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基于高斯双相邻图的空间相关和时间依赖的交通预测在班加罗尔市
Sathish Kumar Ravichandran1,2, Chin-Shiuh Shieh3, Mong-Fong Horng3
1Research Institute of IoT and Cybersecurity, Department of Electronic Engineering, National Kaohsiung University of Science and Technology, Kaohsiung, Taiwan. dr.sathish_kumar_r@svyasa.edu.in.
Scientific reports
|November 21, 2025
概括
准确的交通预测对于智能交通系统至关重要. 拟议的基于高斯双相邻图的空间相关和时间依赖 (GDAG-SCTT) 方法显著提高了交通预测的准确性,并减少了错误.
科学领域:
- 智能运输系统 智能运输系统
- 交通工程是交通工程.
- 数据科学数据科学数据科学
背景情况:
- 人口快速增长加剧了交通拥堵和事故,需要有效的运输管理.
- 准确的交通预测对于智能交通管理系统至关重要,但时空依赖性带来了挑战.
- 现有的方法往往忽略了交通流之间的复杂的相互依赖.
研究的目的:
- 提出一种新的方法,基于高斯双相邻图的空间相关和时间依赖 (GDAG-SCTT),用于准确的交通预测.
- 通过考虑复杂的时空动态来解决当前交通预测模型的局限性.
- 通过改进交通预测,提高智能交通系统的效率和安全性.
主要方法:
- 利用班加罗尔的交通脉冲数据集进行交通预测.
- 应用局部-全球无变区间四分位数和最小-最大值规范化用于数据预处理和异常值去除.
- 采用基于高斯核动态邻的模型来进行空间和时间特征提取.
- 空间特征的综合空间相关图形卷积神经网络和时间特征的时间长短期记忆.
主要成果:
- 与最先进的方法相比,GDAG-SCTT方法显示出更高的性能.
- 实现了根平均平方误差 (RMSE) 的28%降低.
- 提高了整体交通预测准确度25%.
结论:
- 该GDAG-SCTT方法有效地捕捉复杂的时空交通动态.
- 在交通预测准确性和效率方面,GDAG-SCTT提供了显著的进步.
- 拟议的方法提高了智能交通管理系统的可靠性.
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