could i use SLAM with one camera only?
It's possible, but a bit more complicated than using two cameras. You are essentially using parallax in time (the camera position at one instant, and then the camera position at the next instant) to do feature recognition and localization.
Two resources for this come to mind:
Asked: 2011-02-16 05:29:06 -0500
Seen: 2,555 times
Last updated: Mar 02 '11