基于智能交通系统的内容交付框架,提高智能城市用户的驾驶体验
Tariq Alqubaysi1, Amr Yousef2,3
1Department of Civil Engineering, College of Engineering, Northern Border University, Arar, 91431, Saudi Arabia. tariq.alqubaysi@nbu.edu.sa.
Scientific reports
|March 21, 2024
概括
本研究提出了一个新的智能运输系统 (ITS) 内容交付框架 (CDF-ITS),以尽量减少通信中断. 通过使用端到端的决策,它优化了司机的通信槽,改善了智能城市的连接.
科学领域:
- 智能运输系统 (ITS) 是一种智能运输系统.
- 智慧城市发展 智慧城市发展
- 通信网络 通信网络
背景情况:
- 智慧城市的发展依赖于综合通信技术.
- 智能运输系统 (ITS) 增强驾驶员的通信和信息共享.
- 通信中断在ITS中构成了重大挑战.
研究的目的:
- 引入一个新的ITS内容交付框架 (CDF-ITS).
- 解决和减轻ITS中的通信中断问题.
- 为了提高车辆通信的效率和可靠性.
主要方法:
- 使用了端到端决策系统建模.
- 分析了通信,内容分发和车辆特征.
- 根据传播因子开发了一个基于时间的通信时段分配策略.
主要成果:
- 拟议的CDF-ITS框架有效地减少了通信中断的问题.
- 实现了低延迟 (0.297秒) 和中断时间 (0.0837).
- 在分发消息方面表现出效率 (276) 具有可管理的计算复杂性 (11.87).
结论:
- CDF-ITS框架成功解决了智能城市交通中的通信中断问题.
- 端到端的决策使得有效的分类和车辆属性平衡能够及时响应.
- 该框架显示了在各种交通条件下提高车辆通信可靠性的前景.
相关概念视频
Short-distance Transport of Resources
16.0K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
16.0K
Facilitated Transport
11.7K
The chemical and physical properties of plasma membranes cause them to be selectively permeable. Since plasma membranes have both hydrophobic and hydrophilic regions, substances need to be able to transverse both regions. The hydrophobic area of membranes repels substances such as charged ions. Therefore, such substances need special membrane proteins to cross a membrane successfully. In facilitated transport, also known as facilitated diffusion, molecules and ions travel across a...
11.7K
Integrated Healthcare System
1.6K
An integrated healthcare system (IHS) is a set of organizations that provides for or arranges to provide coordinated and continuous service to a defined population. The IHS takes responsibility for that particular population's health status and outcome, both clinically and fiscally. An integrated healthcare system is a well-organized, well-coordinated, and collaborative network. The integrated delivery system is a network that connects different healthcare providers to deliver organized,...
1.6K
Energy to Drive Translocation
2.1K
Mitochondrial protein import is powered by two distinct energy sources: ATP hydrolysis and electrochemical potential across the inner membrane. Newly synthesized precursors are bound by cytosolic chaperones of the Hsp70 family, which guide them to the import receptors on the mitochondrial surface. Utilizing the energy of ATP hydrolysis, Hsp70 chaperones transfer these precursors to the TOM receptors on the mitochondrial outer membrane.
Generally, polypeptides are unfolded by two distinct...
Generally, polypeptides are unfolded by two distinct...
2.1K
Carrier Transport
435
The generation of electrical current in semiconductors is fundamentally driven by two mechanisms: drift and diffusion. These processes are essential for the functionality and performance of semiconductor-based devices.
Drift Current:
The drift of charge carriers is started by an external electric field (E). Charged particles, such as electrons and holes, experience an acceleration between collisions with lattice atoms. For electrons, this results in a drift velocity (vd) given by:
Drift Current:
The drift of charge carriers is started by an external electric field (E). Charged particles, such as electrons and holes, experience an acceleration between collisions with lattice atoms. For electrons, this results in a drift velocity (vd) given by:
435
Carrier-Mediated Transport
418
Carrier-mediated transport is a pivotal process in drug absorption, particularly for lipid-insoluble drugs, and encompasses facilitated diffusion and active transport. Facilitated diffusion allows drugs to move along their concentration gradient without energy expenditure, while active transport utilizes ATP to drive drug movement against this gradient.
Active transport involves two types of membrane-spanning transporters: uptake and efflux. Uptake transporters are expressed in the small...
Active transport involves two types of membrane-spanning transporters: uptake and efflux. Uptake transporters are expressed in the small...
418


