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Travel Time. Travel time estimated from initial speed TT error: TT est_av & TT i_tr. Error between TT tr_i and TT sms. TT tr_i – TT sms = TT tr_i – TT est_i + TT est_i – TT sms Error owing to the Error du to the average:
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Travel time estimated from initial speed TT error: TTest_av& TTi_tr
Error between TTtr_i and TTsms TTtr_i – TTsms = TTtr_i– TTest_i + TTest_i– TTsms Error owing to the Error du to the average: assumption of a =time aggregation constant speed between 2 loop detectors Prevalence of the errors?
Error between TTtr_i and TTsms • Variability over distance can prevail upon variability over distance