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Toronto International Research Experience Joshua Auld September 22, 2008.

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Presentation on theme: "Toronto International Research Experience Joshua Auld September 22, 2008."— Presentation transcript:

1 Toronto International Research Experience Joshua Auld September 22, 2008

2 Foreign Experience Overview Spent 30 days in Toronto, Ontario June 14 – July 14 Stayed at a short-term (1 month) condo rental Worked at the Sandford Fleming Engineering Building at the University of Toronto Collaboration with the ILUTE project team in the Transportation section of the Civil Engineering Department Attend ILUTE project meetings, seminars, weekly discussions, etc.

3 University of Toronto Largest University System in Canada 63,000 undergrad, 10,000+ graduate Public research university On of the top non-U.S. universities in the world Three campuses – main campus is St. George Surrounds Queens Park – large downtown park and regional government complex

4 ILUTE Project Project team run by Professor Eric Miller consisting of many grad/undergrad students and several other professors Developing an Integrated Land Use Transportation and Environment microsimulation model Comprised of a number of different sub-models: Land Use – auto ownership, location choice, etc Transportation – TASHA scheduling model, trip assignment Environment – currently working on this stage, integrating Mobile6 with assignment results

5 Areas of Collaboration - Scheduling ILUTE microsimulation includes the TASHA scheduling model Developed by Prof. Matt Roorda Generates activities randomly Schedule them into project/activity schedules according to a system of rules Resolve conflicts/adjust schedule to fit

6 Areas of Collaboration – Scheduling (cont.) Worked with Matt Roorda on updating scheduling rules Include results of conflict resolution model Make more general set of scheduling rules Paper submitted to TRB for publication

7 Areas of Collaboration – Dynamic Model Framework At each timestep t Plan new activity Update existing activity Execute activity Attribute Planning Order model Planned Activity Schedule Time-of- Day model t = Ttime Party compositio n model t = Twith Mode Choice model t = Tmode Destination choice model t = Tloc Executed Schedule Resolve Conflict Conflict Resolution Model Set Plan Flags: (Ttime,Twith, Tloc, Tmode) Yes No Yes No Decision Logical test Model Simulated events Activity PlanningActivity Scheduling Activity Generation

8 Areas of Collaboration – GPS surveying Currently implementing a GPS survey – TRIPS Under development for a number of years Much effort in designing survey Automatic link matching, mode finding, etc. Advised on equipment/technical issues Discussed and compared survey methods Testing - Side-by-side comparison of survey results

9 GPS surveying, cont.

10 Work summary One and possibly more publications relating to activity scheduling Potential of implementing new system in TASHA Dr. Miller serving on thesis committee Advising on dynamic activity modeling Continuing discussions on GPS surveying Also visited Dr. Sean Doherty – detailed discussing of survey techniques

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