/** 
 * @file FPCnone.h
 * @brief bad hack, not realy a classifier, returns the first values as classification result
 * @author Björn Fröhlich
 * @date 18/06/2010

 */
#ifndef FPCnoneDEF
#define FPCnoneDEF

#include <objrec/nice.h>

#include "vislearning/classifier/classifierbase/FeaturePoolClassifier.h"
#include "vislearning/classifier/fpclassifier/logisticregression/SLR.h"
#include "vislearning/cbaselib/FeaturePool.h"

namespace OBJREC {

class FPCnone : public FeaturePoolClassifier
{
    protected:
	
	//! the featurepool
	FeaturePool fp;
		
	//! config file;
	const Config *conf;
	
    public:
	/**
	 * standard constructor
	 * @param conf configfile
	 * @param section section name in configfile for classifier
	 */
	FPCnone( const Config *conf, std::string section="SMLR");
      
	
	/**
	 * simple constructor -> does nothing
	 */
	FPCnone ();

	/**
	 * simple destructor
	 */
	~FPCnone();

	/**
	 * main classification function
	 * @param pce input feature
	 * @return a classification result
	 */
	ClassificationResult classify ( Example & pce );

	/**
	 * start training
	 * @param fp a featurepool (how to handle which features...)
	 * @param examples input features
	 */
	void train ( FeaturePool & _fp, Examples & examples );

	/**
	 * clone this object
	 * @return a copy of this object
	 */
	FeaturePoolClassifier *clone () const;

	/**
	 * set complexity for the next training process e.g. number of weak classifiers
	 * @param size new complexity
	 */
	void setComplexity ( int size );

	/** IO functions */
	void restore (std::istream & is, int format = 0);
	void store (std::ostream & os, int format = 0) const;
	void clear ();
};

} // namespace

#endif