Decision-Making Without
decydeWARE™
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Decision-Making With
decydeWARE™
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1. Picking the factors to be used:
Faced with making a decision, the corporate decision-maker must decide
what factors are relevant.
For example, what are the factors that contribute to investment risk?
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1. Picking the factors to be used:
decydeWARE™ provides
the decision-maker with a list of the factors relevant to the decision.
The decision-maker chooses from the list, then enters the factors to
be used.
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2. Setting the risk tolerance:
Corporate decisions can range all the way from very conservative to very
speculative. This is a matter of choice.
Decision-makers generally set the risk tolerance parameters intuitively.
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2. Setting the risk tolerance:
decydeWARE™ prompts
the decision-maker to choose a risk tolerance level from a menu
- anywhere from very conservative to very speculative.
Then decydeWARE™
sets predefined parameters for that risk tolerance level.
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3. Choosing the logic:
The corporate decision-maker chooses the informal "if…then"
logic to be used to arrive at a conclusion. This logic can be based
on experience and/or on knowledge or expertise.
If experience or expertise is limited the decision-maker will only have
one or two rules-of-thumb to reason with. Some speculation will be required.
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3. Choosing the logic:
decydeWARE™ uses
the same informal, experience-based "if…then" logic.
The technology can reason with lots of rules. Or, with very few,
i.e. decydeWARE™
can extrapolate. And do this with mathematical rigor.
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4. Collecting the evidence:
Next, the corporate decision-maker collects evidence on each of the factors.
- Some of this evidence can be hard, i.e. precise, clear, unambiguous.
- Some can be soft, i.e. imprecise, fuzzy, ambiguous.
- Some can be encoded in numbers, i.e. quantitative, or statistical.
- Some can be encoded in words, i.e. verbal or written opinions, perceptions,
hunches, points-of-view, intuition.
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4. Collecting the evidence:
decydeWARE™ provides
a structured method for the decision-maker to collect and enter
a mixture of soft and hard evidence, numbers and words.
decydeWARE™ can
also collect electronic information directly where it is available
in databases, on LANs, or on the Internet. .
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5. Summing up the evidence:
Corporate decision-makers do much of the summing up in their heads.
They mentally combine the mixture of hard and soft information that
they have collected, i.e. the opinions, perceptions, hunches, points-of-view,
rumor, guesstimates,
numbers and statistics. And, form an opinion about the current situation.
For example, in our decision-maker's opinion, based on the evidence,
"The market environment is poor."
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5. Summing up the evidence:
decydeWARE™ can
compute with both numbers and words. And, decydeWARE™
is not affected by moods or the time of day.
decydeWARE™ uses
fuzzy arithmetic to do the summing up. The output is a consistent
and mathematically rigorous assessment of the current situation.
It may confirm or disconfirm the decision-maker's intuitive opinion.
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6. Drawing the conclusions:
Decision-makers use professional judgement to draw conclusions. The reasoning
is generally based on experience.
Sometimes the current situation matches experience exactly, and
the conclusions are easy. Sometimes the two do not match exactly,
and some speculation is necessary.
The less experience and/or the weaker the evidence the more speculation
is required.
For example, our decision-maker knows from experience that, "If
the market environment is good, then the investment risk is low."
But the decision-maker's opinion is that "the market environment
is poor." Now our decision-maker must extrapolate to come to a conclusion
about the investment risk.
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6. Drawing the conclusions:
Having aggregated the evidence, decydeWARE™
draws mathematically rigorous conclusions using fuzzy logic. And,
it can do this even if there is only one rule-of-thumb to go on.
If the present does not match the past decydeWARE™
extrapolates conclusions, i.e. like people, it speculates.
decydeWARE™ draws
consistent and mathematically rigorous conclusions about individual
factors.
Or about combinations of these factors.
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7. Making the decision:
Finally, the corporate decision-maker decides on an action based
on the conclusions about risk. "Invest? Or not?"
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7. Making the decision:
If required, decydeWARE™
can recommend a course of action based on the conclusions.
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8. Reporting the results:
Responsible corporate decision-making requires accountability.
The decision-maker should be able to provide a written or verbal justification
for the decision.
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8. Reporting the results:
decydeWARE™
provides a report on each factor, and on any combinations of factors,
and provides a detailed paper trail.
These reports include an accounting of the process
- the logic and risk tolerance used;
- the evidence and its sources.
And the results of the process:
- anecdotal conclusions;
- graphical profiles of these conclusions;
- recommendations, if required.
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