FWSOSVM.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) 2014 Shell Hu
 * Copyright (C) 2014 Shell Hu
 */

#ifndef __FW_SOSVM_H__
#define __FW_SOSVM_H__

#include <shogun/lib/config.h>

#include <shogun/machine/LinearStructuredOutputMachine.h>

namespace shogun
{

class CFWSOSVM : public CLinearStructuredOutputMachine
{
public:
    CFWSOSVM();

    CFWSOSVM(CStructuredModel* model, CStructuredLabels* labs,
            bool do_line_search = true, bool verbose = false);

    ~CFWSOSVM();

    virtual const char* get_name() const { return "FWSOSVM"; }

    virtual EMachineType get_classifier_type();

    float64_t get_lambda() const;

    void set_lambda(float64_t lbda);

    int32_t get_num_iter() const;

    void set_num_iter(int32_t num_iter);

    float64_t get_gap_threshold() const;

    void set_gap_threshold(float64_t gap_threshold);

    float64_t get_ell() const;

    void set_ell(float64_t ell);

protected:
    virtual bool train_machine(CFeatures* data = NULL);

private:
    void init();

private:
    float64_t m_lambda;

    int32_t m_num_iter;

    bool m_do_line_search;

    float64_t m_gap_threshold;

    float64_t m_ell;

}; /* CFWSOSVM */

} /* namespace shogun */

#endif