How in the world is Matterport creating tour measurements without Lidar?

[Matterport.com](http://Matterport.com) claims to have an AI that is getting dimensions of rooms from just the pictures. How would this be possible without lidar?

Do you think they might actually be using humans to do this?


[https://matterport.com/news/matterport-and-fbs-partner-to-introduce-listing-completion-feature](https://matterport.com/news/matterport-and-fbs-partner-to-introduce-listing-completion-feature)

computervision humans think you