Visual-SLAM is a special case of 'Simultaneous Localization and Mapping' in which a camera is used to gather exteroceptive sensory data. Below is a set of topics you need to understand for Visual-SLAM ...
YOLOv7 is more accurate and faster than YOLOv5 by 120% FPS, than YOLOX by 180% FPS, than Dual-Swin-T by 1200% FPS, than ConvNext by 550% FPS, than SWIN-L by 500% FPS, than PPYOLOE-X by 150% FPS.