st point for frame 10400.
 
<p>pTrkTS – TimeStamp at which the frames were labelled (or tracked) (-Inf for unlabeled/untracked frames)</p>
 
<p>pTrkTag – Occlusion data (numpoints x numframes x numtrx), 0=unoccluded and is the default, 1==occluded and is what you get using shift-click in Sequential labeling mode or the letter o when a point is selected in Template mode.</p>
 
<p>pTrkFrm (1 x 1-numframes) These are the frames labeling the 3rd dimension of pTrk (and 4th dimension of pTrkFull). In so