Biomedical Engineering Reference
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involved in a measurement system:
— human activities, where the individual is acting as a sensing part, in a mea-
suring and reacting function, being an active node system in a measurement
system, i.e., providing quality sensing information and acting in the environ-
ment.
— human activities, where the individual is equipped with sensor data and can
provide an extended analysis and decisions, i.e., perform more adequate.
— A combination of the above functions.
These types of activities can be identified in daily activities and there is a com-
mon value to understand these premises. The performance may be improved if
the awareness is considered and the human limitations are explored.
For example, the driver's involvement is quite different when driving the car
in daylight contra a dark night, compensating the limited control of the situation
by using all senses to percept the situation. The passenger also has a passive at-
titude to the driving situations. If the passenger is feeling secure, an indirect per-
ception of the situation noticed, but if feeling insecured then this will be make the
passenger more active in the driving process.
The human as a constant sensing creature is a complex system of verifying
activities in confirming that the situation is under control. This specific situation
makes use of every existing and performing sensing ability in the body, and may
occur in daily situations when taking the elevator, preparing dinner or collecting
the kids from day nursery.
It may be of interest to know our own behaviour during daily activities and to
estimate the type of involved activities, according to the above list, when acting in
different interactions, for example:
— when telling your friend that you have noticed that his bicycle has a flat tyre.
— when deciding to stop because a warning sign is flashing on the instrument of
the car.
“If I have known, I would have done it in a different way”
is maybe an excuse, but would it really have made the person to make another
decision if he had been equipped with more information?
We should experience our own behaviours during a day and try to determine
each situation related to the type of involvement. The personal situation can, with
advantage, use the same premises as used for the verification of artificial system
performance, as stated in Section 5.4. The make, observe, evaluate and estimate
objectives may also in daily situations be used as a verification phase of an indi-
vidual's performance. How do we make use of data, can we make conclusions
from how we observe behaviours, evaluate the perceptual process or estimate our
decision strategy? These are complex questions to be answered and even more
complicated to be aware of, but still the difference between human perception and
complex perceptual systems are still conceptually not too different.
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