An AR home experience method in a large scene

[0205] In this embodiment, an AR home experience system suitable for large scenes is designed on the basis of the AR technology of natural feature identification and binocular tracking positioning and local mapping technology. When using the system, place the identification map on the target position, and the user uses a binocular camera to identify the home identification map. After successful identification, three-dimensional virtual household items will appear on the home identification map. At this time, the system will switch to large In the environment tracking and positioning and local mapping mode, the system will use the built environment map as the identification object to locate the virtual home items, and the virtual home can still remain in the environment without the identification map. This system has changed the traditional home experience, and at the same time, it can be applied to larger scenarios, expanding the scope of use of AR for map recognition, and has ...