Research Article
Speed Behavior of Passenger Car on Helical Ramps and Helical Bridges in Mountain Riverside City
Figure 15
Scatter plot containing the points of (GV1i, GV2i) of four ascending/descending ramps. (a) Scatter plot of ascending ramps; (b) scatter plot of descending ramps; (c) four clusters for ascending ramps; (d) four clusters for descending ramps.
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