Class L2R_LrFunction

  • All Implemented Interfaces:
    Function

    class L2R_LrFunction
    extends java.lang.Object
    implements Function
    Copyright (c) 2007-2014 The LIBLINEAR Project. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither name of copyright holders nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    • Field Summary

      Fields 
      Modifier and Type Field Description
      private double[] C  
      private double[] D  
      private Problem prob  
      private double[] z  
    • Constructor Summary

      Constructors 
      Constructor Description
      L2R_LrFunction​(Problem prob, double Cp, double Cn)  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      double fun​(double[] w)  
      int get_nr_variable()  
      void grad​(double[] w, double[] g)  
      void Hv​(double[] s, double[] Hs)  
      private void XTv​(double[] v, double[] XTv)  
      private void Xv​(double[] v, double[] Xv)  
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Field Detail

      • C

        private final double[] C
      • z

        private final double[] z
      • D

        private final double[] D
    • Constructor Detail

      • L2R_LrFunction

        public L2R_LrFunction​(Problem prob,
                              double Cp,
                              double Cn)
    • Method Detail

      • Xv

        private void Xv​(double[] v,
                        double[] Xv)
      • XTv

        private void XTv​(double[] v,
                         double[] XTv)
      • fun

        public double fun​(double[] w)
        Specified by:
        fun in interface Function
      • grad

        public void grad​(double[] w,
                         double[] g)
        Specified by:
        grad in interface Function
      • Hv

        public void Hv​(double[] s,
                       double[] Hs)
        Specified by:
        Hv in interface Function