diff options
Diffstat (limited to 'gi/posterior-regularisation/prjava/src/optimization/linesearch/NonNewtonInterpolationPickFirstStep.java')
-rw-r--r-- | gi/posterior-regularisation/prjava/src/optimization/linesearch/NonNewtonInterpolationPickFirstStep.java | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/gi/posterior-regularisation/prjava/src/optimization/linesearch/NonNewtonInterpolationPickFirstStep.java b/gi/posterior-regularisation/prjava/src/optimization/linesearch/NonNewtonInterpolationPickFirstStep.java deleted file mode 100644 index 4b354fd9..00000000 --- a/gi/posterior-regularisation/prjava/src/optimization/linesearch/NonNewtonInterpolationPickFirstStep.java +++ /dev/null @@ -1,33 +0,0 @@ -package optimization.linesearch; - -/** - * Non newtwon since we don't always try 1... - * Not sure if that is even usefull for newton - * @author javg - * - */ -public class NonNewtonInterpolationPickFirstStep extends GenericPickFirstStep{ - public NonNewtonInterpolationPickFirstStep(double initValue) { - super(initValue); - } - - public double getFirstStep(LineSearchMethod ls){ -// System.out.println("Previous step used " + ls.getPreviousStepUsed()); -// System.out.println("PreviousGradinebt " + ls.getPreviousInitialGradient()); -// System.out.println("CurrentGradinebt " + ls.getInitialGradient()); - if(ls.getPreviousStepUsed() != -1 && ls.getPreviousInitialGradient()!=0){ - double newStep = 1.01*ls.getPreviousInitialGradient()*ls.getPreviousStepUsed()/ls.getInitialGradient(); - //System.out.println("Suggesting " + newStep); - return newStep; - - } - return _initValue; - } - public void collectInitValues(WolfRuleLineSearch ls){ - - } - - public void collectFinalValues(WolfRuleLineSearch ls){ - - } -} |