Figure 1.

ArUco tracking hardware and classification parameters. A, Dimensions of the ArUco marker mounting assembly as positioned on a 3D-rendered rat. B, Behavioral chamber components. C, Instance of an identified ArUco marker through the custom Python ArUco marker tracking program, as well as an example of occlusion where the marker could not be identified. D, Overhead display of a rat inside of the behavioral chamber with the region of interest for engagement outlined in blue. E, ArUco tracking parameters, based on the yaw angle, for engagement and distraction classification while inside the region of interest. F, Examples of distraction and engagement classifications, during active and inter-trial periods.