Implements cubic interpolation back tracking line search. More...
#include <ROL_CubicInterp_U.hpp>
Inheritance diagram for ROL::CubicInterp_U< Real >:
Public Member Functions | |
| CubicInterp_U (ParameterList &parlist) | |
| void | initialize (const Vector< Real > &x, const Vector< Real > &g) override |
| void | run (Real &alpha, Real &fval, int &ls_neval, int &ls_ngrad, const Real &gs, const Vector< Real > &s, const Vector< Real > &x, Objective< Real > &obj) override |
| Public Member Functions inherited from ROL::LineSearch_U< Real > | |
| virtual | ~LineSearch_U () |
| LineSearch_U (ParameterList &parlist) | |
| void | setMaxitUpdate (Real &alpha, Real &fnew, const Real &fold) |
Private Attributes | |
| Real | rho_ |
| Ptr< Vector< Real > > | xnew_ |
Additional Inherited Members | |
| Protected Member Functions inherited from ROL::LineSearch_U< Real > | |
| virtual bool | status (const ELineSearchU type, int &ls_neval, int &ls_ngrad, const Real alpha, const Real fold, const Real sgold, const Real fnew, const Vector< Real > &x, const Vector< Real > &s, Objective< Real > &obj) |
| virtual Real | getInitialAlpha (int &ls_neval, int &ls_ngrad, const Real fval, const Real gs, const Vector< Real > &x, const Vector< Real > &s, Objective< Real > &obj) |
| void | setNextInitialAlpha (Real alpha) |
| bool | useLocalMinimizer () |
| bool | takeNoStep () |
Detailed Description
template<typename Real>
class ROL::CubicInterp_U< Real >
Implements cubic interpolation back tracking line search.
Definition at line 56 of file ROL_CubicInterp_U.hpp.
Constructor & Destructor Documentation
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inline |
Definition at line 66 of file ROL_CubicInterp_U.hpp.
References ROL::CubicInterp_U< Real >::rho_.
Member Function Documentation
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inlineoverridevirtual |
Reimplemented from ROL::LineSearch_U< Real >.
Definition at line 71 of file ROL_CubicInterp_U.hpp.
References ROL::Vector< Real >::clone(), ROL::LineSearch_U< Real >::initialize(), and ROL::CubicInterp_U< Real >::xnew_.
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inlineoverridevirtual |
Implements ROL::LineSearch_U< Real >.
Definition at line 76 of file ROL_CubicInterp_U.hpp.
References ROL::LineSearch_U< Real >::getInitialAlpha(), ROL::LINESEARCH_U_CUBICINTERP, ROL::LineSearch_U< Real >::status(), ROL::Trial, ROL::Objective< Real >::update(), ROL::Objective< Real >::value(), and ROL::CubicInterp_U< Real >::xnew_.
Member Data Documentation
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private |
Definition at line 58 of file ROL_CubicInterp_U.hpp.
Referenced by ROL::CubicInterp_U< Real >::CubicInterp_U().
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private |
Definition at line 59 of file ROL_CubicInterp_U.hpp.
Referenced by ROL::CubicInterp_U< Real >::initialize(), and ROL::CubicInterp_U< Real >::run().
The documentation for this class was generated from the following file:
