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Journal of Advanced Transportation
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Journal of Advanced Transportation
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2023
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Article
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Tab 1
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Research Article
Prediction of Ship Traffic Flow and Congestion Based on Extreme Learning Machine with Whale Optimization Algorithm and Fuzzy
c
-Means Clustering
Table 1
Classification of ship congestion adopted in this study.
Congestion level
I
II
III
IV
Description
Smooth flow
Mild congestion
Moderate congestion
Severe congestion
Congestion index range
(0, 0.3]
(0.3, 0.6]
(0.6, 0.8]
(0.8, 1]