/**
 * @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 "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 NICE::Config *conf;

public:
  /**
   * standard constructor
   * @param conf configfile
   * @param section section name in configfile for classifier
   */
  FPCnone( const NICE::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