Search Results - "MacDougald, Darcy J."

Acoustic backscatter measurements from littoral seabeds at shallow grazing angles at 4 and 8 kHz by HINES, Paul C, OSLER, John C, MACDOUGALD, Darcy J

“…Direct measurement of acoustic scattering from the seabed at shallow grazing angles and low kilohertz frequencies presents a considerable challenge in littoral…”
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Measurements of acoustic backscatter at shallow grazing angles at low kHz frequencies by Hines, Paul C., Osler, John C., MacDougald, Darcy J.

“…The acoustic backscattering strength of the seabed has been demonstrated to be one of the key inputs required in sonar performance prediction models. Yet,…”
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Seabed and sub-bottom classification using measurements of normal incidence backscatter from 1–10 kHz by Osler, John C., Hines, Paul C., MacDougald, Darcy J.

“…It has been established that the first and second normal incidence acoustic returned from the seabed can be used as a classification tool to discriminate…”
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Azimuthal variability of acoustic backscatter from 3 to 8 kHz on the New Jersey continental shelf by Hines, Paul C., MacDougald, Darcy J., Osler, John C.

“…The acoustic backscattering strength of the seabed has been demonstrated to be one of the key inputs required in sonar performance prediction (SPP) models…”
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Spatially coincident measurements of acoustic backscatter and forward scatter at shallow grazing angles by Hines, Paul C., Osler, John C., Stewart, Shawn A., MacDougald, Darcy J.

“…Direct measurement of acoustic scattering from the seabed at shallow grazing angles presents a considerable challenge in littoral waters. Specifically, returns…”
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