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Subcarrier modulation identification of underwater acoustic OFDM based on block expectation maximization and likelihood

Multi-carrier CommunicationOcean AcousticsEngineeringSubcarrier Modulation IdentificationUnderwater Acoustic CommunicationBlock Expectation MaximizationOfdm SystemUnderwater AcousticUnderwater Acoustic OfdmUnderwater CommunicationChannel EstimationSignal Processing