https://mattwigway.r-universe.devRecent package updates in mattwigwayR-universehttps://github.com/mattwigway.pnghttps://mattwigway.r-universe.devTue, 19 May 2026 17:57:20 GMTmwbc@unc.edu (Matthew Bhagat-Conway)GTFS-realtime is a format transit agencies use to provide current vehicle positions, predicted arrival times, and service alerts. This package provides efficient functions to read this format into data frames. It can be used to retrieve current data or to process archived data.https://github.com/r-universe/mattwigway/actions/runs/26119396417Tue, 19 May 2026 17:57:20 GMTgtfsrealtime0.1.0.9000successhttps://mattwigway.r-universe.devhttps://github.com/mattwigway/gtfsrealtime-rpositions.Rmdpositions.htmlVehicle positions2026-01-22 15:34:252026-05-19 17:57:20service_alerts.Rmdservice_alerts.htmlService alerts2026-05-19 17:57:202026-05-19 17:57:20trip_updates.Rmdtrip_updates.htmlTrip updates2026-05-19 17:57:202026-05-19 17:57:20mwbc@unc.edu (Matt Bhagat-Conway)This package provides a highly simplified four-step model. Running the model requires only R, and is designed to be computationally efficient and run even on consumer-grade equipment.https://github.com/r-universe/mattwigway/actions/runs/26657682598Fri, 13 Mar 2026 21:03:00 GMTMyFirstFourStepModel1.0.0successhttps://mattwigway.r-universe.devhttps://github.com/mattwigway/MyFirstFourStepModelestimation.Rmdestimation.htmlEstimation2026-03-13 03:19:532026-03-13 21:01:51homework_assignment.Rmdhomework_assignment.htmlExample homework assignment2026-03-13 03:19:532026-03-13 14:38:46classroom_implementation.Rmdclassroom_implementation.htmlLearning module2026-03-13 03:19:532026-03-13 03:19:53methods.Rmdmethods.htmlMethods and input data2026-03-13 03:19:532026-03-13 03:19:53prior_work.Rmdprior_work.htmlPrior work2026-03-13 03:19:532026-03-13 03:19:53scenarios.Rmdscenarios.htmlScenario creation2026-03-13 03:19:532026-03-13 03:19:53