Vehicle-mounted network credit priority task unloading method based on federated learning

A vehicle-mounted network and learning algorithm technology, which is applied in the field of credit priority task offloading of vehicle-mounted networks based on federated learning, can solve problems affecting the overall efficiency of the vehicle-mounted edge computing system and vehicle bad behavior, and achieve task offloading, reliable offloading performance, and high efficiency. The effect of task offloading

Pending Publication Date: 2022-05-13
INST OF INFORMATION ENG CHINESE ACAD OF SCI
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in a distributed Internet of Vehicles environment, each vehicle is an individual, and due to different reasons, the vehicle has bad behavior; these bad behaviors will affect the overall efficiency of the vehicle edge computing system

Method used

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  • Vehicle-mounted network credit priority task unloading method based on federated learning
  • Vehicle-mounted network credit priority task unloading method based on federated learning
  • Vehicle-mounted network credit priority task unloading method based on federated learning

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Embodiment Construction

[0032] The present invention will be described in further detail below through specific embodiments and accompanying drawings.

[0033] In the proposed model, each task N from the vehicle can be divided into multiple serial subtasks in VEC. We denote workload, data volume and CPU resources by ω, I and δ, respectively. The training process is as figure 2 As shown, task N consists of a series of subtasks on the vehicle side, and this task has several parameters, such as workload ω, data volume I, task workload unloading rate ρ, where ρ represents the workload of task N executed by EC percentage. lambda 1 (N) and λ 2 (N) represent the data compression rate after CV and EC calculation and processing, respectively. Additionally, use Indicates task N in CV i resources, δ(N,M) is allocated by EC, o means unloading decision, 1 means unloading, 0 means no unloading.

[0034] The implementation process of the present invention is divided into five parts altogether, and whole i...

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Abstract

The invention discloses an in-vehicle network credit priority task unloading method based on federated learning. The method comprises the following steps: 1) an EC and a CV respectively send own position information and available resource information to a CC; wherein the EC is an edge cloud server, the CV is a vehicle in a vehicle network, and the CC is a cloud center; (2) when the CV needs to perform task unloading, task unloading information is sent to the DC; wherein the DC is a decision center in the vehicle network; 3) for the current batch of unloading tasks to be processed, the DC obtains the reputation value of each CV sending the unloading tasks from the CC; then, according to the credit value, setting the processing priority of each unloading task, preferentially making a task unloading decision for the unloading task with the high processing priority, and sending the task unloading decision to the corresponding EC and CV; wherein the CC calculates the reputation value of the corresponding CV according to the behavior information of the CV. According to the invention, the reputation value is used in the task unloading decision, so that the decision performance is improved.

Description

technical field [0001] The invention belongs to the field of vehicle networking and privacy security, and in particular relates to a method for unloading vehicle network credit priority tasks based on federated learning. Background technique [0002] With the development of the Internet of Vehicles, more vehicles can be connected to more computing resources through the network, and these vehicles can realize short-distance, low-latency communication through the Internet of Vehicles. In the Internet of Vehicles environment, individual connected vehicles are limited by computing resources and cannot independently complete corresponding computing tasks. Such as autonomous driving, augmented reality, real-time data analysis and other tasks. At the same time, because the cloud computing model is limited by the network distance, it cannot provide low-latency service response for applications. In order to improve the service quality of a single networked vehicle application, a Ve...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F9/48G06N3/04G06N3/08
CPCG06F9/4881G06N3/08G06N3/045
Inventor 李军王树鹏吴广君张磊王振宇张文源孙嘉伟
Owner INST OF INFORMATION ENG CHINESE ACAD OF SCI
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