HMSVMLabels.cpp

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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 Fernando José Iglesias García
 * Copyright (C) 2012 Fernando José Iglesias García
 */

#include <shogun/structure/HMSVMLabels.h>

using namespace shogun;

CHMSVMLabels::CHMSVMLabels()
: CStructuredLabels()
{
}

CHMSVMLabels::CHMSVMLabels(int32_t num_labels, int32_t num_states)
: CStructuredLabels(num_labels), m_num_states(num_states)
{
    init();
}

CHMSVMLabels::CHMSVMLabels(SGVector< int32_t > labels, int32_t label_length,
        int32_t num_labels, int32_t num_states)
: CStructuredLabels(num_labels), m_num_states(num_states)
{
    REQUIRE(labels.vlen == label_length*num_labels, "The length of the labels must be "
            "equal to label_length times num_labels\n");
    init();

    for ( int32_t i = 0 ; i < labels.vlen ; i += label_length )
    {
        add_label(SGVector< int32_t >(
            SGVector< int32_t >::clone_vector(labels.vector+i, label_length),
            label_length));
    }
}

CHMSVMLabels::~CHMSVMLabels()
{
}

void CHMSVMLabels::add_label(SGVector< int32_t > label)
{
    CStructuredLabels::add_label( new CSequence(label) );
}

void CHMSVMLabels::init()
{
    SG_ADD(&m_num_states, "m_num_states", "Number of states", MS_NOT_AVAILABLE);
}