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The activity of control, as with the other
primary supertasks,
can be altered by the use of packets.
Control packets allow the reasoner to tailor their reading
patterns and reflection to a given situation. Is the material being read for
pleasure, for study, or to kill time? These packets provide
information on how much processing should be performed based on the
reader's level of interest and the type of text.
Suppose the purpose of the reading event was to study a
text for a quiz the next day in class. In this situation,
the control packet responsible for studying would
be active.
Skimming and skipping of material would not be
permitted. In fact, a re-reading control packet
would be in place.
The rest of the cognitive architecture would be influenced by
eliminating the need to split attention; for example,
distractions would be minimized. If the reader is
engaged in pleasure reading, these aspects would not
be in play. Note that the ISAAC system is only designed
for pleasure reading; the discussion of the studying
control packet is a hypothesis of my theory which
is unsupported by the model at this time.
The packets also indicate how much
reflection should occur. The packets act as a guide
for the creation of the output representation;
packets which indicate that more reflection is needed
will guide the control supertask to produce
this additional representation. Reflection is generally an expensive
process, even though it tends to have large benefits to a reasoner.
But, for some texts, a reader may elect to not
reflect. Again, someone reading for pleasure
may wish to not do much reflection at all. On the
other hand, the student preparing for a quiz would have
a much higher level of reflection going on in the
cognitive architecture.
Next: Comprehending the story structure
Up: Integration, resource management, and
Previous: Reflection
Kenneth Moorman
11/4/1997