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A Forecasting Model for the Possibility of Traveling a New Link Using Time and Spatial Characteristics of Networks  

Kwak, Ho-Chan (서울대학교 건설환경공학부)
Song, Ki-Han (서울대학교 건설환경공학부)
Chung, Sung-Bong (한국교통연구원 수요분석센터)
Kho, Seung-Young (서울대학교 건설환경공학부)
Rhee, Sung-Mo (서울대학교 건설환경공학부)
Publication Information
Journal of Korean Society of Transportation / v.26, no.4, 2008 , pp. 185-194 More about this Journal
Abstract
When forecasting demand for a new road, a select link analysis is usually used to understand the OD pairs that send trips along paths that use the selected link (i.e., the new road). These OD pairs and their associated volumes are listed in a select link analysis. However, there is no research about other methods to obtain these results, so experts are almost always dependent on select link analysis results to obtain these results. The purpose of this study is to propose a model with a different approach from select link analysis to obtain the previously mentioned results. Time and spatial characteristics of networks are used in this new approach. Select link analysis results are used as a comparison index for the results by the proposed model. Also, two case studies (interzonal trips and intracity trips) are performed to validate the significance of the model. Consequently, a correlation coefficient between the results by the proposed model and the comparison index shows high significance: 0.82.
Keywords
Select Link Analysis; New Link; Using possibility for each OD; Time and Spatial Characteristics of Network; significance testing;
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