MIT1_258JS10_lec09

MIT1_258JS10_lec09 - Design of Data Collection Programs...

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Outline 1. Operations Data Needs and Availability . arebox and Automated Fare Collection Systems Automated Fare Collection Systems 2. Farebox and (AFC) 3. utomatic Passenger Counter Systems (APC) Automatic Passenger Counter Systems (APC) 4. Automated Vehicle Location Systems (AVL) 5. Trip Time Analyzer 1.258J/11.541J/ESD.226J Nigel Wilson Spring 2010, lecture 9 1 Design of Data Collection Programs
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xtensive: farebox Extensive: farebox every trip, every day (weekends, too!) only a rough measure of passenger activity Intensive: ride checks, point checks, surveys insight on a sample of trips expand using farebox data -- expand a survey by route, period -- apply load-boardings factors found in one day’s ride check APC can be both extensive and intensive 1.258J/11.541J/ESD.226J Nigel Wilson Spring 2010, lecture 9 2 Extensive + Intensive Data
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Nigel Wilson 3 1.258J/11.541J/ESD.226J Spring 2010, lecture 9 Service Plan Operational Analyze Performance Transit Operation control & Passenger info Automated Data Gathering Rea l time Off- line Two Quality Loops: Real-Time and Planning
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service Monitoring service quality (several dimensions) Monitoring quality (several dimensions) Schedule improvements (running times, passenger ow) flow) Match supply to demand Analyzing Bunching Effect -- late causes early; early causes late -- data on sequential buses -- integrate operations data with passenger counts -- perator differences operator differences -- dwell times -- affic impacts (support TSP) traffic impacts (support TSP) 1.258J/11.541J/ESD.226J Nigel Wilson Spring 2010, lecture 9 4 Off-Line Applications
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error and inattention perator error and inattention Operator Poor AFC system design Poor integration between AFC and other systems Lack of management use of data 1.258J/11.541J/ESD.226J Nigel Wilson Spring 2010, lecture 9 5 Traditional Farebox Data Problems
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Farebox can be your primary passenger counting tool, if … You invest in Hardware: Card & transfer readers Link farebox to destination sign, on-board computer to segment trips, verify sign-in Transactional data ou invest in Software: You invest in Software: Develop your own database utomate data screening Automate data screening, editing editing Integrate with schedule data, payroll, other data sources 1.258J/11.541J/ESD.226J Nigel Wilson Spring 2010, lecture 9 6
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Farebox can be your primary passenger counting tool, if … You invest in Management: • Someone responsible to check for data qualit y ever y da y • Discipline, retraining for non-performing operators •P r i o r i t y in maintenance & servicing • Manual verification counts 1.258J/11.541J/ESD.226J Nigel Wilson Spring 2010, lecture 9 7
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erage s r e s o Estimating Ridership from Revenue raditional approach because: Traditional approach because: Revenue is Accurate on sampled trips: read it now or later
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This note was uploaded on 12/06/2011 for the course ESD 11.380j taught by Professor Fredsalvucci during the Fall '02 term at MIT.

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MIT1_258JS10_lec09 - Design of Data Collection Programs...

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