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Optimization. Gary Garrison Dave Calkins. Optimization. Basics Potential Pitfalls Available Controls Specific interfaces Best fit points to points Best fit points to surfaces Relationship fit USMN. Basics. Over-determined system Input system/Objective f(x) Solution space

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Presentation Transcript
optimization

Optimization

Gary Garrison

  • Dave Calkins
optimization1
Optimization
  • Basics
  • Potential Pitfalls
  • Available Controls
  • Specific interfaces
    • Best fit points to points
    • Best fit points to surfaces
    • Relationship fit
    • USMN
basics
Basics
  • Over-determined system
  • Input system/Objective f(x)
  • Solution space
  • Local and global minima
  • Stopping condition
search method
Search method
  • “Run Optimization”
    • Newton Raphson
    • Quick
  • “Run Direct Search”
    • Hooke and Jeeves
    • Robust (local minima)
potential pitfalls
Potential Pitfalls
  • Long run time
  • Really short run time
  • Highly leveraged fit
  • Wrong solution
available controls
Available Controls
  • OK to cancel & apply fit
  • User Options, Units tab
  • Starting condition
  • Working Frame during fit
  • Iterative Approach
  • Weighting
specific interfaces
Specific Interfaces
  • Best fit points to points
  • Best fit points to objects
  • Relationship fit
  • USMN