October 1996 VOLUME 21 NUMBER 4 IJOEDY(ISSN 0364-9059)


 SPECIAL ISSUE ON Inversion techniques and the variability of sound propagation in shallow water

NONTECHNICAL CONTENT
Front cover and table of contents
Back cover

EDITORIAL
James H. Wilson, Subramaniam D. Rajan, and J. Mark Null Inversion techniques and the variability of sound propagation in shallow water 321

SPECIAL ISSUE PAPERS
Jean-Pierre Hermand and Peter Gerstoft Inversion of broad-band multitone acoustic data from the YELLOW SHARK summer experiments 324
N. Ross Chapman and C. E. Lindsay Matched-field inversion for geoacoustic model parameters in shallow water 347
Andrea Caiti, Sérgio M. Jesus, and Åge Kristensen Geoacoustic seafloor exploration with a towed array in a shallow water area of the Strait of Sicily 355
T. C. Yang and T. W. Yates Acoustic inversion of bottom reflectivity and bottom sound-speed profile 367
John M. Ozard, Maureen L. Yeremy, N. Ross Chapman, and Michael J. Wilmut Matched-field processing in a range-dependent shallow water environment in the northeast Pacific Ocean 377
Zoi-Heleni Michalopoulou and Michael  B. Porter Matched-field processing for broad-band source localization 384
William S. Hodgkiss, David E. Ensberg, James J. Murray, Gerald L. D'Spain, Newell O. Booth, and Phil W. Schey Direct measurement and matched-field inversion approaches to array shape estimation 393
Newell O. Booth, Paul A. Baxley, Joseph A. Rice, Phil W. Schey, William S. Hodgkiss, Gerald L. D'Spain, and James J. Murray Source localization with broad-band matched-field processing in shallow water 402
Marshall V. Hall Measurement of seabed sound speeds from head waves in shallow water 413
Warren T. Wood and Dennis A. Lindwall Full waveform inversion of field sonar returns for a visco-acoustic Earth; A comparison of linearized and fully nonlinear methods 423
E. C. Shang, Y. Y. Wang, and Shaobo Sun Inversion in shallow-water using the WKB modal condition 432
G. A. Scanlon, R. H. Bourke, and James H. Wilson Estimation of bottom scattering strength from measured and modeled mid-frequency sonar reverberation levels 440
Robert D. Stoll, Edgar O. Bautista, and Tuncay Akal Generating interface waves using a freely falling, instrumented source 452
Darrell R. Jackson, Kevin B. Briggs, Kevin L. Williams, and Michael D. Richardson Tests of models for high-frequency seafloor backscatter 458
Alexandra Tolstoy Using matched-field processing to estimate shallow-water bottom properties from shot data taken in the Mediterranean Sea 471
J. Mark Null, Robert H. Bourke, and James H. Wilson Perturbative inversion of geoacoustic parameters in a shallow water environment 480

REGULAR ISSUE PAPERS
Bong-Gee Song and James A. Ritcey Spatial diversity equalization for MIMO ocean acoustic communication channels 505
Yao Zhang, Grant E. Hearn, and Pratyush Sen A neural network approach to ship track-keeping control 513
Zoran Zvonar, David Brady, and Josko Catipovic Adaptive detection for shallow-water acoustic telemetry with cochannel interference 528
Brian G. Ferguson Time-frequency signal analysis of hydrophone data 537
Timothy P. Le Bas, Michael L. Somers, Jon M. Campbell, and Russell Beale Swath bathymetry with GLORIA 545