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Extracting Horizontal Curvature Data from GIS Maps: Clustering Method
(Sage Publications Inc, 2019)
This paper presents the use of a clustering method for automatically estimating horizontal curvature data and crash modification factors (CMFs) using Geographic Information System (GIS) roadway shapefiles. The clustering ...
Development of Online Scalable Approach for Identifying Secondary Crashes
(Natl Acad Sciences, 2014)
Secondary crashes are some of the most critical incidents occurring on highways. Such crashes can induce extra traffic delays and affect highway safety performance. Transportation agencies are interested in understanding ...