My team has been collaborating with Maps folks for the last year+ to power great AR experiences, and while the feature below isn’t AR per se, it leverages the same tech stack to address a longstanding problem with GPS. Per 9to5 Google,
Google is now letting you “Calibrate with Live View” to improve the accuracy of the blue dot in Maps. Most are familiar with the dot that marks current location having a beam to signify what direction you’re pointed in. […]
Tapping the blue circle will open a full-screen menu with the new option at the bottom under “Save your parking.” This will launch the same camera UI used by Live View and should only take a few seconds of panning.
Afterwards, your location should be highly accurate and not jump around. Meanwhile, the beam is replaced by a solid arrow.