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Advance Statistical Method CIT 6093 ARKANSAS STATE UNIVERSITY Department of Computer & Information Technology Fall

Dr. Ahmad Syamil. Advance Statistical Method CIT 6093 ARKANSAS STATE UNIVERSITY Department of Computer & Information Technology Fall 2005. Chapter Sixteen. OBJECTIVES. METRIX SCALING MDS TECHNOLOGIES APPLICATION OF MDS TECHNICAL DESCRIPTION MDPREF PROGRAMS.

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Advance Statistical Method CIT 6093 ARKANSAS STATE UNIVERSITY Department of Computer & Information Technology Fall

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  1. Dr. Ahmad Syamil Advance Statistical Method CIT 6093 ARKANSAS STATE UNIVERSITY Department of Computer & Information Technology Fall 2005 Chapter Sixteen

  2. OBJECTIVES • METRIX SCALING • MDS TECHNOLOGIES • APPLICATION OF MDS • TECHNICAL DESCRIPTION • MDPREF PROGRAMS

  3. MULTIDIMENSIONAL SCALING OF SIMILARITIES DATA Metric of Scaling • Constructing Similar Matrix • Unfolding the Similarities • Plotting Each Object Cont’d…

  4. MULTIDIMENSIONAL SCALING OF SIMILARITIES DATA Perceptual Map of 15 Soda Beverages Stress = .08 • Diet Pepsi(1) • Diet Coke (11) • Diet Sprite (8) • Diet 7Up (4) • Pepsi-Cola (3) • New Coke (9) • R.C. Cola (7) • 7Up (15) • Coke Classic (13) • Sprite (6) • Dr. Pepper (14) • Mountain Dew (12) • Cherry Coke (2) • Slice (5) Cont’d… • Orange Crush (10)

  5. MULTIDIMENSIONAL SCALING OF SIMILARITIES DATA Technical Description • Similarities Matrix • Producing Special Maps • Assumptions and Limitations • Attributes to the MDS Map Cont’d…

  6. MULTIDIMENSIONAL SCALING OF SIMILARITIES DATA MDS Programs • KYST • MDPREF • INDSCAL • ALSCAL Cont’d…

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