicating a braking characteristic at the time of stopping at an intersection in the 40s, and an intersection in the 50s. A driving behavior characteristic 403 indicating a braking characteristic at the time of a temporary stop and a driving behavior characteristic 404 indicating a braking characteristic at the time of a temporary stop at an intersection in the 60s are stored.

  Then, the driving age determination unit 205 compares the driving behavior characteristics 401 to 404 classified by age with the driving behavior characteristics 302 of the driver, and the driving behavior characteristics 403 having the smallest error (the highest correlation value) are obtained. By determining the age (50s) to be shown, it is possible to determine the driving age of the driver or the age level such as the driving age.

  Although the brake operation characteristic is used in FIG. 5, it is possible to determine the driving age using the accelerator operation characteristic and other driving operation characteristics. By using a plurality of driving information characteristics, it is possible to determine the driving age with higher accuracy. May be performed.

  According to the first embodiment of the present invention, it is possible to estimate the driving age of the driver by using the driver detection information such as driving operation and the driving information, and the estimated driving operation. Since the information presentation method can be controlled according to the age, it is possible to present information adapted to the driver's condition.

(Second Embodiment)
FIG. 6 is a block diagram showing the main configuration of the information presentation apparatus according to the second embodiment of the present invention. In FIG. 6, the same reference numerals are used for the same parts as those in FIG.

  6, a sensor group 500 including a line-of-sight sensor 501, a pulse sensor 502, and a body temperature sensor 503 is provided in place of the sensor group 100 of FIG. The sensor group 500 detects a driver's state such as information indicating a visual field range during driving and a physiological state, and outputs the detected state to the driving behavior collecting unit 201 as the driver detection information. The sensor group 500 is not limited to the sensors described above, and may be any sensor that detects information indicating the state of the driver.

  About the information presentation apparatus comprised as mentioned above, the operation | movement is demonstrated using the flowchart of FIG.7 and FIG.8. Hereinafter, in the present embodiment, a case where information from the line-of-sight sensor 501 is collected as the driver state will be described.

  FIG. 7 is a flowchart showing a procedure of driving characteristic calculation processing according to the second embodiment of the present invention. As shown in FIG. 7, the driving behavior collection unit 201 collects the driver status from the driver status sensor group 500 (step S301) and accumulates it in the driving behavior accumulation unit 202 as the driving behavior information of the driver (step S302). ). The driving behavior information is continuously collected and accumulated in the driving behavior accumulation unit 202 until it is determined that the driving behavior characteristic calculation timing.

  When the driving behavior information is collected for a predetermined time or a predetermined distance and determined to be the timing of calculating the driving behavior characteristics (step S303), the driving behavior characteristics calculation section 203 looks out of the driving behavior accumulation section 202. The information acquired from the sensor 501 and accumulated is extracted.

  Then, the driving behavior characteristic calculation unit 203 calculates, as driving characteristics, an index (visual characteristics) indicating the width of the visual field during driving based on the movement history of the line of sight indicated by the extracted information (step S304). The behavior characteristics are accumulated in the behavior characteristic accumulation unit 204 (step S305).

  FIG. 8 is a flowchart showing a procedure of driving age determination processing in the second embodiment of the present invention.

  The age-specific characteristic storage unit 206 stores driving behavior characteristics (visual characteristics, heart rate characteristics, etc.) that are statistically classified for each age level such as age or age (20, 30, 40, 50s, etc.). ing.

  The driving age determination unit 205 selects the age closest to the driving behavior characteristic of the driver accumulated in the driving behavior characteristic accumulation unit 204 from the driving behavior characteristics for each age accumulated in the driving behavior characteristic accumulation unit 206 by age. Determination is made (step S401). Based on this determination, the driving age level of the driver is determined (step S402). Based on the determined driving age, for example, when it is determined that the person is an elderly person, the output information changing unit 207 changes the presentation information such as enlarging the character of the warning information (step S403). Output to the person (step S404).

  FIG. 9 is a conceptual diagram for explaining the driving age determination method according to the second embodiment of the present invention, and here shows the estimation of driving age using visual characteristics, that is, a range in which the line of sight moves during driving. is there. The age-specific characteristic storage unit 206 includes a driving behavior characteristic 601 indicating visual characteristics during driving in the thirties, a driving behavior characteristic 602 indicating visual characteristics during driving in the forties, and a driving characteristic indicating visual characteristics during driving in the fifties. A behavior characteristic 603 and a driving behavior characteristic 604 indicating visual characteristics during driving in the 60s are stored.

  Then, the driving age determination unit 205 compares the driving behavior characteristics 601 to 604 classified by age with the driving behavior characteristics 600 of the driver created in step S304, and has, for example, the smallest error (the area is closest). ) Etc., the age level such as the driving age of the driver or the driving age can be determined by determining the age (40s) indicated by the driving behavior characteristic 602 having a high correlation. Here, the visual field is taken as an example of the visual characteristic that changes according to the age, but other than the visual field may be used as long as it is an index indicating the visual characteristic that changes according to the age.

  Although visual characteristics are used in FIG. 9, it is possible to determine driving age using heart rate characteristics, body temperature characteristics, and other characteristics of the driver state. By using characteristics of a plurality of driver states, more accurate accuracy can be obtained. The driving age may be determined.

  Further, it has been clarified through experiments and the like that the driver's line-of-sight characteristic changes depending on the traveling speed (the visual range tends to be narrowed as the vehicle speed increases). Therefore, by using information from a sensor or the like that detects information indicating the running state as shown in FIG. 1, the line-of-sight characteristics are calculated after classification into low speed and high speed, and the driving age is estimated more accurately. You can go.

  According to the second embodiment of the present invention, it is possible to estimate the driving age of the driver by using information related to the driver's condition, and present information according to the estimated driving operation age. Since the method can be controlled, it is possible to present information adapted to the driver's condition.

  In the second embodiment, information indicating the driver's operation, the driving state, the driving environment of the vehicle, and the like from the sensor group 100 and the map database 209 are acquired, and the driver state characteristics (visual characteristics, etc.) are acquired. The determination accuracy may be improved by determining the driving age in consideration of the biological characteristics).

The block diagram which shows the main structures of the information presentation apparatus which concerns on the 1st Embodiment of this invention. The flowchart which shows the procedure of the driving characteristic calculation process which concerns on the 1st Embodiment of this invention. The flowchart which shows the procedure of the driving age determination process in the 1st Embodiment of this invention. The conceptual diagram explaining the driving characteristic calculation method which concerns on the 1st Embodiment of this invention. The conceptual diagram explaining the driving age determination method which concerns on the 1st Embodiment of this invention The block diagram which shows the main structures of the information presentation apparatus which concerns on the 2nd Embodiment of this invention. The flowchart which shows the procedure of the driving characteristic calculation process which concerns on the 2nd Embodiment of this invention. The flowchart which shows the procedure of the driving age determination process in the 2nd Embodiment of this invention. The conceptual diagram explaining the driving age determination method which concerns on the 2nd Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Sensor group 101 Position sensor 102 Vehicle speed sensor 103 Acceleration sensor 104 Brake sensor 105 Steering angle sensor 106 Shift lever sensor 107 Side gear sensor 108 Winker sensor 109 Wiper sensor 110 Imaging part 201 Driving action collection part 202 Driving action accumulation part 203 Calculation of driving action characteristic Unit 204 driving behavior characteristic accumulation unit 205 driving age determination unit 206 age-specific characteristic accumulation unit 207 output information change unit 208 presentation information output unit 209 map database 220 output unit 301 accelerator operation 302 accelerator operation characteristic 303 brake operation 304 brake operation characteristic 401 age Brake operation characteristics (30s)
402 Brake operation characteristics by generation (40s)
403 Brake operation characteristics by generation (50s)
404 Brake operation characteristics by generation (60s)
500 sensor groups 501 gaze sensor 502 pulse sensor 503 body temperature sensor 600 driver's visual characteristics 601 visual characteristics by age group (30's)
602 Visual characteristics by age (40s)
603 Visual characteristics by age (50s)
604 Visual characteristics by age (60s)

Claims (8)

A driving action acquisition unit that acquires driver detection information that is information in which at least one of the driver's movement and state is detected;
A driving behavior accumulating unit for accumulating the acquired driver detection information;
A driving behavior characteristic calculation unit that performs statistical processing on the accumulated driver detection information and calculates the driving behavior characteristic;
Age-specific driving behavior accumulation unit that accumulates driving behavior characteristics according to multiple age levels as age-specific characteristics;
Referring to the age-specific driving behavior characteristics accumulating unit, the calculated driving behavior characteristics and the age-specific characteristics are compared, and the age level indicated by the age-specific characteristics having the highest correlation with the calculated driving behavior characteristics, A driving age determination unit that determines the age level of the driver;
An information presentation device comprising: an output information control unit that controls information to be presented to the outside according to the determined age level. The information presentation device according to claim 1,
The said driving action acquisition part is an information presentation apparatus which acquires the information regarding the driving operation by the said driver as said driver detection information. The information presentation device according to claim 1 or 2,
The driving behavior acquisition unit is an information presentation device that acquires at least one of information indicating a visual field range during driving and information indicating a physiological state as the driver detection information. The information presentation device according to any one of claims 1 to 3,
The driving behavior acquisition unit further acquires driving information including at least one of information indicating a driving state of the vehicle and information indicating a driving environment of the vehicle,
The driving action accumulation unit accumulates the driver detection information and the driving information in association with each other,
The driving behavior characteristic calculation unit extracts the travel information and the driver detection information corresponding to a predetermined target behavior, performs statistical processing on the extracted driver detection information,
The age-specific driving behavior characteristic accumulation unit accumulates driving behavior characteristics according to the target behavior for each age level,
The driving age determination unit is an information presentation device that determines an age level by comparing driving behavior characteristics according to the target behavior and characteristics by age. The information presentation device according to any one of claims 1 to 4,
The output control unit is an information presentation device that controls at least one of voice, video, and vibration of the information to be presented. An information presentation device according to any one of claims 1 to 5,
The output control unit is an information presentation device that presents the determined age level of the driver as the presentation information. Obtaining driver detection information which is information in which at least one of the driver's movement and state is detected;
Accumulating the acquired driver detection information in a driving behavior accumulating unit;
Performing statistical processing on the accumulated driver detection information and calculating as driving behavior characteristics;
Refer to an age-specific driving behavior characteristic storage unit that accumulates driving behavior characteristics corresponding to a plurality of age levels as age-specific characteristics, compare the calculated driving behavior characteristics with the age-specific characteristics, and calculate the calculated Determining the age level indicated by the age-specific characteristics having the highest correlation with the driving behavior characteristics as the age level of the driver;
Controlling the information to be presented to the outside according to the determined age level.   The information presentation program which performs each step of Claim 7.

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