WEBVTT Kind: captions Language: en 00:00:00.149 --> 00:00:03.000 A robot now is deployed in a new warehouse. 00:00:03.000 --> 00:00:06.620 How can the robot create a map with the doors as landmarks? 00:00:06.620 --> 00:00:11.329 Again the robot can move on a line and has a camera to detect a door. 00:00:11.329 --> 00:00:14.490 In addition, it has its location through GPS. 00:00:14.490 --> 00:00:18.840 We can model the belief on where the new discovered landmarks are as a probability distribution 00:00:18.840 --> 00:00:21.160 over the possible locations. 00:00:21.160 --> 00:00:24.539 Just deployed, there is no landmark known. 00:00:24.539 --> 00:00:29.011 As the robot gets an image from the camera, it detects a door and places a new landmark 00:00:29.011 --> 00:00:30.250 in the map. 00:00:30.250 --> 00:00:36.690 Because of uncertainty in the robot's location, also the landmark has a probability distribution. 00:00:36.690 --> 00:00:41.440 As the robot moves, it discovers new landmarks which are added in the map with their probability 00:00:41.440 --> 00:00:44.050 distributions, resulting in a final map.