00327nas a2200121   4500000000100000008004100001100001100042700001800053700001900071700002400090700001800114245007300132       2018                            d1 aYi Hou1 aStanley Young1 aKaveh Sadabadi1 aPrzemysław Sekuła1 aDenise Markow00aEstimating highway volumes using vehicle probe data-proof of concept