How Accurate Google Maps are Built

An exclusive look inside Ground Truth, the secretive program to build the world’s best accurate maps.

Behind every accurate Google Map, there is  more complex map that’s the key to our queries but hidden from our view. The deep map contains the logic of places: their no-left-turns and freeway on-ramps, speed limits and traffic conditions. This is the data that you’re drawing from when you ask Google to navigate you from point A to point B — and last week, Google showed  the internal map and demonstrated how it was built. It’s the first time the company has let anyone watch how the project it calls GT, or “Ground Truth,” actually works.

read here

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s