GDSS Group Decision Support System

GDSS

1. GDSS 1 Group Decision Support System Nora Alharbi Enaam Alotaibi GDSS

2. 2 GDSS Outlines Introduction GDSS definitions GDSS objectives GDSS characteristics NGT Technology levels of GDSS Types of GDSS Characterize of handset based system Examples Conclusion References

3. 3 GDSS GDSS GDSS

4. Introduction: 4 GDSS Many organizational decisions are made by groups rather than by individuals. To encourage all members to participate in a non-threatening environment and improve their ideas. This point can made by use of technology-based group decision support systems GDSS. This would improve of each time and quality of decision , increases the satisfaction of participants and confidence of outcomes. GDSS also called as Group Process Support Systems , Electronic Meeting Systems, Electronic Meeting Aids, or simply as Group Support Systems.

5. GDSS is an information system used to support the process by which a group of people meet and interact for learning and or deciding type tasks. GDSS Definition : 5 GDSS Animated Object “An interactive, computer based system which facilitates the solution of unstructured problems by a set of decision makers working together as a group.” ( DeSanctis and Gallupe ) “Interactive computer-based environments that support concerted and coordinated team effort towards completion of joint tasks.” ( Nunamaker et al. )

6. GDSS Objectives: WHAT is the goal of GDSS 6 GDSS Animated Object It have been developed to improve the effectiveness of the group process and reduce of some problems of groups . (conformity , domination , and miscommunication)

7. 7 GDSS GDSS characteristics : Animated Object

8. The Nominal Group Technique (NGT) WHAT is NGT 8 GDSS Animated Object It is a structured variation of a small-group discussion to reach consensus

9. The Nominal Group Technique (NGT) cont. The Four Step Process to Conduct NGT: 9 GDSS Animated Object

10. Technology levels of GDSS 10 GDSS

11. Level 1: Process Support Goal - to reduce or remove communication : barriers Supports Electronic messaging Networks (Local) Public screen Anonymous input of ideas and votes Active solicitation of ideas or votes Summary and display of ideas and opinions and votes Agenda format Continuous display of the agenda, etc. 11 GDSS

12. Level 2: Decision-Making Support Adds modeling and decision analysis Goal - to reduce uncertainty and noise Provide task gains Features Planning and financial models Decision trees For Example: 12 GDSS

13. Probability assessment models For Example: Resource allocation models For Example: Social judgment 13 GDSS

14. Level 3: Rules of Order Focus on decision making process Controls its timing, content or message patterns 14 GDSS

15. Types of GDSS : 15 GDSS The strength of K-GDSS: 1- portability 2-display of voiting

16. Characterize of handset based system: Anonymity Meetings can have more participants without loss of effectives Meeting participation is improved Meetings are more focused Meeting planning is more important GSS provides a structure and control mechanism for meetings. 16 GDSS

17. Examples 1: An application of group decision support in prioritizing research projects (framework) 17 GDSS Animated Object

18. Examples 2 : Using of Group Decision support systems in Emergency in china (processes) 18 GDSS Animated Object

19. GDSS 19 GDSS GDSS 19 Conclusion: Scientific decision-making is important, It have been developed to improve the effectiveness of the group process and reduce of some problems of groups . Group decision support system is an interactive platform for expertise knowledge which can provide strong support any area of decision-making. 19 GDSS

20. GDSS 20 GDSS Reference : : GDSS 20 Read, M., Gear, T., Minkes , L., & Irving, A. (2013). Using a Group Decision Support System to Make Investment Prioritisation Decisions. San Jose, CA: IEEE. Jingyi , D., xusheng , c.(2010). The Design of Group Decision Support System for Emergency Management. Third International Symposium on Electronic Commerce and Security. Jongsawat , N., & Premchaiswadi , W. (2009). Group Awareness Information in Web-Based Group. San Antonio, TX: IEEE. Evaluation Briefs(2006), Gaining Consensus Among Stakeholders Through the Nominal Group Technique.No.7.