J TAZ 1 2 Σ 1 3.5355 0.3036 3.8391 I 2 0.4444 8.0000 8.4444 Step 3- Find Probability of travel between TAZ i and TAZ j, {pij} The probability matrix Pij J TAZ 1 2 1 0.9209 0.0791 I 0.0526 0.9474 2 Step 4- Find Trip Interchanges, {Qij} Qij J TAZ 1 2 Σ 1 1842 158 2000 I 2 263 4737 5000 2105 4895 7000 Σ Calculate the market shares for the following modes using the utility function given. uk = ak 0.003 X1 0.04 X2 – – ak, modal X1, travel cost X2, travel time in constant in cents minutes Auto -0.20 120 30 BRT -0.40 60 45
J TAZ 1 2 Σ I 1 3.5355 0.3036 3.8391 2 0.4444 8.0000 8.4444 Step 3- Find Probability of travel between TAZ i and TAZ j, {pij} The probability matrix Pij J TAZ 1 2 I 1 0.9209 0.0791 2 0.0526 0.9474 Step 4- Find Trip Interchanges, {Qij} Qij J TAZ 1 2 Σ I 1 1842 158 2000 2 263 4737 5000 Σ 2105 4895 7000 Calculate the market shares for the following modes using the utility function given. uk = ak – 0.003 X1 – 0.04 X2 ak, modal constant X1, travel cost in cents X2, travel time in minutes Auto -0.20 120 30 BRT -0.40 60 45
2016%20CE%202710%20Gravity%20Model%20Solutions.docx