Segment information of links in simulation.

<p>Segment information of links in simulation.</p

The estimated travel time in three periods for link in I90.

<p>(a) Estimation comparison in five days. (b) Peak hours. (c) Non-peak hours.</p

Selection of clusters number.

<p>Selection of clusters number.</p

Simulation links with on and off ramp.

<p>Simulation links with on and off ramp.</p

Clustering results of simulating traffic flow data by K-means method.

<p>(a) Upstream of Link1. (b) Downstream of Link1. (c) Upstream of Link2. (d) Downstream of Link2. (e) Upstream of Link3. (f) Downstream of Link3.</p

Segment information of three links.

<p>Segment information of three links.</p

Clustering results of observed traffic flow data by K-means method.

<p>(a) Upstream of I5. (b) Downstream of I5. (c) Upstream of I90. (d) Downstream of I90. (e) Upstream of I405. (f) Downstream of I405.</p

Comparison of estimating results for link in I5.

<p>Comparison of estimating results for link in I5.</p

Links in application with ramps.

<p>(a) Case 1. (b) Case 2. (c) Case 3.</p

Simulation results for considering influence of entry and exit ramp.

<p>Simulation results for considering influence of entry and exit ramp.</p