S. Negahdaripour, X. Xu, A. Khamene; Applications of direct 3D motion estimation for underwater machine vision systems, Proceedings of IEEE OCEANS'98 Conference, pp. 51 - 55, September 1998.
S. Negahdaripour, X. Xu, A. Khamene, Z. Awan; 3-D motion and depth estimation from sea-floor images for mosaic-based station-keeping and navigation of ROVs/AUVs and high-resolution sea-floor mapping, Proceedings of 1998 Symposium on Autonomous Underwater Vehicle Technology, pp. 191 - 200, June 1998.
S. Negahdaripour, S. Zhang, X. Xun, A. Khamene; On shape and motion recovery from underwater imagery for 3D mapping and motion-based video compression, Proceedings of IEEE OCEANS'98 Conference, pp. 277 - 281, September 1998.