Decision Support Systems
About decisions to be made
By understanding the data better, you can use it more effectively
creating decision options,
identifying alternatives and
support in evaluation functions
providing and making the right decision
systems that increase the probability.
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Features of KDS
• It is aimed at planning the future.
• Rather than replacing the decision maker,
It helps to give.
• It is under the control of the user.
• Able to adapt to changing conditions and decision situations
It is flexible.
• It is user interactive.
• Analytical models are used to analyze data and produce solutions.
• Able to adapt to changing conditions and decision situations
It is flexible.
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Qualifications Decision Support Systems Expert Systems
Purposes To assist the decision maker To replace an expert
Who decides? Decision-making person or system System
Main goal Decision making Brings individual expertise into the system
do not transfer
Basic routing
direction
decision making computer
directs.
computer decision maker
directs.
Type of problem Specific, rarely recurring Problem that occurs constantly
Reasoning
ability
No Yes but limited
Don't explain
ability
Limited Yes
In Which Situations Should Expert System Be Used?
• Decision-making logic is a rule
to the hierarchy
If it can be converted
• Decision making situation
if it is complicated,
• APPLICATION; suggestion, classification,
diagnosis, interpretation, explanation,
assessing the situation, forecasting
choosing a solution
If he focuses on
In Which Situations Should Expert System Be Used?
• Expert systems, when necessary
should be used in such cases.
• Depending on the monotony of the job
expert system often
need to use
is heard and the number of users,
use of expert system
economical in terms of cost
If there are large enough numbers to make
Using expert systems
It is recommended.
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Example Expert Systems
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Field Expert System Purpose
Biology
CRYSALIS Interpreting the 3D structures of proteins
DENDRAL Determination of molecular structures
Electronic
Diagnosing faults in ACE Telephone Networks
Diagnosing IN-ATE Oscilloscope errors
CADHELP Computer aided design assistance
SOPHIE Circuit diagnosis help
Medicine
PUFF Diagnosis of lung diseases
VM Examination of intensive care diseases
MYCIN Diagnosis and treatment of bacterial infections
Thermo-dynamic REACTOR Diagnosis and solution of reactor accidents
Mining PROSPECTOR Interpretation of geological data for mineral exploration studies
Informatics
Diagnosis of faulty parts in BDS Switched networks
YES/MVS Control/monitoring for IBM MVS operating system
