WO2022142332A1 - 报警阈值调整方法及装置、电子设备和存储介质 - Google Patents
报警阈值调整方法及装置、电子设备和存储介质 Download PDFInfo
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- G—PHYSICS
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- G—PHYSICS
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- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
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Definitions
- the present disclosure relates to the technical field of intelligent driving, and in particular, to a method and device for adjusting an alarm threshold for driver behavior detection, an electronic device and a storage medium.
- the Driver Monitoring System can identify the driver's driving state through the images collected by the camera aimed at the driver's face. When it is recognized that the driver has dangerous behaviors such as distraction, fatigue, or making phone calls, drinking water, smoking, etc., real-time warnings can be issued to ensure the driver's safe driving.
- the present disclosure proposes a technical solution for adjusting an alarm threshold for driver behavior detection.
- a method for adjusting an alarm threshold for driver behavior detection including: receiving false alarm feedback information, where the false alarm feedback information is used to indicate that a false alarm occurs based on a first behavior detection result of the driver obtaining the first behavior detection result of the driver; and adjusting the alarm parameter threshold corresponding to the driver's first behavior detection result according to the false alarm feedback information.
- the adjusting the alarm parameter threshold of the behavior category corresponding to the driver's first behavior detection result according to the false alarm feedback information includes: in response to the false alarm feedback information, Sending out first prompt information, the first prompt information is used to prompt the user to adjust the alarm parameter threshold corresponding to the first behavior detection result of the driver; in response to receiving the alarm parameter threshold sent by the user according to the first prompt information The adjustment instruction adjusts the alarm parameter threshold corresponding to the first behavior detection result of the driver.
- the method further includes: determining a behavior category corresponding to the driver's first behavior detection result; adjusting an alarm parameter threshold corresponding to the driver's first behavior detection result , including: adjusting the alarm parameter threshold of the behavior category corresponding to the driver's first behavior detection result.
- the adjusting the alarm parameter threshold corresponding to the detection result of the first behavior of the driver includes: increasing or decreasing the detection result of the first behavior of the driver by a preset adjustment step size The alarm parameter threshold corresponding to the result.
- the method further includes: identifying the type of the false alarm, wherein the type of the false alarm includes at least one of the following: falsely alarming the first dangerous driving behavior as the For the second dangerous driving behavior, the behavior categories corresponding to the first dangerous driving behavior and the second dangerous driving behavior are different; an alarm is issued when the dangerous driving behavior does not occur.
- the method further includes: acquiring first video data that triggers the false alarm, where the first video data includes video data of the driver performing a preset behavior; The first video data is saved in the error alarm video library.
- the acquiring the first video data that triggers the false alarm includes: acquiring the first video data within a preset time period before receiving the false alarm feedback information ; or obtain the first video data submitted by the user before sending the false alarm feedback information.
- the method further includes: acquiring second video data, where the second video data includes the driver Execute the video data of the preset behavior; perform driving behavior detection based on the second video data and the adjusted alarm parameter threshold to obtain a second behavior detection result; In the case of alarm feedback information, the alarm parameter threshold corresponding to the second behavior detection result is adjusted.
- the method further includes: reading an alarm parameter threshold corresponding to at least one preset category of driving behaviors; and acquiring the first behavior detection result of the driver includes: determining the driving behavior The target preset category to which the driver's driving behavior belongs; the first behavior detection result of the driver is determined based on the alarm parameter threshold corresponding to the driving behavior of the target preset category.
- the adjusting the alarm parameter threshold corresponding to the first behavior detection result of the driver includes: adjusting the alarm parameter threshold corresponding to the driving behavior of the target preset category; the The method further includes: saving the adjusted alarm parameter threshold corresponding to the driving behavior of the target preset category.
- the preset categories of driving behaviors include at least one of the following: yawning behavior, eye closing behavior, and head deflection behavior; wherein, the alarm parameter corresponding to the yawning behavior
- the threshold includes at least one of a mouth opening amplitude threshold and a yawning duration threshold;
- the alarm parameter threshold corresponding to the eye closing behavior includes at least one of an eye closing amplitude threshold and an eye closing duration threshold;
- the The alarm parameter threshold corresponding to the head deflection behavior includes the head posture deflection angle threshold.
- an alarm threshold adjustment device for driver behavior detection including: a receiving module for receiving false alarm feedback information, where the false alarm feedback information is used to indicate a first behavior based on the driver An error alarm occurs in the detection result; an acquisition module is used to acquire the detection result of the first behavior of the driver; an adjustment module is used to adjust the alarm parameter corresponding to the detection result of the first behavior of the driver according to the feedback information of the false alarm threshold.
- the adjustment module is configured to send first prompt information in response to the false alarm feedback information, where the first prompt information is used to prompt the user to adjust the first prompt information of the driver.
- An alarm parameter threshold corresponding to the behavior detection result in response to receiving an alarm parameter threshold adjustment instruction sent by the user according to the first prompt information, the alarm parameter threshold corresponding to the driver's first behavior detection result is adjusted.
- the apparatus further includes: a determination module, configured to determine a behavior category corresponding to the first behavior detection result of the driver; the adjustment module, configured to adjust the driver's behavior The alarm parameter threshold of the behavior category corresponding to the first behavior detection result.
- the adjustment module is configured to increase or decrease the alarm parameter threshold corresponding to the detection result of the driver's first behavior by a preset adjustment step.
- the apparatus further includes: an identification module configured to identify the type of the false alarm, wherein the type of the false alarm includes at least one of the following: The false alarm is the second dangerous driving behavior, and the behavior categories corresponding to the first dangerous driving behavior and the second dangerous driving behavior are different; an alarm is issued when the dangerous driving behavior does not occur.
- an identification module configured to identify the type of the false alarm, wherein the type of the false alarm includes at least one of the following: The false alarm is the second dangerous driving behavior, and the behavior categories corresponding to the first dangerous driving behavior and the second dangerous driving behavior are different; an alarm is issued when the dangerous driving behavior does not occur.
- the method further includes: a saving module, configured to acquire first video data that triggers the error alarm, where the first video data includes video data of the driver performing a preset behavior;
- the first video data is stored in the error alarm video library.
- the saving module is configured to: obtain the first video data within a preset time period before receiving the false alarm feedback information; The first video data submitted before the false alarm feedback information.
- the adjustment module is further configured to acquire second video data after adjusting the alarm parameter threshold corresponding to the first behavior detection result of the driver, where the second video data includes video data of the driver performing the preset behavior; driving behavior detection based on the second video data and the adjusted alarm parameter threshold to obtain a second behavior detection result; after receiving the second behavior detection result In the case of false alarm feedback information, adjust the alarm parameter threshold corresponding to the second behavior detection result.
- it further includes: a reading module, configured to read the alarm parameter threshold corresponding to at least one preset category of driving behavior; the obtaining module, used to determine the driving behavior of the driver The target preset category to which the behavior belongs; the first behavior detection result of the driver is determined based on the alarm parameter threshold corresponding to the driving behavior of the target preset category.
- the adjustment module is configured to adjust the alarm parameter threshold corresponding to the driving behavior of the target preset category; the device further includes: a saving module, configured to save the adjusted The alarm parameter threshold corresponding to the driving behavior of the target preset category.
- the preset categories of driving behaviors include at least one of the following: yawning behavior, eye closing behavior, and head deflection behavior; wherein, the alarm parameter corresponding to the yawning behavior
- the threshold includes at least one of a mouth opening amplitude threshold and a yawning duration threshold;
- the alarm parameter threshold corresponding to the eye closing behavior includes at least one of an eye closing amplitude threshold and an eye closing duration threshold;
- the The alarm parameter threshold corresponding to the head deflection behavior includes the head posture deflection angle threshold.
- an electronic device comprising: a processor; a memory for storing instructions executable by the processor; wherein the processor is configured to invoke the instructions stored in the memory to execute the above method.
- a computer-readable storage medium having computer program instructions stored thereon, the computer program instructions implementing the above method when executed by a processor.
- a computer program comprising computer readable code, when the computer readable code is executed in an electronic device, a processor in the electronic device executes the above method.
- false alarm feedback information may be received, and the false alarm feedback information may be used to indicate that a false alarm occurs based on the detection result of the driver's first behavior, and then the detection result of the driver's first behavior is acquired, and based on the false alarm
- the alarm feedback information is used to adjust the alarm parameter threshold corresponding to the detection result of the driver's first behavior. In this way, by adjusting the alarm parameter thresholds, the detection accuracy of driving behavior can be improved, the occurrence of false alarms can be reduced, and the driver's driving experience can be improved.
- FIG. 1 shows a flowchart of a method for adjusting an alarm threshold for driver behavior detection according to an embodiment of the present disclosure.
- FIG. 2 shows a flowchart of an example of a method for adjusting an alarm threshold for driver behavior detection according to an embodiment of the present disclosure.
- FIG. 3 shows a block diagram of an alarm threshold adjustment apparatus for driver behavior detection according to an embodiment of the present disclosure.
- FIG. 4 shows a block diagram of an example of an electronic device according to an embodiment of the present disclosure.
- FIG. 5 shows a block diagram of an example of an electronic device according to an embodiment of the present disclosure.
- the alarm threshold adjustment solution for driver behavior detection can be applied to scenarios such as DMS systems, automatic driving or assisted driving systems, urban traffic, and traffic travel.
- the driver's laughing behavior is falsely alarmed as yawning fatigue behavior
- the driver can press the false alarm button
- the DMS system can raise the alarm parameter threshold of yawning behavior to classify the laughing behavior as normal.
- Driving behavior which can improve the false alarm of the DMS system and enhance the driver's driving experience.
- the adjusted alarm parameter thresholds and video data may also be saved locally or in the cloud to facilitate subsequent reuse and comparison.
- the method for adjusting the alarm threshold for driver behavior detection may be executed by a terminal device, a server, or other types of electronic devices, where the terminal device may be a user equipment (User Equipment, UE), a mobile device, a user terminal, Terminals, cellular phones, cordless phones, personal digital assistants (Personal Digital Assistant, PDA), handheld devices, computing devices, in-vehicle devices, wearable devices, etc.
- the method for adjusting the warning threshold for driver behavior detection may be implemented by the processor calling computer-readable instructions stored in the memory. Alternatively, the method may be performed by a server.
- FIG. 1 shows a flowchart of a method for adjusting an alarm threshold for driver behavior detection according to an embodiment of the present disclosure. As shown in FIG. 1 , the method for adjusting an alarm threshold for driver behavior detection includes:
- Step S11 receiving false alarm feedback information.
- the electronic device may receive false alarm feedback information, and the false alarm feedback information may be used to indicate that a false alarm occurs based on the detection result of the driver's first behavior.
- the first video data collected for the driver may be acquired, and the driving behavior of the driver is detected based on the first video data to obtain the first behavior detection result.
- the first behavior detection result may include information such as the behavior category of the driving behavior, behavior parameters, and whether it is a dangerous driving behavior. Dangerous driving behaviors may be some behaviors performed by the driver during driving that affect driving safety. For example, yawning behaviors, eye closing behaviors, and the like may all be considered dangerous driving behaviors. In the case that the first behavior detection result is a dangerous driving behavior, an alarm may be issued.
- the user can feedback the false alarm to the electronic device by performing a preset operation, for example, by pressing the predicted operation of the false alarm button to the electronic device Feedback the error alarm.
- the user can also feed back the error alarm to the electronic device by means of preset voice or preset gesture.
- the present disclosure does not limit the specific triggering method of the false alarm feedback information.
- the type of the false alarm can also be identified.
- the false alarm feedback information can carry the type of identifying the false alarm, and the type of the false alarm can be identified according to the false alarm feedback information.
- the type of error alarm can be pre-defined according to specific conditions such as alarm content error and alarm time error.
- the types of false alarms may include at least one of the following: falsely alarming the first dangerous driving behavior as the second dangerous driving behavior, and the behavior categories corresponding to the first dangerous driving behavior and the second dangerous driving behavior are different. Sounds the alarm when no dangerous driving behavior has occurred. For example, the behavior of closing eyes (the first dangerous driving behavior) is falsely reported as yawning behavior (the second dangerous driving behavior).
- an alarm is issued under the condition that the driver's normal driving is to be issued (ie, an alarm is issued under the condition that no dangerous driving behavior has occurred).
- Dangerous driving behaviors include, but are not limited to, one or more of closing eyes, yawning, smoking, drinking, and making phone calls.
- Step S12 acquiring the first behavior detection result of the driver.
- the first behavior detection result of the driver after receiving the false alarm feedback information, the first behavior detection result of the driver may be obtained.
- the occurrence of false alarms can be determined according to the reception time of the false alarm feedback information, for example, the latest alarm issued before the reception time of the false alarm feedback information can be determined as the false alarm that has occurred.
- the first behavior detection result of the driver who triggered the false alarm can be obtained according to the false alarm.
- the first behavior detection result may be obtained by behavior detection based on the video data of the driver before the false alarm is issued.
- the dangerous driving behavior alarm may carry the behavior detection result of the dangerous driving behavior.
- the driver's first information may be extracted from the false alarm feedback information.
- a behavioral detection result After it is detected that the driver has a crisis driving behavior, the driver's behavior detection result and the alarm can be recorded. Correspondingly, after the false alarm that triggers the false alarm feedback information is determined, the saved record Obtain the first behavior detection result recorded with the false alarm.
- Step S13 according to the false alarm feedback information, adjust the alarm parameter threshold corresponding to the detection result of the driver's first behavior.
- the dangerous driving behavior may correspond to one or more alarm parameter thresholds.
- the behavior parameters can be used to characterize driving behavior parameters.
- the behavior parameters of yawning behavior can include at least one of mouth opening and yawning duration
- the behavior parameters of eye closing behavior can include eye closing amplitude and At least one of the eye closure duration and the behavior parameter of the head deflection behavior may include a head posture deflection angle.
- the false alarm feedback information indicates that a false alarm occurs based on the detection result of the first behavior
- the mouth opening may be a ratio of the height and width of the mouth.
- the yawn duration may be the duration of the mouth opening range reaching a threshold of the mouth opening range.
- the eye closure range may be the ratio of the height and width of the eye.
- the eye closure duration may be a cumulative duration in which the eye closure amplitude is less than the threshold of the eye closure amplitude in a statistical period.
- the head attitude yaw angle may include at least one of a yaw angle, a pitch angle, and a roll angle roll.
- first prompt information is sent, where the first prompt information is used to prompt the user to adjust the alarm parameter threshold corresponding to the driver's first behavior detection result.
- the display manner of the first prompt information may include various forms such as voice prompt and interface display.
- the electronic device may prompt in the form of a voice prompt for adjusting the alarm parameter threshold corresponding to the first behavior detection result, or the electronic device may pop up the first prompt message through the interface, or directly on the interface
- the setting page of the alarm parameter threshold is displayed on the screen. The user can adjust the alarm parameter threshold corresponding to the first behavior detection result according to the first prompt information.
- the user can send an alarm parameter threshold adjustment instruction to the electronic device through voice, or can manually modify the first behavior on the setting page of the interface.
- an alarm parameter threshold value adjustment instruction is sent to the electronic device.
- the electronic device adjusts the alarm parameter threshold corresponding to the detection result of the driver's first behavior.
- the alarm parameter threshold corresponding to the first behavior detection result can be adjusted according to the user's requirement, so as to satisfy the user's requirement for flexible setting of the alarm parameter threshold.
- the user and the driver can be the same, so that in the event of a false alarm, the driver can adjust the alarm parameter threshold in time.
- the user and the driver may also be different.
- the user may be a user who has the authority to adjust the alarm parameter thresholds, so that the driver can adjust the alarm parameter thresholds in time without modifying the alarm parameter thresholds, thereby improving driving safety. .
- the behavior category corresponding to the driver's first behavior detection result can also be determined, and in the case of adjusting the alarm parameter threshold corresponding to the driver's first behavior detection result, the driver's first behavior detection result can be adjusted.
- the alarm parameter threshold of the behavior category corresponding to the behavior detection result can be adjusted.
- the driving behavior of the driver may include multiple behavior categories, and the electronic device may issue an alarm for the driving behavior of the preset category, and the driving behavior of the preset category may be dangerous driving behavior.
- the corresponding alarm parameter thresholds may also be different. Therefore, when the above false alarm feedback information is received, the behavior category corresponding to the driver's first behavior detection result can be determined first, and then the alarm parameter threshold of the behavior category corresponding to the driver's first detection result can be adjusted for adjustment. In this way, the automatic adjustment of the alarm parameter threshold can be realized, and the alarm parameter threshold of a specific behavior category can be adjusted in a targeted manner, thereby improving the accuracy of the adjustment of the alarm parameter threshold.
- the preset categories of driving behaviors include at least one of the following: yawning behaviors, eye closing behaviors, and head deflection behaviors.
- the alarm parameter threshold corresponding to the yawning behavior includes at least one of a mouth opening amplitude threshold and a yawning duration threshold.
- the alarm parameter threshold corresponding to the eye closing behavior includes at least one of an eye closing amplitude threshold and an eye closing duration threshold.
- the alarm parameter threshold corresponding to the head deflection behavior includes the head posture deflection angle threshold.
- the alarm parameter threshold corresponding to the detection result of the driver's first behavior when adjusting the alarm parameter threshold corresponding to the detection result of the driver's first behavior, may be increased or decreased with a preset adjustment step size .
- the preset adjustment step size may be set according to an actual application scenario, which is not limited in the present disclosure.
- corresponding adjustment steps may be set for the alarm parameter thresholds of each behavior category.
- the adjustment step size of the mouth opening amplitude threshold can be set to 0.1, 0.2 and other values.
- the adjustment step size of the yawn duration threshold can be set to values such as 0.5s, 1s, etc.
- the adjustment range of the alarm parameter threshold can be kept within a reasonable range, and the adjusted alarm parameter threshold will not be too high. Too large or too small to achieve precise adjustment.
- the embodiments of the present disclosure can adjust the alarm parameter thresholds corresponding to the driving behavior when a false alarm occurs in the driving behavior, thereby reducing the occurrence of false alarms.
- the first video data that triggers the false alarm can also be obtained. For example, according to the alarm time of the false alarm, the video data within the preset time period where the alarm time of the false alarm is located can be intercepted.
- the video data is used as the first video data, for example, the video data of 10s before and after the alarm time is intercepted as the first video data, and the first video data includes the video data of the driver performing the preset behavior, and then the first video data is saved to the false alarm video library middle.
- the first video data within a preset time period before the false alarm feedback information is received may be acquired.
- the first video data submitted by the user before sending the false alarm feedback information can be obtained.
- the user selects a video clip in the video recording as the trigger when reviewing the video recording information that triggers the alarm.
- the first video data of the false alarm is uploaded, and the video data of the driver when the false alarm occurs can be more accurately located by acquiring the data selected to be uploaded by the user.
- the first video data that triggers an error alarm can be saved, which can be used for subsequent error alarm analysis or secondary verification of the alarm result.
- the error alarm video library may be in a local storage device, and in some implementations, the error alarm video library may also be in a cloud server, which is not limited in the present disclosure.
- the preset behavior can be any behavior performed by the driver.
- second video data may be acquired, and the second video data may include video data of the driver performing the above-mentioned preset behavior, that is, in After adjusting the alarm parameter threshold corresponding to the detection result of the driver's first behavior, the driver can repeat the above preset behavior, and the electronic device can obtain second video data of the driver repeatedly performing the above preset behavior.
- driving behavior detection may be performed to obtain a second behavior detection result.
- the second behavior detection result may include information such as the behavior category of the driving behavior, the behavior parameters, and whether it is a dangerous driving behavior.
- the second behavior detection result is a dangerous driving behavior
- an alarm may be issued.
- the alarm issued is still a false alarm, so that the detection result of the second behavior can be further adjusted.
- the corresponding alarm parameter threshold until the driver does the same preset behavior again and no longer sends out a false alarm. In this way, the alarm parameter thresholds can be continuously adjusted to meet user needs.
- step S11 false positive feedback information may be received.
- the alarm parameter threshold corresponding to at least one preset category of driving behaviors may also be read.
- the alarm parameter threshold corresponding to at least one preset category of driving behavior may be read in the local storage device, and the alarm parameter threshold corresponding to at least one preset category of driving behavior may be saved in the local storage device after the last adjustment .
- the alarm parameter threshold corresponding to at least one preset category of driving behavior can also be read from the threshold configuration information sent by the cloud server, and the electronic device can upload the face image collected for the driver's face to the cloud server, and the cloud server can Identify the driver's face image, search for the alarm parameter threshold corresponding to at least one preset category of driving behavior of the driver according to the identification result, and then carry the alarm parameter threshold corresponding to at least one preset category of driving behavior with The threshold configuration information is sent to the electronic device.
- the target preset category to which the driver's driving behavior belongs can be determined first, and then the driver's first behavior can be determined based on the alarm parameter threshold corresponding to the driving behavior of the target preset category.
- Behavioral test results For example, a driving behavior recognition algorithm, a trained driver behavior detection neural network, etc. can be used to detect the driver's driving behavior according to the first video data, determine the target preset category to which the driver's driving behavior belongs, and then The behavior parameter of the driver's driving behavior is compared with the alarm parameter threshold corresponding to the driving behavior of the target preset category to determine whether the driver's driving behavior is a dangerous driving behavior, and a first behavior detection result is obtained. In this way, in the case of receiving false alarm feedback information, the alarm parameter threshold corresponding to the driving behavior of at least one preset category previously adjusted can be read, so as to realize the personalized configuration of the alarm parameter threshold.
- the alarm parameter threshold corresponding to the driving behavior of the target preset category may be further adjusted, and then the adjusted alarm parameter threshold corresponding to the driving behavior of the target preset category is saved.
- the adjusted alarm parameter threshold corresponding to the driving behavior of the target preset category can be saved in the local storage device, or the adjusted alarm parameter threshold corresponding to the driving behavior of the target preset category can be uploaded to the cloud server to For the next occurrence of a false alarm of the driving behavior of the target preset category, the saved alarm parameter threshold can be called to reduce the recurrence of false alarms.
- the alarm parameter threshold adjustment mechanism can realize the correction and recording of the alarm parameter threshold when a false alarm occurs, thereby reducing the occurrence of false alarms.
- the video data that triggers the error alarm can also be saved to facilitate subsequent further optimization and reduce the time and cost and effort of developers to collect training data.
- FIG. 2 shows a flowchart of an example of a method for adjusting an alarm threshold for driver behavior detection according to an embodiment of the present disclosure.
- DMS cameras can be installed in one or more areas of the vehicle, such as the A-pillar, instrument panel, and center console, so as to ensure that the camera can accurately identify the driver's face information and driving behavior, and will not be blocked by steering wheels and other obstacles. occlusion and reflections.
- S22 Perform driving behavior detection on the first video data to obtain a first behavior detection result of the driver, where the first behavior detection result is a dangerous driving behavior of yawning, and an alarm is issued.
- S23 Receive false alarm feedback information for indicating that a false alarm occurs in the first behavior detection result.
- S27 Determine whether an error alarm occurs in the detection result of the second behavior of the second video data. If an error alarm occurs with respect to the second behavior detection result of the second video data, return to S25; otherwise, execute S28.
- the adjusted alarm parameter threshold can be saved in the cache. If the same false alarm still occurs based on the adjusted alarm parameter threshold, it can be Continue to adjust based on the alarm parameter threshold.
- the above-mentioned process of adjusting the alarm parameter threshold is repeated until the alarm is no longer issued for the same type of driver behavior, and then the adjusted alarm parameter threshold is persistently stored in the memory.
- the present disclosure also provides an alarm threshold adjustment device for driver behavior detection, an electronic device, a computer-readable storage medium, and a program, all of which can be used to implement any of the driver behavior detection alarm threshold adjustment methods provided by the present disclosure, Corresponding technical solutions and descriptions, and refer to the corresponding records in the method section, will not be repeated.
- FIG. 3 shows a block diagram of an alarm threshold adjustment device for driver behavior detection according to an embodiment of the present disclosure. As shown in FIG. 3 , the device includes:
- the receiving module 31 is used for receiving false alarm feedback information, and the false alarm feedback information is used to indicate that a false alarm occurs based on the first behavior detection result of the driver;
- an acquisition module 32 for acquiring the first behavior detection result of the driver
- the adjustment module 33 is configured to adjust the alarm parameter threshold corresponding to the detection result of the driver's first behavior according to the false alarm feedback information.
- the adjustment module 33 is configured to send first prompt information in response to the false alarm feedback information, where the first prompt information is used to prompt the user to adjust the first behavior detection result of the driver The corresponding alarm parameter threshold; in response to receiving the alarm parameter threshold adjustment instruction sent by the user according to the first prompt information, the alarm parameter threshold corresponding to the first behavior detection result of the driver is adjusted.
- the device further includes: a determining module for determining a behavior category corresponding to the driver's first behavior detection result; the adjusting module for adjusting the driver's first behavior detection result The alarm parameter threshold for the corresponding behavior category.
- the adjustment module 33 is configured to increase or decrease the alarm parameter threshold corresponding to the detection result of the driver's first behavior by a preset adjustment step.
- the apparatus further includes: an identification module, configured to identify the type of the false alarm, wherein the type of the false alarm includes at least one of the following: falsely alarming the first dangerous driving behavior as the For the second dangerous driving behavior, the behavior categories corresponding to the first dangerous driving behavior and the second dangerous driving behavior are different; an alarm is issued when the dangerous driving behavior does not occur.
- an identification module configured to identify the type of the false alarm, wherein the type of the false alarm includes at least one of the following: falsely alarming the first dangerous driving behavior as the For the second dangerous driving behavior, the behavior categories corresponding to the first dangerous driving behavior and the second dangerous driving behavior are different; an alarm is issued when the dangerous driving behavior does not occur.
- the method further includes: a saving module for acquiring first video data that triggers the error alarm, the first video data including video data of the driver performing a preset behavior; storing the first video data Save to the error alarm video library.
- a saving module is configured to: acquire the first video data within a preset time period before receiving the false alarm feedback information; or acquire the information submitted by the user before the false alarm feedback information is sent the first video data.
- the adjustment module 33 is further configured to acquire second video data after adjusting the alarm parameter threshold corresponding to the detection result of the first behavior of the driver, where the second video data includes The video data of the preset behavior; based on the second video data and the adjusted alarm parameter threshold, the driving behavior detection is performed to obtain a second behavior detection result; after receiving the false alarm feedback for the second behavior detection result In the case of information, the alarm parameter threshold corresponding to the second behavior detection result is adjusted.
- the method further includes: a reading module for reading alarm parameter thresholds corresponding to at least one preset category of driving behavior; the obtaining module 32 for determining the target to which the driver's driving behavior belongs A preset category; a first behavior detection result of the driver is determined based on an alarm parameter threshold corresponding to the driving behavior of the target preset category.
- the adjustment module 33 is configured to adjust the alarm parameter threshold corresponding to the driving behavior of the target preset category; the device further includes: a saving module, configured to save the adjusted target preset. Set the alarm parameter threshold corresponding to the driving behavior of the category.
- the preset categories of driving behaviors include at least one of the following: yawning behavior, eye closing behavior, and head deflection behavior; wherein, the alarm parameter threshold corresponding to the yawning behavior includes mouth opening At least one of an opening amplitude threshold and a yawning duration threshold; the alarm parameter threshold corresponding to the eye closing behavior includes at least one of an eye closing amplitude threshold and an eye closing duration threshold; the head deflection behavior corresponds to The alarm parameter thresholds include the head posture deflection angle threshold.
- the functions or modules included in the apparatuses provided in the embodiments of the present disclosure may be used to execute the methods described in the above method embodiments.
- Embodiments of the present disclosure further provide a computer-readable storage medium, on which computer program instructions are stored, and when the computer program instructions are executed by a processor, the foregoing method is implemented.
- the computer-readable storage medium may be a non-volatile computer-readable storage medium.
- An embodiment of the present disclosure further provides an electronic device, including: a processor; a memory for storing instructions executable by the processor; wherein the processor is configured to invoke the instructions stored in the memory to execute the above method.
- Embodiments of the present disclosure also provide a computer program product, including computer-readable codes.
- a processor in the device executes the driver behavior detection for implementing the driver behavior detection provided in any of the above embodiments. Instructions for the alarm threshold adjustment method.
- Embodiments of the present disclosure further provide another computer program product for storing computer-readable instructions, which, when executed, cause the computer to execute the operations of the method for adjusting an alarm threshold for driver behavior detection provided by any of the foregoing embodiments.
- Embodiments of the present disclosure also provide a computer program, including computer-readable codes, when the computer-readable codes are executed in an electronic device, a processor in the electronic device executes the above method.
- the electronic device may be provided as a terminal, server or other form of device.
- FIG. 4 shows a block diagram of an electronic device 800 according to an embodiment of the present disclosure.
- electronic device 800 may be a mobile phone, computer, digital broadcast terminal, messaging device, game console, tablet device, medical device, fitness device, personal digital assistant, etc. terminal.
- the electronic device 800 may include one or more of the following components: a processing component 802, a memory 804, a power supply component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814 , and the communication component 816 .
- the processing component 802 generally controls the overall operation of the electronic device 800, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
- the processing component 802 can include one or more processors 820 to execute instructions to perform all or some of the steps of the methods described above.
- processing component 802 may include one or more modules that facilitate interaction between processing component 802 and other components.
- processing component 802 may include a multimedia module to facilitate interaction between multimedia component 808 and processing component 802.
- Memory 804 is configured to store various types of data to support operation at electronic device 800 . Examples of such data include instructions for any application or method operating on electronic device 800, contact data, phonebook data, messages, pictures, videos, and the like. Memory 804 may be implemented by any type of volatile or nonvolatile storage device or combination thereof, such as static random access memory (SRAM), electrically erasable programmable read only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic Disk or Optical Disk.
- SRAM static random access memory
- EEPROM electrically erasable programmable read only memory
- EPROM erasable Programmable Read Only Memory
- PROM Programmable Read Only Memory
- ROM Read Only Memory
- Magnetic Memory Flash Memory
- Magnetic Disk Magnetic Disk or Optical Disk.
- Power supply assembly 806 provides power to various components of electronic device 800 .
- Power supply components 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power to electronic device 800 .
- Multimedia component 808 includes a screen that provides an output interface between the electronic device 800 and the user.
- the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user.
- the touch panel includes one or more touch sensors to sense touch, swipe, and gestures on the touch panel. The touch sensor may not only sense the boundaries of a touch or swipe action, but also detect the duration and pressure associated with the touch or swipe operation.
- the multimedia component 808 includes a front-facing camera and/or a rear-facing camera. When the electronic device 800 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera may receive external multimedia data. Each of the front and rear cameras can be a fixed optical lens system or have focal length and optical zoom capability.
- Audio component 810 is configured to output and/or input audio signals.
- audio component 810 includes a microphone (MIC) that is configured to receive external audio signals when electronic device 800 is in operating modes, such as calling mode, recording mode, and voice recognition mode.
- the received audio signal may be further stored in memory 804 or transmitted via communication component 816 .
- audio component 810 also includes a speaker for outputting audio signals.
- the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module, which may be a keyboard, a click wheel, a button, or the like. These buttons may include, but are not limited to: home button, volume buttons, start button, and lock button.
- Sensor assembly 814 includes one or more sensors for providing status assessment of various aspects of electronic device 800 .
- the sensor assembly 814 can detect the on/off state of the electronic device 800, the relative positioning of the components, such as the display and the keypad of the electronic device 800, the sensor assembly 814 can also detect the electronic device 800 or one of the electronic device 800 Changes in the position of components, presence or absence of user contact with the electronic device 800 , orientation or acceleration/deceleration of the electronic device 800 and changes in the temperature of the electronic device 800 .
- Sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact.
- Sensor assembly 814 may also include a light sensor, such as a complementary metal oxide semiconductor (CMOS) or charge coupled device (CCD) image sensor, for use in imaging applications.
- CMOS complementary metal oxide semiconductor
- CCD charge coupled device
- the sensor assembly 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
- Communication component 816 is configured to facilitate wired or wireless communication between electronic device 800 and other devices.
- the electronic device 800 may access a wireless network based on a communication standard, such as wireless network (WiFi), second generation mobile communication technology (2G) or third generation mobile communication technology (3G), or a combination thereof.
- the communication component 816 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
- the communication component 816 also includes a near field communication (NFC) module to facilitate short-range communication.
- the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wide Band (UWB) technology, Bluetooth (BT) technology and other technologies.
- RFID Radio Frequency Identification
- IrDA Infrared Data Association
- UWB Ultra Wide Band
- Bluetooth Bluetooth
- electronic device 800 may be implemented by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable A programmed gate array (FPGA), controller, microcontroller, microprocessor or other electronic component implementation is used to perform the above method.
- ASICs application specific integrated circuits
- DSPs digital signal processors
- DSPDs digital signal processing devices
- PLDs programmable logic devices
- FPGA field programmable A programmed gate array
- controller microcontroller, microprocessor or other electronic component implementation is used to perform the above method.
- a non-volatile computer-readable storage medium such as a memory 804 comprising computer program instructions executable by the processor 820 of the electronic device 800 to perform the above method is also provided.
- FIG. 5 shows a block diagram of an electronic device 1900 according to an embodiment of the present disclosure.
- the electronic device 1900 may be provided as a server.
- electronic device 1900 includes processing component 1922, which further includes one or more processors, and a memory resource represented by memory 1932 for storing instructions executable by processing component 1922, such as applications.
- An application program stored in memory 1932 may include one or more modules, each corresponding to a set of instructions.
- the processing component 1922 is configured to execute instructions to perform the above-described methods.
- the electronic device 1900 may also include a power supply assembly 1926 configured to perform power management of the electronic device 1900, a wired or wireless network interface 1950 configured to connect the electronic device 1900 to a network, and an input output (I/O) interface 1958 .
- the electronic device 1900 can operate based on an operating system stored in the memory 1932, such as a Microsoft server operating system (Windows Server TM ), a graphical user interface based operating system (Mac OS X TM ) introduced by Apple, a multi-user multi-process computer operating system (Unix TM ), Free and Open Source Unix-like Operating System (Linux TM ), Open Source Unix-like Operating System (FreeBSD TM ) or the like.
- Microsoft server operating system Windows Server TM
- Mac OS X TM graphical user interface based operating system
- Uniix TM multi-user multi-process computer operating system
- Free and Open Source Unix-like Operating System Linux TM
- FreeBSD TM Open Source Unix-like Operating System
- a non-volatile computer-readable storage medium such as memory 1932 comprising computer program instructions executable by processing component 1922 of electronic device 1900 to perform the above-described method.
- the present disclosure may be a system, method and/or computer program product.
- the computer program product may include a computer-readable storage medium having computer-readable program instructions loaded thereon for causing a processor to implement various aspects of the present disclosure.
- a computer-readable storage medium may be a tangible device that can hold and store instructions for use by the instruction execution device.
- the computer-readable storage medium may be, for example, but not limited to, an electrical storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any suitable combination of the foregoing.
- Non-exhaustive list of computer readable storage media include: portable computer disks, hard disks, random access memory (RAM), read only memory (ROM), erasable programmable read only memory (EPROM) or flash memory), static random access memory (SRAM), portable compact disk read only memory (CD-ROM), digital versatile disk (DVD), memory sticks, floppy disks, mechanically coded devices, such as printers with instructions stored thereon Hole cards or raised structures in grooves, and any suitable combination of the above.
- RAM random access memory
- ROM read only memory
- EPROM erasable programmable read only memory
- flash memory static random access memory
- SRAM static random access memory
- CD-ROM compact disk read only memory
- DVD digital versatile disk
- memory sticks floppy disks
- mechanically coded devices such as printers with instructions stored thereon Hole cards or raised structures in grooves, and any suitable combination of the above.
- Computer-readable storage media are not to be construed as transient signals per se, such as radio waves or other freely propagating electromagnetic waves, electromagnetic waves propagating through waveguides or other transmission media (eg, light pulses through fiber optic cables), or through electrical wires transmitted electrical signals.
- the computer readable program instructions described herein may be downloaded to various computing/processing devices from a computer readable storage medium, or to an external computer or external storage device over a network, such as the Internet, a local area network, a wide area network, and/or a wireless network.
- the network may include copper transmission cables, fiber optic transmission, wireless transmission, routers, firewalls, switches, gateway computers, and/or edge servers.
- a network adapter card or network interface in each computing/processing device receives computer-readable program instructions from a network and forwards the computer-readable program instructions for storage in a computer-readable storage medium in each computing/processing device .
- Computer program instructions for carrying out operations of the present disclosure may be assembly instructions, instruction set architecture (ISA) instructions, machine instructions, machine-dependent instructions, microcode, firmware instructions, state setting data, or instructions in one or more programming languages.
- Source or object code written in any combination, including object-oriented programming languages, such as Smalltalk, C++, etc., and conventional procedural programming languages, such as the "C" language or similar programming languages.
- the computer readable program instructions may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer, or entirely on the remote computer or server implement.
- the remote computer may be connected to the user's computer through any kind of network, including a local area network (LAN) or a wide area network (WAN), or may be connected to an external computer (eg, using an Internet service provider through the Internet connect).
- LAN local area network
- WAN wide area network
- custom electronic circuits such as programmable logic circuits, field programmable gate arrays (FPGAs), or programmable logic arrays (PLAs) can be personalized by utilizing state information of computer readable program instructions.
- Computer readable program instructions are executed to implement various aspects of the present disclosure.
- These computer readable program instructions may be provided to a processor of a general purpose computer, special purpose computer or other programmable data processing apparatus to produce a machine that causes the instructions when executed by the processor of the computer or other programmable data processing apparatus , resulting in means for implementing the functions/acts specified in one or more blocks of the flowchart and/or block diagrams.
- These computer readable program instructions can also be stored in a computer readable storage medium, these instructions cause a computer, programmable data processing apparatus and/or other equipment to operate in a specific manner, so that the computer readable medium storing the instructions includes An article of manufacture comprising instructions for implementing various aspects of the functions/acts specified in one or more blocks of the flowchart and/or block diagrams.
- Computer readable program instructions can also be loaded onto a computer, other programmable data processing apparatus, or other equipment to cause a series of operational steps to be performed on the computer, other programmable data processing apparatus, or other equipment to produce a computer-implemented process , thereby causing instructions executing on a computer, other programmable data processing apparatus, or other device to implement the functions/acts specified in one or more blocks of the flowchart and/or block diagrams.
- each block in the flowchart or block diagrams may represent a module, segment, or portion of instructions, which comprises one or more functions for implementing the specified logical function(s) executable instructions.
- the functions noted in the blocks may occur out of the order noted in the figures. For example, two blocks in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved.
- each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations can be implemented in dedicated hardware-based systems that perform the specified functions or actions , or can be implemented in a combination of dedicated hardware and computer instructions.
- the computer program product can be specifically implemented by hardware, software or a combination thereof.
- the computer program product is embodied as a computer storage medium, and in another optional embodiment, the computer program product is embodied as a software product, such as a software development kit (Software Development Kit, SDK), etc. Wait.
- a software development kit Software Development Kit, SDK
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Abstract
Description
Claims (15)
- 一种驾驶员行为检测的报警阈值调整方法,其特征在于,包括:接收误报警反馈信息,所述误报警反馈信息用于指示基于驾驶员的第一行为检测结果发生错误报警;获取所述驾驶员的第一行为检测结果;根据所述误报警反馈信息,调整与驾驶员的第一行为检测结果对应的报警参数阈值。
- 根据权利要求1所述的方法,其特征在于,所述根据所述误报警反馈信息,调整驾驶员的第一行为检测结果对应的行为类别的报警参数阈值,包括:响应于所述误报警反馈信息,发出第一提示信息,所述第一提示信息用于提示用户调整所述驾驶员的第一行为检测结果对应的报警参数阈值;响应于接收到用户根据所述第一提示信息发送的报警参数阈值调整指令,调整所述驾驶员的第一行为检测结果对应的报警参数阈值。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:确定所述驾驶员的第一行为检测结果对应的行为类别;所述调整与驾驶员的第一行为检测结果对应的报警参数阈值,包括:调整与驾驶员的第一行为检测结果对应的行为类别的报警参数阈值。
- 根据权利要求1至3任一项所述的方法,其特征在于,所述调整与驾驶员的第一行为检测结果对应的报警参数阈值,包括:以预设的调节步长增加或减小与驾驶员的第一行为检测结果对应的报警参数阈值。
- 根据权利要求1至4任一项所述的方法,其特征在于,所述方法还包括:识别所述错误报警的类型,其中,所述错误报警的类型包括以下至少一种:将第一危险驾驶行为误报警为第二危险驾驶行为,所述第一危险驾驶行为和所述第二危险驾驶行为对应的行为类别不同;在未发生所述危险驾驶行为的情况下发出报警。
- 根据权利要求1至5任一项所述的方法,其特征在于,接收误报警反馈信息之后,还包括:获取触发所述错误报警的第一视频数据,所述第一视频数据包括驾驶员执行预设行为的视频数据;将所述第一视频数据保存至错误报警视频库中。
- 根据权利要求6所述的方法,其特征在于,所述获取触发所述错误报警的第一视频数据,包括:获取接收到所述误报警反馈信息之前的预设时间段内的所述第一视频数据;或者获取用户在发出所述误报警反馈信息之前提交的所述第一视频数据。
- 根据权利要求6所述的方法,其特征在于,在调整与驾驶员的第一行为检测结果对应的报警参数阈值之后,所述方法还包括:获取第二视频数据,所述第二视频数据包括驾驶员执行所述预设行为的视频数据;基于所述第二视频数据以及调整后的所述报警参数阈值进行驾驶行为检测得到第二行为检测结果;在接收到针对所述第二行为检测结果的误报警反馈信息的情况下,调整与所述第二行为检测结果对应的报警参数阈值。
- 根据权利要求1至8任一项所述的方法,其特征在于,还包括:读取至少一个预设类别的驾驶行为对应的报警参数阈值;所述获取所述驾驶员的第一行为检测结果,包括:确定所述驾驶员的驾驶行为所属的目标预设类别;基于所述目标预设类别的驾驶行为对应的报警参数阈值确定所述驾驶员的第一行为检测结果。
- 根据权利要求9所述的方法,其特征在于,所述调整与驾驶员的第一行为检测结果对应的报警参数阈值,包括:调整与所述目标预设类别的驾驶行为对应的报警参数阈值;所述方法还包括:保存调整后的所述目标预设类别的驾驶行为对应的报警参数阈值。
- 根据权利要求9所述的方法,其特征在于,所述预设类别的驾驶行为包括以下至少一项:打哈欠行为、眼部闭合行为和头部偏转行为;其中,所述打哈欠行为对应的报警参数阈值包括嘴部张开幅度阈值和打哈欠时长阈值中的至少一项;所述眼部闭合行为对应的报警参数阈值包括眼部闭合幅度阈值和眼部闭合时长阈值中的至少一项;所述头部偏转行为对应的报警参数阈值包括头部姿态偏转角阈值。
- 一种驾驶员行为检测的报警阈值调整装置,其特征在于,包括:接收模块,用于接收误报警反馈信息,所述误报警反馈信息用于指示基于驾驶员的第一行为检测结果发生错误报警;获取模块,用于获取所述驾驶员的第一行为检测结果;调整模块,用于根据所述误报警反馈信息,调整与驾驶员的第一行为检测结果对应的报警参数阈值。
- 一种电子设备,其特征在于,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为调用所述存储器存储的指令,以执行权利要求1至11中任意一项所述的方法。
- 一种计算机可读存储介质,其上存储有计算机程序指令,其特征在于,所述计算机程序指令被处理器执行时实现权利要求1至11中任意一项所述的方法。
- 一种计算机程序,包括计算机可读代码,当所述计算机可读代码在电子设备中运行时,所述电子设备中的处理器执行用于实现权利要求1-11中的任一权利要求所述的方法。
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