By combining the advantages of 360-degree field of view cameras and the high resolution of conventional cameras. the hybrid stereo vision system could be widely used in surveillance. As the relative position of the two cameras is not constant over time. its automatic rectification is highly desirable when adopting a hybrid stereo vision system for practical use. https://echobookmarks.com/story19493427/sins-ar-an-efficient-smart-indoor-navigation-system-based-on-augmented-reality