Abstract: The present disclosure provides a signal machine alarm method and apparatus, an electronic device and a readable storage medium, and relates to the field of intelligent transportation technologies. The signal machine alarm method, including: acquiring a light-state data stream of a signal machine; determining a target light-state data frame corresponding to a current time according to the light-state data stream; acquiring a timing scheme of the signal machine at the current time; extracting target light-state information of a target phase from the target light-state data frame; and obtaining a calculation countdown according to the timing scheme, the target light color state and the target cycle countdown, and sending alarm information if the calculation countdown is determined to be inconsistent with the target light color countdown.

Abstract: A method for processing audio data based on vehicle networking includes: monitoring by a first application on a terminal device, a call service of the terminal device; acquiring by the first application, audio data in the terminal device in response to monitoring that the call service of the terminal device is triggered, wherein the audio data comprises a call audio generated by the call service, and other audio than the call audio; and sending by the first application, the audio data to a second application on a vehicle-mounted system through a first connection. There is a second connection between the terminal device and the vehicle-mounted system.

Abstract: A service method for head unit software includes: obtaining operations related to the HU software; determining service interfaces of operation services comprised in HU system software corresponding to the operations, in which the HU system software is connected to the HU software; and calling the service interfaces to obtain results of executing the operations by the operation services.

Abstract: The disclosure provides a packet loss recovery method for an audio data packet an electronic device and a storage medium. The method includes: receiving an audio data packet sent by a vehicle-mounted terminal, and identifying a discarded first sampling point set in response to detecting packet loss; obtaining a second sampling point set and a third sampling point set each adjacent to the first sampling point set, in which the second sampling point set is prior to the first sampling point set, the third sampling point set is behind the first sampling point set; and generating target audio data of the first sampling points based on first audio data sampled at the second sampling points and second audio data sampled at the third sampling points, and inserting the target audio data at sampling positions of the first sampling points.

Abstract: The present disclosure provides a data processing method and apparatus, an electronic device and a readable storage medium, and relates to the field of intelligent transportation technologies. The data processing method includes: acquiring a light-state data stream of a signal machine, the light-state data stream including a plurality of light-state data frames arranged in chronological order; determining a target light-state data frame in the light-state data stream and a target time of the target light-state data frame; acquiring a timing scheme of the signal machine; and generating, according to the timing scheme and the target light-state data frame, at least one light-state data frame at a time before and/or after the target time.

Abstract: The present disclosure provides a method and apparatus for authorizing a service function, a device, and a storage medium, and relates to a field of artificial intelligence, and in particular, to the technical fields of Internet of Vehicles and intelligent cockpit. A specific implementation solution includes receiving an authorization request sent by a vehicle, where the authorization request includes vehicle account information and platform account information; determining a function to be authorized corresponding to the vehicle account information, associating the vehicle account information, the platform account information, and the function to be authorized corresponding to the vehicle account information, and sending response information to the vehicle, where the response information is used to indicate that the vehicle account information, the platform account information, and the function to be authorized corresponding to the vehicle account information have been associated.

Abstract: A navigation method, an electronic device and a readable storage medium, which relate to a field of vehicle networking technology, and in particular to a field of navigation technology. The navigation method includes: acquiring a real world image and a navigation information; converting the real world image to obtain a projection image, wherein the projection image is matched with an eyebox of at least one pair of vehicle-mounted glasses; superimposing the navigation information on the projection image to obtain a navigation image; and transmitting to the vehicle-mounted glasses the navigation image so that the navigation image is displayed by the vehicle-mounted glasses.

Abstract: The present disclosure provides an intelligent transportation road network acquisition method and apparatus, an electronic device and a storage medium, and relates to the field of artificial intelligence such as intelligent transportation. The method includes: acquiring a target demand set; acquiring annotation information, the annotation information being microscopic road network attribute information manually annotated on a displayed map road network for intersections in the target demand set; acquiring macroscopic road network information corresponding to the target demand set from road network data corresponding to the map road network; and generating an intelligent transportation road network corresponding to the target demand set according to the annotation information and the macroscopic road network information.

Abstract: The present disclosure provides a data processing method and apparatus, which relate to the field of data processing, and in particular, to the fields of internet of vehicles and smart cockpits. The specific implementation solution is: the electronic device obtains wired connection stability of the wired channel; when the wired connection stability is greater than or equal to a first threshold, the electronic device determines the wired channel as a target channel; when the wired connection stability is less than the first threshold, the electronic device obtains power of the electronic device and wireless connection stability of the wireless channel, and the electronic device determines, according to the power of the electronic device and the wireless connection stability, a target channel from the wired channel and the wireless channel; and the electronic device performs data transmission with the vehicle through the target channel.

Abstract: A time-segmented signal timing method is related to the field of intelligent transportation. The specific implementation is: obtaining traffic volume data of a target intersection in each period of time of N consecutive days, N being an integer greater than 1; performing curve fitting on the traffic volume data to determine a traffic volume curve corresponding to the target intersection of each day; determining calculating respective target points in the traffic volume curve with second derivatives satisfying a preset condition; and performing time-segmented signal timing on a traffic light at the target intersection based on time points corresponding to the respective target points.

Abstract: A map matching method, an apparatus and an electronic device related to the technical field of artificial intelligence such as high-precision map, autonomous driving, internet of vehicles, and smart cockpit, where a specific implementation is: when matching a high-precision map with a standard-precision map, firstly acquire road network data corresponding to the high-precision map and the standard-precision map to be matched; and construct a first graph network based on the road network data corresponding to the high-precision map, and construct a second graph network based on the road network data corresponding to the standard-precision map, then determine a matching result between the high-precision map and the standard-precision map based on the first graph network and the second graph network. By the method using the graph network, the matching of the high-precision map with the standard-precision map can be accurately realized, thereby effectively improving accuracy of the matching result.

Abstract: The present discloses a wakeup testing method and apparatus, an electronic device and a readable storage medium, and relates to technical fields of automatic driving and intelligent transportation. The wakeup testing method includes: acquiring a plurality of wakeup audios; playing the plurality of wakeup audios in a vehicle, and configuring a noise environment during the playing of each wakeup audio; and obtaining, according to wakeup results of at least one to-be-tested vehicle-mounted client in the vehicle for different wakeup audios, wakeup rates of the at least one to-be-tested vehicle-mounted client. The present disclosure can reduce costs of wakeup testing and improve accuracy of wakeup testing.

Abstract: A method for voice recognition includes: performing by an electronic device, voice recognition on voice information; and updating by the electronic device, a waiting duration for EPD from a first preset duration to a second preset duration in response to recognizing a preset keyword from the voice information, where the first preset duration is less than the second preset duration.

Abstract: A method for recommending multimedia information, an electronic device and a non-transitory computer readable storage medium are provided. The method includes: obtaining voiceprint information of a passenger seated in a vehicle; determining an attribute category corresponding to the passenger from a plurality of attribute categories according to the voiceprint information of the passenger; selecting a multimedia information mode for recommending multimedia information to the passenger from a plurality of multimedia information modes according to the attribute category corresponding to the passenger and a correspondence between the plurality of attribute categories and the plurality of multimedia information modes; and displaying multimedia information corresponding to the selected multimedia information mode on a multimedia interaction device installed in the vehicle and associated with a seat in which the passenger is seated.

Abstract: The present disclosure provides a speech processing method. A specific implementation solution is: a terminal device sends at least one speech intention to a server in a process of receiving first speech information, where each speech intention is a speech intention corresponding to a part of speech information in the first speech information; the server acquires response information corresponding to the at least one speech intention; the terminal device sends the first speech information to the server in response to completion of receiving the first speech information; the server acquires a second speech intention corresponding to the first speech information, and sends the response information corresponding to the first speech intention to the terminal device, and the terminal device outputs the response information.

Abstract: The present disclosure provides a connection method, an electronic device, and a storage medium, which relate to the technical field of artificial intelligence and, in particular, to the technical fields of internet of vehicles and intelligent transportation. The method includes: when it is determined that a connection between a terminal and a vehicle fails, obtaining identification information of the vehicle and log information of the terminal; sending the identification information and the log information to a server, and receiving at least one connection solution that is issued by the server and matches the identification information and the log information; and controlling, according to the at least one connection solution, the terminal to connect with the vehicle.

Abstract: The disclosure provides an information processing method for a vehicle driving on a curve. The method includes: obtaining a monitored image of a curve; identifying an image position of a first vehicle driving on the curve in the monitored image; determining a target geographic position of the first vehicle according to the image position; and generating prompt information according to the target geographic position of the first vehicle and sending the prompt information, in which, the prompt information is configured to determine vehicle spacing information according to the target geographic position of the first vehicle and a geographic position of a second vehicle receiving the prompt information, and issue a warning based on the vehicle spacing information.

Abstract: Embodiments of the present disclosure provide a method and apparatus for managing a roadside device in vehicle road cooperation, a cloud control platform and a system. The method includes: acquiring, by a cloudside device, a data packet from a roadside device, the data packet including at least one of state information of the roadside device and dynamic traffic information associated with the roadside device; and adjusting a packet transmission policy for a data link associated with the roadside device based on the data packet, the data link comprising at least one of a first downlink from the roadside device to a vehicle, a first uplink from the vehicle to the roadside device, a second uplink from the roadside device to the cloudside device, and a second downlink from the cloudside device to the roadside device, so that personalized management for roadside devices is achieved.

Abstract: The present disclosure discloses a control method and apparatus, a device and a storage medium, and relates to the field of computer technologies, and in particular, to technical fields such as intelligent driving, Internet of Vehicles and augmented reality. The control method includes: acquiring an ambient image within a preset range of a projection screen; determining, based on image information of the ambient image, display parameters corresponding to display content, the image information including: image brightness and/or an image color; and controlling the display content to be displayed on the projection screen based on the display parameters. The present disclosure can improve a display effect.

Abstract: A method of video playing is provided. An implementation solution is: obtaining a video playing address list from a video management server, where the video playing address list includes playing links of real-time video streams of a plurality of monitoring cameras; obtaining the real-time video streams of the plurality of monitoring cameras from the video management server according to the video playing address list so as to be played on a screen; obtaining a historical video stream of at least one of the monitoring cameras from a video storage server so as to be played on the screen in response to detecting fault information which indicates that the real-time video stream of the at least one of the monitoring cameras cannot be played; and recording the fault information, where the fault information includes the playing link of the real-time video stream of the at least one of the monitoring cameras.