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Multiple-criteria Optimization Lecture 11 (5/11/2016)

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Presentation on theme: "Multiple-criteria Optimization Lecture 11 (5/11/2016)"— Presentation transcript:

1 Multiple-criteria Optimization Lecture 11 (5/11/2016)

2 Multi-criteria Optimization Goal Programming (pre-emptive, non-pre- emptive) Pareto-set generating methods

3 Timber and Non-Timber Tradeoffs Tóth et al. (2006): For. Sci. 52(1):93-107 Tóth-McDill (2008): Environ. Model. Assess. 13:1-15

4 The Concept of Pareto-Optimality and Dominance Pareto- or Efficient Frontier Non-dominated or efficient alternatives Solutions below the frontier are dominated and of no interest to the decision makers The ideal solution is unattainable due to conflict in objectives

5 Pareto-Optimality Cont. A management alternative is efficient or Pareto-optimal with respect to a set of competing management objectives if no improvement is possible in achieving any of the objectives without compromising another one (the concept is due to Pareto 1908)

6 The Weighted Objective Functions Method

7 The ε - Constraining Method

8 Decomposition based on the Tschebyseff Metric

9 The Alpha-Delta Method

10 The Triangles Method

11 Solution Times

12 The Alpha-Delta Method with 3 objectives Iteration 2Iteration 1

13 The Weighted-Method in 3D

14 Bundle 3 Bundle 28 Bundle 31 Bundle 43 Bundle 1 Bundle 31 Bundle 3 Example#1: Pack Forest

15 Example#2: Tauranga-Taupo Catchment in New Zealand


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