January 1998 VOLUME 23 NUMBER 1 IJOEDY(ISSN 0364-9059)

NONTECHNICAL CONTENT
Front cover and table of contents
Back cover

PAPERS
Paul M. Baggenstoss Adaptive pulselength correction (APLECORR): A strategy for waveform optimization in ultrawideband active sonar 1
Anna M. Crawford and Alex E. Hay A simple system for laser-illuminated video imaging of sediment suspension and bed topography 12
Anatoly L. Fabrikant, John L. Spiesberger, Anisim A. Silivra, and Harley E. Hurlburt Estimating climatic temperature change in the ocean with synthetic acoustic apertures 20
Gregory Kaduchak and Charles M. Loeffler Relationship between material parameters and target strength of fluid-filled spherical shells in water: Calculations and observations 26
David  M. Lane, Mike J. Chantler, and Dongyong Dai Robust tracking of multiple objects in sector-scan sonar image sequences using optical flow motion estimation 31
Didier Mauuary, Bernard Faure, and Abderrahman Essebarr Vertical synthetic aperture sonar for ocean acoustic tomography 47
Craig P. Sayers, Richard P. Paul, Louis L. Whitcomb, and Dana R. Yoerger Teleprogramming for subsea teleoperation using acoustic communication 60