Perform or prepare evaluation of a set of trackers on a set of sequences for a set of experiments.
trackers (cell or structure): Array of tracker structures.
sequences (cell or structure): Array of sequence structures.
experiments (cell or structure): Array of experiment structures.
varargin[Mode] (string, optional): Evaluation mode, at the moment only 'execute' mode is supported.
varargin[Variables] (struct, optional): Additional global variables to
be merged with (override) the existing ones.
execution mode, persist even if error was encountered for a specific sequence.
applicable to 'parallel' execution mode.