"Normal modes"@en . "Depth discrimination"@en . . . "Source depth discrimination"@fr . . "Conan" . "37e9805094badfa583205b7d01604c9f" . "Array processing"@fr . "Ewen" . "Matched mode processing"@fr . "Mode filtering"@fr . "Modal propagation"@fr . "Ewen Conan" . . "Binary classification"@fr .