1. 4-1 Chapter 4 Decision Support and Artificial Intelligence Brainpower for Your Business

2. 4-2 Chapter Overview Decisions, Decisions, Decisions Decisions, Decisions, Decisions Decision Support Systems Decision Support Systems Collaboration Systems Collaboration Systems Geographic Information Systems Geographic Information Systems Artificial Intelligence Artificial Intelligence Expert Systems Expert Systems Neural Networks Neural Networks Genetic Algorithms Genetic Algorithms Intelligent Agents Intelligent Agents

3. 4-3 Opening Case Study Continental Airlines Files High with Decision Support Continental implemented a decision support system to provide up-to-the- minute flight information. Continental implemented a decision support system to provide up-to-the- minute flight information. What other types of decision support systems could Continental Airlines implement? What other types of decision support systems could Continental Airlines implement?

4. 4-4 Introduction Types of computer-aided decision support. Types of computer-aided decision support.

5. 4-5 Decisions, Decisions, Decisions How You Make a Decision Four phases of decision making 1.Intelligence – find or recognize a problem, need, or opportunity. 2.Design – consider ways to solve the problem, fill the need, or take advantage of an opportunity. 3.Choice – examine the merits of each solution, estimate the consequences of each, and choose the best one. 4.Implementation – carry out the chosen solution, monitor the results, and make adjustments as necessary.

6. 4-6 Decisions, Decisions, Decisions Types of Decisions You Face Structured decision - processes a certain kind of information in a specified way so that you will always get the right answer. Structured decision - processes a certain kind of information in a specified way so that you will always get the right answer. Nonstructured decision - one for which there may be several “right” answers, and there is no precise way to get a right answer. Nonstructured decision - one for which there may be several “right” answers, and there is no precise way to get a right answer.

7. 4-7 Decisions, Decisions, Decisions Types of Decisions You Face Recurring decision - one that happens repeatedly, and often periodically. Recurring decision - one that happens repeatedly, and often periodically. Nonrecurring decision - one that you make infrequently. Nonrecurring decision - one that you make infrequently.

8. 4-8 Decision Support Systems Decision support system (DSS) - highly flexible and interactive IT system that is designed to support decision making when the problem is not structured. Decision support system (DSS) - highly flexible and interactive IT system that is designed to support decision making when the problem is not structured.

9. 4-9 Decision Support Systems Components of a Decision Support System

10. 4-10 Decision Support Systems Components of a Decision Support System A typical DSS has three components: A typical DSS has three components:  Model management - consists of both the DSS models and the DSS model management system.  Data management - performs the function of storing and maintaining the information that you want your DSS to use.  User interface management - allows you to communicate with the DSS.

11. 4-11 Collaboration System Collaboration system – software that is designed specifically to improve the performance of teams by supporting the sharing and flow of information. Collaboration system – software that is designed specifically to improve the performance of teams by supporting the sharing and flow of information. Lotus Notes and Microsoft Exchange. Lotus Notes and Microsoft Exchange. Supply chain management means working with your suppliers and distributors in all phases of planning, production, and distribution. Supply chain management means working with your suppliers and distributors in all phases of planning, production, and distribution.

12. 4-12 Collaboration System Web-based collaboration tools use the power of the Internet to enable people to work together effectively and efficiently. Web-based collaboration tools use the power of the Internet to enable people to work together effectively and efficiently. The peer-to-peer file-sharing feature is combined with the ability to create and edit documents collaboratively, and to send and receive text and voice messages. The peer-to-peer file-sharing feature is combined with the ability to create and edit documents collaboratively, and to send and receive text and voice messages.

13. 4-13 Geographic Information Systems Geographic information system (GIS) - a decision support system designed to work with spatial information. Geographic information system (GIS) - a decision support system designed to work with spatial information. Spatial information is any information that can be shown in map form, such as roads and the distribution of bald eagle populations. Spatial information is any information that can be shown in map form, such as roads and the distribution of bald eagle populations.

14. 4-14 Artificial Intelligence Artificial intelligence (AI) - the science of making machines imitate human thinking and behavior. Artificial intelligence (AI) - the science of making machines imitate human thinking and behavior. Robot - mechanical device equipped with simulated human senses and the capability of taking action on its own. Robot - mechanical device equipped with simulated human senses and the capability of taking action on its own.

15. 4-15 Expert Systems Expert system, or knowledge-based system - artificial intelligence system that applies reasoning capabilities to reach a conclusion. Expert system, or knowledge-based system - artificial intelligence system that applies reasoning capabilities to reach a conclusion. Expert systems are well suited for problems that are: Expert systems are well suited for problems that are:  Diagnostic (what’s wrong?)  Prescriptive (what to do?)

16. 4-16 Expert Systems Components of an Expert System Information Information  Domain expertise – the reasoning process that will solve the problem.  Problem facts – the particulars of the current situation.  “Why” information – the explanation of how the expert system asked a question or reached a conclusion.

17. 4-17 Expert Systems Components of an Expert System People People  Domain expert - provides the domain expertise in the form of problem-solving strategies.  Knowledge engineer – IT specialist who formulates the domain expertise into an expert system.  Knowledge worker or user - that’s you.

18. 4-18 Expert Systems Components of an Expert System IT Components IT Components  Knowledge base - stores the rules.  Knowledge acquisition – used to enter the rules.  Inference engine - takes the problem facts and searches the knowledge base for rules that fit.  User interface – runs the consultation.  Explanation module – where information is stored. On Your Own Traffic Lights Revisited (p. 199)

19. 4-19 Neural Networks Neural network (often called an artificial neural network or ANN) - an artificial intelligence system that is capable of finding and differentiating patterns. Neural network (often called an artificial neural network or ANN) - an artificial intelligence system that is capable of finding and differentiating patterns.

20. 4-20 Neural Networks Types of Neural Networks Self-organizing neural network - finds patterns and relationships in vast amounts of data by itself. Self-organizing neural network - finds patterns and relationships in vast amounts of data by itself. Back-propagation neural network - a neural network trained by someone. Back-propagation neural network - a neural network trained by someone. Team WorkHow Would You Classify People? (p. 202)

21. 4-21 Genetic Algorithms Genetic algorithm - an artificial intelligence system that mimics the evolutionary, survival-of- the-fittest process to generate increasingly better solutions to a problem. Genetic algorithm - an artificial intelligence system that mimics the evolutionary, survival-of- the-fittest process to generate increasingly better solutions to a problem. Genetic algorithms use three concepts of evolution: Genetic algorithms use three concepts of evolution:  Selection  Crossover  Mutation

22. 4-22 Genetic Algorithms Team Work Be a Genetic Algorithm and Put Nails in Boxes (p. 206)

23. 4-23 Intelligent Agents Intelligent agent - software that assists you, or acts on your behalf, in performing repetitive computer-related tasks. Intelligent agent - software that assists you, or acts on your behalf, in performing repetitive computer-related tasks. Four types of intelligent agents include: Four types of intelligent agents include:  Buyer agents or shopping bots  User or personal agents  Monitoring-and-surveillance or predictive agents  Data-mining agents

24. 4-24 Intelligent Agents Buyer Agents Buyer agent or shopping bot - an intelligent agent on a Web site that helps the customer find products and services. Buyer agent or shopping bot - an intelligent agent on a Web site that helps the customer find products and services.

25. 4-25 Intelligent Agents Buyer Agents Types of filtering include: Types of filtering include:  Collaborative filtering  Profile filtering  Psychographic filtering  Adaptive filtering

26. 4-26 Intelligent Agents User Agents User agents (sometimes called personal agents) - intelligent agents that take action on your behalf. User agents (sometimes called personal agents) - intelligent agents that take action on your behalf. On Your Own Go Bargain Hunting Online (p. 209)

27. 4-27 Intelligent Agents Monitoring-and-Surveillance Agents Monitoring-and-surveillance agents (also called predictive agents) - observe and report on equipment. Monitoring-and-surveillance agents (also called predictive agents) - observe and report on equipment.

28. 4-28 Intelligent Agents Data-Mining Agents Data-mining agent - operates in a data warehouse discovering information. Data-mining agent - operates in a data warehouse discovering information.

29. 4-29 Intelligent Agents Components of an Intelligent Agent Autonomy - act without your telling them every step to take. Autonomy - act without your telling them every step to take. Adaptivity - discovering, learning, and taking action independently. Adaptivity - discovering, learning, and taking action independently. Sociability - conferring with other agents. Sociability - conferring with other agents.

30. 4-30 Closing Case Studies Using Neural Networks To Categorize People Using Neural Networks To Categorize People  How accurate is it for a business to predict the future behavior of customers on the basis of past behavior? Decision Support and Artificial Intelligence in Health Care Decision Support and Artificial Intelligence in Health Care  How can DSS and AI be used to track a huge amount of qualitative and quantitative information on patients and employees?

31. 4-31 Visit the Web to Learn More www.mhhe.com/haag Learning about investing Learning about investing Researching the company behind the stock Researching the company behind the stock Finding other sources of company financials Finding other sources of company financials Making trades online Making trades online Retrieving stock quotes Retrieving stock quotes Computer-aided decision support Computer-aided decision support