Thursday, September 17, 2009

Categories of models pg 140
















Category: Optimisation of problems with few alternatives
  • Process & Objective: Find the best solution from a small number of alternatives
  • Representative Techniques: Decision Tables & Decision Trees


Category: Optimisation via algorithm
  • Process & Objective: Find the best solution from a lareg number of alternatives, using a step by step improvement process.
  • Representative Techniques: Linear and other mathematical programming models, network models.

Category: Optimisation via an analytical formula
  • Process & Objective: Find the best solution in one step using a formula.
  • Representative Techniques: Some inventory models.

Category: Simulation
  • Process & Objective: Finding a good enough solution or the best among the alternatives checked using experimentation.
  • Representative Techniques: Several types of simulation.

Category: Heuristics
  • Process & Objective: Find a good enough solution using rules.
  • Representative Techniques: Heuristic programming, expert systems.

Category: Predictive models
  • Process & Objective: Predict the future for a given scenario.
  • Representative Techniques: Forecasting models, Markov analysis

Category: Other models
  • Process & Objective: Solve a what if case using a formula.
  • Representative Techniques: Financial modeling, waiting lines.


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