protected class PowellMinimizer.PowellImpl extends SteepestDescentMinimizer.SteepestDescentImpl
linesearch, problem| Modifier | Constructor and Description |
|---|---|
protected |
PowellImpl(C2OptimProblem problem) |
| Modifier and Type | Method and Description |
|---|---|
Vector |
getDirection(Vector xk)
Get the next search direction.
|
double |
getIncrement(Vector xk,
Vector dk)
Get the increment fraction, αk.
|
minimizer, minimum, search, setInitials, stepprotected PowellImpl(C2OptimProblem problem) throws Exception
Exceptionpublic double getIncrement(Vector xk, Vector dk)
SteepestDescentMinimizer.SteepestDescentImplgetIncrement in class SteepestDescentMinimizer.SteepestDescentImplxk - the current minimizerdk - the search directionpublic Vector getDirection(Vector xk)
SteepestDescentMinimizer.SteepestDescentImplgetDirection in class SteepestDescentMinimizer.SteepestDescentImplxk - the current minimizerCopyright © 2010-2020 NM FinTech Ltd.. All Rights Reserved.