slep_options.h

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/*
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * Written (W) 2012 Sergey Lisitsyn
 * Copyright (C) 2012 Sergey Lisitsyn
 */

#ifndef  SLEP_OPTIONS_H_
#define  SLEP_OPTIONS_H_


#define IGNORE_IN_CLASSLIST

#include <shogun/lib/config.h>
#ifdef USE_GPL_SHOGUN

#include <stdlib.h>
#include <shogun/lib/SGMatrix.h>
#include <shogun/lib/SGVector.h>

namespace shogun
{

#ifndef DOXYGEN_SHOULD_SKIP_THIS
IGNORE_IN_CLASSLIST enum slep_mode
{
    MULTITASK_GROUP,
    MULTITASK_TREE,
    FEATURE_GROUP,
    FEATURE_TREE,
    PLAIN,
    FUSED
};

IGNORE_IN_CLASSLIST enum slep_loss
{
    LOGISTIC,
    LEAST_SQUARES
};

IGNORE_IN_CLASSLIST struct slep_result_t
{
    SGMatrix<double> w;
    SGVector<double> c;

    slep_result_t(SGMatrix<double> w_, SGVector<double> c_)
    {
        w = w_;
        c = c_;
    }
};

IGNORE_IN_CLASSLIST struct slep_options
{
    bool general;
    int termination;
    double tolerance;
    int max_iter;
    int restart_num;
    int n_nodes;
    int n_tasks;
    int regularization;
    int n_feature_blocks;
    int* ind;
    double rsL2;
    double* ind_t;
    double* G;
    double* gWeight;
    double q;
    SGVector<index_t>* tasks_indices;
    slep_loss loss;
    slep_mode mode;
    slep_result_t* last_result;

    static slep_options default_options()
    {
        slep_options opts;
        opts.general = false;
        opts.termination = 0;
        opts.tolerance = 1e-3;
        opts.max_iter = 1000;
        opts.restart_num = 100;
        opts.regularization = 0;
        opts.q = 2.0;
        opts.gWeight = NULL;
        opts.ind = NULL;
        opts.ind_t = NULL;
        opts.G = NULL;
        opts.rsL2 = 0.0;
        opts.last_result = NULL;
        opts.tasks_indices = NULL;
        opts.loss = LOGISTIC;
        opts.mode = MULTITASK_GROUP;
        return opts;
    }
};
#endif
}
#endif //USE_GPL_SHOGUN
#endif   /* ----- #ifndef SLEP_OPTIONS_H_  ----- */