Yohan Chang, Ph.D.


Modeler - Washington, D.C. Office

Phone – 703-225-3469

Yohan is a recent addition to CTG.  Yohan has extensive research experiences in dynamic traffic assignment, origin-destination trip matrix estimation, and big-data analytics traffic operations, including connected and automated vehicle operations.  He has dealt with several transportation modeling and planning tasks with ‘Big-Data’ solutions, e.g., statewide roadway detector/segment data, American Community Survey (ACS) data, Twitter/Facebook API data, Google Map API data, and Naturalistic driving study (NDS) data.

Yohan has expertise in various programming languages including R (plus Shiny), Python, C, FORTRAN, MATLAB, DOS, HTML, SQL. He also has numerous professional experiences with TransCAD, EMME/2, VISSIM (COM/API), INTEGRATION, TSIS (COSIM), DynusT, and DynuStudio.

Education

B.S., Transportation Engineering, Chonnam National University, South Korea, 2008
M.S., Transportation Engineering, Chonnam National University, South Korea, 2010
Ph.D., Civil and Environmental Engineering, University of Missouri – Columbia, Missouri, 2018


Representative Projects