How to use
initializeSearch
method
in
org.ddogleg.optimization.quasinewton.LineSearchFletcher86

Best Java code snippets using org.ddogleg.optimization.quasinewton.LineSearchFletcher86.initializeSearch (Showing top 2 results out of 315)

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private void myMethod () {
 OutputStreamWriter o =OutputStream out;new OutputStreamWriter(out)
OutputStream out;String charsetName;new OutputStreamWriter(out, charsetName)
HttpURLConnection connection;new OutputStreamWriter(connection.getOutputStream())
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}

@Override
public void init(double funcAtZero, double derivAtZero, double funcAtInit, double initAlpha,
         double stepMin, double stepMax ) {
  if( stepMax <= 0 )
    throw new IllegalArgumentException("stepMax must be greater than zero");
  initializeSearch(funcAtZero, derivAtZero, funcAtInit,initAlpha);
  fzero = funcAtZero;
  gzero = derivAtZero;
  
  stprev = 0;
  fprev = funcAtZero;
  gprev = derivAtZero;
  mode = 0;
  converged = false;
  this.stmax = (fmin-fzero)/(ftol*gzero);
  this.stpmax = stepMax;
  this.updated = false;
}

@Override
public void init(double funcAtZero, double derivAtZero, double funcAtInit, double initAlpha,
         double stepMin, double stepMax ) {
  if( stepMax <= 0 )
    throw new IllegalArgumentException("stepMax must be greater than zero");
  initializeSearch(funcAtZero, derivAtZero, funcAtInit,initAlpha);
  fzero = funcAtZero;
  gzero = derivAtZero;
  
  stprev = 0;
  fprev = funcAtZero;
  gprev = derivAtZero;
  mode = 0;
  converged = false;
  this.stmax = (fmin-fzero)/(ftol*gzero);
  this.stpmax = stepMax;
  this.updated = false;
}

Popular methods of LineSearchFletcher86

<init>
setConvergence
bracket
Searches for an upper bound.
checkSmallStep
Checks to see if alpha is changing by a significant amount. If it change is too small it can get stu
interpolate
Use either quadratic of cubic interpolation to guess the minimum.
section
Using the found bracket for alpha it searches for a better estimate.
setModeToSection
getStep
init
setFunction

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How to use initializeSearchmethodin org.ddogleg.optimization.quasinewton.LineSearchFletcher86

Best Java code snippets using org.ddogleg.optimization.quasinewton.LineSearchFletcher86.initializeSearch (Showing top 2 results out of 315)

How to use
initializeSearch
method
in
org.ddogleg.optimization.quasinewton.LineSearchFletcher86