data.h

一个简单灵活的数据挖掘实验平台

/************************************************************************/
/*		AUTHOR:   Leiming Hong                                          */
/*		INST.:    South China Univ. of Tech.							*/
/*      Date:     2005-09-26                                            */
/*      FUNC:     Vector represents an instance                         */      
/************************************************************************/
#ifndef _DATA_H_
#define _DATA_H_
#include <vector>
using namespace std;
class Data
{
public:
	Data(int size);
	Data(const double* values,int size);
	Data(vector<double> values);
	Data(const Data& data);
	~Data();
public:
	int size() const;
	double get_weight() const;
	void set_weight(double weight);
	/** Gets and sets the double value of without checking bounds*/
	double& operator[](int index);
	string to_string();
protected:
	int _size;       //: length of the double values
	double _weight;  //: weight of the mining vector
	double* _values; //: double array values
};
#endif