collaborate. innovate. educate. a web-based tool for visualization of transit modeling results and...
TRANSCRIPT
COLLABORATE. INNOVATE. EDUCATE.
A Web-based Tool for Visualization of Transit Modeling
Results and Data
Alireza Khani, Greg Abram, Natalia Ruiz Juri and Jennifer Duthie
15th National Transportation Planning Application Conference
May 20, 2015, Atlantic City, NJ
COLLABORATE. INNOVATE. EDUCATE.
A Web-based Tool for Visualization of FAST-TrIPs
Results and Data
Flexible Assignment and Simulation Tool for Transit and Intermodal Passengers
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FAST-TrIPs
• GTFS data as input• Schedule-based• Models individual
passengers• Logit model for
passenger route choice
• Vehicle capacity constraints
3
• Open-source
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Transit Vehicle Trajectories
Trip ID
Route ID
Stop ID
ArrivalTime
#Board
#Alight
Dwell[sec]
53 19 584 06:34:00 10 0 6053 19 658 06:37:40 2 1 1453 19 659 06:39:15 5 3 3066 19 584 07:04:00 8 0 6066 19 658 07:08:00 4 2 2466 19 659 07:09:50 6 0 28
4*Select columns shown
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469
Passenger Trajectories
ID O D Dep Time
Board Trips
Board Stops
Alight Stops
10 165 359 06:25 19858 866 96811 165 767 08:10 19858,
35669458, 469
459, 378
12 458 274 07:30 48531 298 667
767
5
458 459
378165
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The Viz Tool
6
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Framework Components
7
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Route Measures - Ridership
8
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Route Measures - Crowding
9
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Route Measures - Feeds
10
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Route Measures - Stops
11
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Stop Measures – Dwell Time, Boarding/Alighting
12
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Transit Paths
13
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Transit Origin-Destination Demand
Destinations
Origins
146-8 a.m. 8-10 a.m.
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• Add other data sources (e.g., AVL, APC)• Visualize reliability• Add animation• Chart tool• Network editing
Future Work
Time (hour after midnight)
Dis
tanc
e
