BalancedConditionalProbabilityTree.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 Chiyuan Zhang
 * Copyright (C) 2012 Chiyuan Zhang
 */

#ifndef BALANCEDCONDITIONALPROBABILITYTREE_H__
#define BALANCEDCONDITIONALPROBABILITYTREE_H__

#include <shogun/multiclass/tree/ConditionalProbabilityTree.h>

namespace shogun
{

class CBalancedConditionalProbabilityTree: public CConditionalProbabilityTree
{
public:
    CBalancedConditionalProbabilityTree();

    virtual ~CBalancedConditionalProbabilityTree() {}

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

    void set_alpha(float64_t alpha);

    float64_t get_alpha() const { return m_alpha; }

protected:
    virtual bool which_subtree(node_t *node, SGVector<float32_t> ex);

private:
    int32_t tree_depth(node_t *node);

    float64_t m_alpha; 
};

} /* shogun */ 

#endif /* end of include guard: BALANCEDCONDITIONALPROBABILITYTREE_H__ */