Indoor Object Measurement Through a Redundancy and Comparison Method.

Summary: Have you ever tried to measure an empty room with just your phone camera? It is really hard! Most apps get confused when a wall is too big to fit on the screen. Scientists have created a new way to fix this. They use simple math and geometry to help the phone understand the size of the room. It works without needing any fancy or expensive equipment. In tests, this new method was very accurate, making mistakes of less than 2 percent. This could be a great tool for builders and people selling houses!