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bundles / scipy 1.17.1 / scipy / optimize / _trustregion_exact / IterativeSubproblem / _initial_values

function

scipy.optimize._trustregion_exact:IterativeSubproblem._initial_values

source: /scipy/optimize/_trustregion_exact.py :274

Signature

def   _initial_values ( self ,  tr_radius )

Summary

Given a trust radius, return a good initial guess for the damping factor, the lower bound and the upper bound. The values were chosen accordingly to the guidelines on section 7.3.8 (p. 192) from [1].

Aliases

  • scipy.optimize._trustregion_exact.IterativeSubproblem._initial_values