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MANAGEMENT INFORMATION SYSTEM
TOPIC: Expert System
Executive Information System
Virtual Reality
By:- Alok Kumar Yadav
MBA Iind Year
Expert System provides expert advise for Operational course like equipment diagnosic or managerial decission as portfolio management
An Expert system is a Knowledge programme that covers the problem by capturing the expertise of a human in a limited domains of knowledge & experience
Overview of Expert Systems
• Can…
– Explain their reasoning or suggested decisions
– Display intelligent behavior
– Draw conclusions from complex relationships
– Provide portable knowledge
• Expert system shell
– A collection of software packages and tools used to develop expert systems
Components of anExpert System (1)
• Knowledge base
– Stores all relevant information, data, rules, cases, and relationships used by the expert system
• Inference engine
– Seeks information and relationships from the knowledge base and provides answers, predictions, and suggestions in the way a human expert would
• Rule
– A conditional statement that links given conditions to actions or outcomes
Inferenceengine
Explanationfacility
Knowledgebase
acquisitionfacility
Userinterface
Knowledgebase
Experts User
Advantages of Expert Systems
• Easy to develop and modify
• Consistent Decision
• Provides More Alternatives
• Expert System Help Preserve & Reproduce the Knowledge of Expert
Limitations of Expert Systems
• Not widely used or tested• Limited to relatively narrow problems• Cannot readily deal with “mixed” knowledge• Possibility of error• Cannot refine own knowledge base• Difficult to maintain• May have high development costs• Raise legal and ethical concerns
EXECUTIVE INFORMATION SYSTEM
•
• Executive Information System
is a type of management information system intended to facilitate and support the information & decision making needs of senior executives by providing easy access to both internal & external information relevant to meeting the strategic goal of the organization.
Purpose of an EIS
• Gives managers access to the data
• Promotes managerial learning
• Provides timely information
• Looking at the data leads to questions
• Identifies trends
• Measures performance
Types of EISs
• Corporate Management
– E.g., Management functions, human resources, financial data, correspondence, performance measures, etc. (whatever is interesting to executives)
• Technical Information Dissemination
– E.g., Energy, environment, aerospace, weather, etc.
Characteristics of an EIS
• Tailored to executive’s information needs
• Reports
• Analysis and graphics
• “Drill-down” process
• Easy to use
• Have a Future Orientation
Advantage of an EIS
• A tool for the senior manager
• Direct on-line access to relevant information
• Timely and accurate
• For individuals with limited time, limited keyboarding skills, and little direct experience with computers
• An EIS is easy to navigate
Disadvantage of an EIS
• Function are limited ,cannot perform complex
• Executives may encounter information overload
• Difficult to keep data
• May lead to less reliable and insecure data
• It is a expensive
VIRTUAL REALITY
Virtual Reality is a technology which allows a user to interact with a computer-simulated environment
IMPACT OF VIRTUAL REALITY
Virtual reality will be integrated into daily life and activity, and will be used in various human ways
Techniques will be developed to influence human behavior, interpersonal communication, and cognition
As we spend more and more time in virtual space, there will be a gradual "migration to virtual space", resulting in important changes in economics, worldview, and culture.
Virtual reality can also be used to induce body transfer illusions
APPLICATIONS OF VIRTUAL REALITY IN BUSINESS
Retailing and Marketing
Design and Manufacturing
Accounting an d Finance
Training and Human Resources