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///////////////////////////////////////////////////////////////////////////////
// For information as to what this class does, see the Javadoc, below. //
// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, //
// 2007, 2008, 2009, 2010, 2014, 2015, 2022 by Peter Spirtes, Richard //
// Scheines, Joseph Ramsey, and Clark Glymour. //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation; either version 2 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program; if not, write to the Free Software //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
///////////////////////////////////////////////////////////////////////////////
package edu.cmu.tetrad.sem;
import edu.cmu.tetrad.graph.GraphNode;
import edu.cmu.tetrad.graph.SemGraph;
import edu.cmu.tetrad.util.TetradSerializable;
import java.io.IOException;
import java.io.ObjectInputStream;
/**
* Stores the freeParameters for an instance of a SemEstimatorGibbs.
*
* @author Frank Wimberly
*/
public final class SemEstimatorGibbsParams implements TetradSerializable {
private static final long serialVersionUID = 23L;
private final double tolerance;
private SemIm startIm;
private boolean flatPrior;
private int numIterations;
private double stretch;
/**
*
*/
private SemEstimatorGibbsParams(SemIm startIm) {
// note that seed is never used... just as well to get rid of it?
this.startIm = startIm;
this.flatPrior = false;
this.stretch = 0.0;
this.numIterations = 1;
this.tolerance = 0.0001;
}
/**
* Generates a simple exemplar of this class to test serialization.
*/
public static SemEstimatorGibbsParams serializableInstance() {
SemGraph graph = new SemGraph();
graph.addNode(new GraphNode("X"));
return new SemEstimatorGibbsParams(new SemIm(new SemPm(graph))
);
}
public SemIm getStartIm() {
return this.startIm;
}
public void setStartIm(SemIm startIm) {
this.startIm = startIm;
}
public double getStretch() {
return this.stretch;
}
public void setStretch(double stretch) {
this.stretch = stretch;
}
public double getTolerance() {
return this.tolerance;
}
public int getNumIterations() {
return this.numIterations;
}
public void setNumIterations(int numIterations) {
this.numIterations = numIterations;
}
public boolean isFlatPrior() {
return this.flatPrior;
}
public void setFlatPrior(boolean flatPrior) {
this.flatPrior = flatPrior;
}
/**
* Adds semantic checks to the default deserialization method. This method must have the standard signature for a
* readObject method, and the body of the method must begin with "s.defaultReadObject();". Other than that, any
* semantic checks can be specified and do not need to stay the same from version to version. A readObject method of
* this form may be added to any class, even if Tetrad sessions were previously saved out using a version of the
* class that didn't include it. (That's what the "s.defaultReadObject();" is for. See J. Bloch, Effective Java, for
* help.
*/
private void readObject(ObjectInputStream s)
throws IOException, ClassNotFoundException {
s.defaultReadObject();
}
}
