July 1994 VOLUME 19 NUMBER 3 IJOEDY(ISSN 0364-9059)

NONTECHNICAL CONTENT
Front cover and table of contents
Back cover

PAPERS
Colin P. Burke and D. Llanwyn Jones A signal-to-noise model for ELF propagation in subsurface regions 353
Steven O. McConnell and Douglas F. DeProspo Broad-band bottom forward loss and backscattering off San Diego 360
Edward Y. T. Kuo The perturbation characterization of reverberation from a wind-generated bubbly ocean surface--I: Theory and a comparison of backscattering strength predictions with data 368
Philip N. Denbigh Signal processing strategies for a bathymetric sidescan sonar 382
David M. Lane and John P. Stoner Automatic interpretation of sonar imagery using qualitative feature matching 391
Steven G. Schock, Lester R. Leblanc, and Satchi Panda Spatial and temporal pulse design considerations for a marine sediment classification sonar 406
Harry A. DeFerrari, Neil J. Williams, and Hien B. Nguyen A synthetic bandwidth measurement system for acoustic remote sensing of Geo-acoustic properties of bottom sediments 416
Hagit Messer The use of spectral information in optimal detection of a source in the presence of a directional interference 422
Y. T. Chan A 1-D search solution for localization from frequency measurements 431
Charles I. Malme Development of a high target strength passive acoustic reflector for low-frequency sonar applications 438
Franz S. Hover, Mark A. Grosenbaugh, and Michael S. Triantafyllou Calculation of dynamic motions and tensions in towed underwater cables 449
P. C. Ching and H. C. So Two adaptive algorithms for multipath time delay estimation 458
Peter V. Ridd Electric potential due to a ring electrode 464
Titus Lo, Henry Leung, and John Litva Low-angle radar tracking in a naval environment using a forward-backward nonlinear prediction method 468

COMMUNICATIONS
Bryan Woodward, William Forsythe, and Simon K. Hole Estimating backscattering strength for a correlation log 476
Mark V. Trevorrow and Ron C. Teichrob Self-contained acoustics platforms for probing ocean surface processes 483