https://it.mathworks.com/help/driving/ref/groundtruthmultisignal.selectlabelsbysignaltype.html
selectLabelsBySignalType - Select multisignal ground truth labels by signal type - MATLAB
This MATLAB function selects labels of the signal types specified by signalTypes from a groundTruthMultisignal object, gTruth.
by signal typeground truthselectlabelsmatlab