Short-term Travel Time Estimation and Prediction for Long Freeway Corridor using NN and regression

被引:0
作者
Wang, J. Y. [1 ]
Wong, K. I. [1 ]
Chen, Y. Y. [1 ]
机构
[1] Natl Chiao Tung Univ, Dept Transportat Technol & Management, Hsinchu 30050, Taiwan
来源
2012 15TH INTERNATIONAL IEEE CONFERENCE ON INTELLIGENT TRANSPORTATION SYSTEMS (ITSC) | 2012年
关键词
Advanced Traveler Information System; travel time; Nearest Neighborhood; floating car data; vehicle detector; EXTENDED KALMAN FILTER;
D O I
暂无
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Travel time information is a fundamental component in Advanced Traveler Information System. In this paper, we propose a short-term travel time estimation and prediction framework for long freeway corridor, considering measurements from vehicle detectors (VD) and floating car data (FCD). The modeling approach is based on a modified Nearest-Neighborhood (NN) model with threshold and a regression model capturing the within day variations. The advantages are that our approach allows for missing data without the need of data imputation in real-time, and is suitable for travel time prediction of long corridors. The validation analysis using an 88 km long section of freeway shows satisfactory results.
引用
收藏
页码:582 / 587
页数:6
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