https://ch.mathworks.com/help/nav/ref/posegraph.html
poseGraph - Create 2-D pose graph - MATLAB
A poseGraph object stores information for a 2-D pose graph representation.
createposegraphmatlab
https://www.mathworks.com/help/lidar/ref/lidarscanmap.posegraph.html
poseGraph - Create 2-D pose graph from lidar scan map - MATLAB
This MATLAB function creates a pose graph from the 2-D lidar scan map object scanMapObj.
lidar scancreatepose