/*
* JNI_SVM-light - A Java Native Interface for SVM-light
*
* Copyright (C) 2005
* Tom Crecelius & Martin Theobald
* Max-Planck Institute for Computer Science
*
* 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.
*
* 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., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package jnisvmlight;
/**
* Kernel parameters used by SVM-light.
*
* @author Tom Crecelius & Martin Theobald
*/
public class KernelParam {
/** Uses a linear kernel type. */
public static final int LINEAR = 0;
/** Uses a polynomial kernel type. */
public static final int POLYNOMIAL = 1;
/** Use a radial base kernel type. */
public static final int RBF = 2;
/** Uses as sigmoid kernel type. */
public static final int SIGMOID = 3;
/** Constant coefficient for extended kernels. */
public double coef_const;
/** Linear coefficient for extended kernels. */
public double coef_lin;
/** For user supplied kernel. */
public String custom;
/** Selects between LINEAR, POLYNOMIAL, RBF, or SIGMOID kernel type. */
public long kernel_type;
/** Degree of polynomial kernel. */
public long poly_degree;
/** Gamma constant for a radial base kernel. */
public double rbf_gamma;
/** Initializes the kernel parameters with the default SVM-light values. */
public KernelParam() {
this.kernel_type = LINEAR;
this.poly_degree = 3;
this.rbf_gamma = 1.0;
this.coef_lin = 1.0;
this.coef_const = 0.0;
this.custom = new String("empty");
}
}