Optimization
Fitting a Dynamic Model
Introduction This example takes us through the beginning of the triple pendulum example again.
Go to Fitting a Dynamic ModelGlider Optimization
%matplotlib inline import pynamics from pynamics.frame import Frame from pynamics.variable_types import Differentiable,Constant from pynamics.
Go to Glider OptimizationLeast Squares Optimization
%matplotlib inline import numpy import numpy.random import matplotlib.pyplot as plt import numpy.
Go to Least Squares OptimizationScipy Optimization Example
This short example shows you how to use the scipy minimize function to identify model parameters.
Go to Scipy Optimization ExampleSolving Nonlinear Problems with Scipy Optimize and pyCMA
Introduction Nonlinear solvers can suffer from the possibility of reaching local minima if the initial guess is too far away from the best minimum solution.
Go to Solving Nonlinear Problems with Scipy Optimize and pyCMAOther Resources
- Glider Code from Week 13
External Resources
Least Squares
- https://textbooks.math.gatech.edu/ila/least-squares.html
- http://ltcconline.net/greenl/courses/203/matrixonvectors/leastsquares.htm
Nonlinear Least Squares