Search Results - "Siderius, Martin"

Bottom profiling by correlating beam-steered noise sequences by Harrison, Chris H., Siderius, Martin

“…It has already been established that by cross-correlating ambient noise time series received on the upward and downward steered beams of a drifting vertical…”
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A passive fathometer technique for imaging seabed layering using ambient noise by Siderius, Martin, Harrison, Chris H., Porter, Michael B.

“…A passive acoustics method is presented that uses the ocean ambient noise field to determine water depth and seabed sub-bottom layering. Correlating the noise…”
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Adaptive passive fathometer processing by Siderius, Martin, Song, Heechun, Gerstoft, Peter, Hodgkiss, William S, Hursky, Paul, Harrison, Chris

“…Recently, a technique has been developed to image seabed layers using the ocean ambient noise field as the sound source. This so called passive fathometer…”
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Bayesian geoacoustic inversion using wind-driven ambient noise by Quijano, Jorge E., Dosso, Stan E., Dettmer, Jan, Zurk, Lisa M., Siderius, Martin, Harrison, Chris H.

“…This paper applies Bayesian inversion to bottom-loss data derived from wind-driven ambient noise measurements from a vertical line array to quantify the…”
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Cold war era acoustics: Foundational research on ocean ambient noise by Siderius, Martin

“…The Reflections series takes a look back on historical articles from The Journal of the Acoustical Society of America that have had a significant impact on the…”
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Jeffrey Nystuen: An innovator in the field of ocean ambient sound by Siderius, Martin

“…It is a testament to Jeff Nystuen’s pioneering research that many of us now think about ocean ambient sound rather than ocean ambient noise. The term noise…”
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Model and data-driven homework problems for learning signal processing concepts by Siderius, Martin

“…The Electrical and Computer Engineering Department at Portland State University offers a course in Sensor Array Processing. The content is designed to be…”
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Trans-dimensional geoacoustic inversion of wind-driven ambient noise by Quijano, Jorge E, Dosso, Stan E, Dettmer, Jan, Zurk, Lisa M, Siderius, Martin

“…This letter applies trans-dimensional Bayesian geoacoustic inversion to quantify the uncertainty due to model selection when inverting bottom-loss data derived…”
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Passive fathometer processing by Gerstoft, Peter, Hodgkiss, William S., Siderius, Martin, Huang, Chen-Fen, Harrison, Chris H.

“…Ocean acoustic noise can be processed efficiently to extract Green's function information between two receivers. By using noise array-processing techniques, it…”
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Effects of ocean thermocline variability on noncoherent underwater acoustic communications by Siderius, Martin, Porter, Michael B., Hursky, Paul, McDonald, Vincent

“…The performance of acoustic modems in the ocean is strongly affected by the ocean environment. A storm can drive up the ambient noise levels, eliminate a…”
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Underwater acoustic propagation and scattering from a dynamic rough sea surface using the Finite-Difference Time-Domain method by Higgins, Alex, Siderius, Martin

“…Models for underwater acoustic propagation typically assume that the sea surface is smooth or rough but frozen in time. Long-duration transmissions on the…”
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Michael J. Buckingham: Leading the way in ocean ambient noise processing and modeling by Siderius, Martin

“…Nearly 40 years ago, Michael Buckingham published a theoretical model for ocean ambient noise in shallow water. His pioneering work of the late 1970s and early…”
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Probabilistic acoustic predictions leveraging NESBA and ARGO measurements by Stevens, Bill, Siderius, Martin

“…Ocean acoustic propagation models used for sonar performance prediction often rely on global or regional ocean modeling and data assimilation, or monthly…”
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Effects of sea-surface conditions on passive fathometry and bottom characterization by Means, Steven L., Siderius, Martin

“…Recently, a method has been developed that exploits the correlation properties of the ocean's ambient noise to measure water depth (a passive fathometer) and…”
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A novel and computationally efficient subgrid technique for modeling scattering and Doppler effects of rough dynamic sea surfaces using the finite-difference time-domain method by Higgins, Alex, Siderius, Martin

“…Over the last decade, the improvements in computational performance that multiprocessing, solid-state hard drives, and fast memories have brought to desktop…”
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Acoustic scattering from dynamic rough ocean surfaces using finite-difference time-domain modeling techniques by Higgins, Alex, Siderius, Martin

“…Established models for underwater acoustic propagation and scattering typically assume the sea-surface to be either perfectly smooth or rough but static in…”
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Environmental information content of ocean ambient noise by Siderius, Martin, Gebbie, John

“…In recent years, methods have been developed to estimate a variety of environmental parameters based on measurements of the ocean ambient noise. For example,…”
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Optimal environmental estimation with ocean ambient noise by Gebbie, John, Siderius, Martin

“…This article presents an asymptotically optimal technique for estimating environmental parameters from ocean ambient noise. Noise from wind and breaking waves…”
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Signal processing ocean ambient sound for environmental awareness by Siderius, Martin, Gebbie, John

“…Signal processing methods have been developed that use ocean ambient sound to estimate environmental parameters such as the seabed properties. The techniques…”
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Implementation and analysis of high-performance cloud computing for underwater acoustic modeling applications by Higgins, Alex, Siderius, Martin

“…In the last few years advances in compute speeds have plateaued and multi/parallel processing (MPP) has been the way forward. With the advent of multiple…”
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