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Transit Modeling Guidance by Rosella Picado and ... - FSUTMSOnline

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Feedback loop control<br />

Model exits the travel time feedback loop when it<br />

reaches convergence or performs the maximum number<br />

of loops<br />

• Convergence is measured <strong>by</strong> travel time <strong>and</strong> link volume<br />

average percent change<br />

• Convergence threshold is a user-input<br />

• Maximum number of loops is a user input<br />

Successive averages are used to compute the feedback<br />

volumes

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