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Application of Data Mining in Air Traffic Forecasting

机译:数据挖掘在空中交通预测中的应用

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The main goal of the study centers on developing a model for the purpose of air traffic forecasting by using off-the-shelf data mining and machine learning techniques. Although data driven modeling has been extensively applied in the aviation sector, little research has been done in the area of air traffic forecasting. This study is inspired by previous research focused on improving the Federal Aviation Administration (FAA) Terminal Area Forecasting (TAF) methodology, which historically assumed that the US air transportation system (ATS) network structure was static. Recent developments use data mining algorithms to predict the likelihood of previously un-connected airport-pairs being connected in the future, and the likelihood of connected airport-pairs becoming un-connected Despite the innovation of this research, it does not focus on improving the FAA's existing methodology for forecasting future air traffic levels on existing routes, which is based on relatively simple regression and growth models. We investigate different approaches for improving and developing new features within the existing data mining applications in air traffic forecasting. We focus particularly on predicting detailed traffic information for the US ATS. Initially, a 2-stage log-log model is applied to establish the significance of different inputs and to identify issues of endogeneity and multi-colinearity, while maintaining the simplicity of current models. Although the model shows high goodness of fit, it tested positive for both mentioned issues as well as presenting problems with causality. With the objective of solving these issues, a 3-stage model that is under development is introduced. This model employs logistic regression and discrete choice modelling. As part of future work, machine learning techniques such as clustering and neural networks will be applied to improve this model's performance.
机译:该研究的主要目标是通过使用现成的数据挖掘和机器学习技术来开发用于空中交通预测的模型。尽管数据驱动的建模已在航空领域得到广泛应用,但在空中交通预测领域却鲜有研究。这项研究的灵感来自于先前致力于改善联邦航空局(FAA)终端区预测(TAF)方法的研究,该方法历来以为美国航空运输系统(ATS)网络结构是静态的。最近的发展使用数据挖掘算法来预测以前未连接的机场对将来连接的可能性,以及已连接的机场对将来断开连接的可能性尽管这项研究有所创新,但它并没有着重于改善FAA的现有方法是基于相对简单的回归和增长模型来预测现有航线上的未来空中交通流量水平。我们研究了在空中交通预测中现有数据挖掘应用程序中改进和开发新功能的不同方法。我们特别专注于预测美国空中交通服务的详细交通信息。最初,使用两阶段对数对数模型来建立不同输入的重要性,并确定内生性和多重共线性问题,同时保持当前模型的简单性。尽管该模型显示出很高的拟合优度,但对于上述两个问题以及因果关系问题都进行了正面测试。为了解决这些问题,引入了一个正在开发的三阶段模型。该模型采用逻辑回归和离散选择建模。作为未来工作的一部分,将应用诸如聚类和神经网络之类的机器学习技术来改善该模型的性能。

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