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Re: Non-linear optimization
Posted:
Mar 6, 2013 5:31 PM
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"Matt J" wrote in message <kh8dvs$imu$1@newscl01ah.mathworks.com>...
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> But yes, the above is equivalent to minimizing F(x). That's what we want. Now, however, you can feed f(x) to LSQNONLIN and run its Levenberg-Marquardt routine.
And in what sense this contortion supposes to do any good?
The Gauss-Newton approximation of the square-root will certainly less accurate than working with F directly. Especially when the lower-bound is careless chosen.
Bruno
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