Simulation Analysis and Model of Current Retrieval Based on Marine Radar Sea Clutter Images

Table 6

Evaluation indicators of different observational data selection methods.

Method		Current speed indicators	Current director indicators
LSM	150 points of maximum energy are selected	0.0937	0.8708
PSO		0.2002	0.5269
LSM	1000 points of maximum energy are selected	0.0887	0.6025
PSO		0.0875	0.3556
LSM	Points higher than 1% of the maximum energy are selected	0.0947	0.2957
PSO		0.0840	0.1908
LSM	All points	0.0284	0.2289
PSO		0.0662	0.2466