# Subject size for nose-tail base detection

Aim

To optimize the size of the detected subject, so that the body points are correctly found.

Procedure

Choose the option depending on which method for estimating the body points you are using.

▪For Any species / Default or Rodents / Default:

See Advanced detection settings: Subject size (one subject per arena).

▪For Rodents / For occlusions and Other species / For occlusions:

See Advanced detection settings: Subject size (multiple animals per arena).