智能手机应用程序对旅行行为数据收集分析和建模的影响

1/30Implications of Smartphone App Use for Household Travel Survey Data CollectionSonya Solinsky Texas Department of TransportationEdgar Millard Texas A&M Transportation Institute2/30Overview of TxDOT Travel Survey Program•Research began in 1960s, federally-funded•TxDOT Travel Survey Program (TSP) started in 2000•Designed to collect and analyze passenger and commercial vehicledata for regional and statewide models•Goal to ensure data collection and analysis consistency across all 23 MPOs in state•TTI’s Role: survey oversight, technical assistance, QA/QC, data analysis, integration of passive data3/30TxDOT Travel Survey Program•Recurring schedule of surveys•Regions surveyed every ~10 yrs•Surveys coordinated with urban counts and model updates•Designed for model input•Conducted when schools in session onaverage weekdaysSurvey Cycle​•Local survey data collected for improved model accuracy1.Calibrated Model​2.Transportation Plan​3.Evaluate/ Pr