Research Article
A Decision-Making Method for Ship Collision Avoidance Based on Improved Cultural Particle Swarm
Table 2
Related data of own ship and other ships.
| Longitude | Latitude | Course | Speed | Bearing | Relative bearing | Distance | Relative speed heading | Relative | DCPA | TCPA | Collision risk |
| 23 | 30 | 0 | 50 | — | — | — | — | — | — | — | — | 23.07 | 30.02 | 220 | 60 | 71.72 | 71.72 | 4.33 | 201.89 | 103.42 | −3.31 | 1.62 | −0.077 | 22.88 | 30.01 | 310 | 60 | 275.52 | 275.52 | 7.23 | 256.03 | 47.36 | 2.41 | 8.63 | 0.057 | 23.05 | 29.98 | 260 | 60 | 114.78 | 114.78 | 3.18 | 224.36 | 84.51 | −2.99 | 0.75 | 0.28 | 22.87 | 29.97 | 40 | 60 | 255.11 | 255.11 | 7.97 | 95.98 | 38.78 | 2.84 | 11.52 | 1.17 |
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