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181 lines
4.5 KiB
Plaintext
181 lines
4.5 KiB
Plaintext
/////////////////////////////////////////////////////////////////////////////
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// Matrix.h :
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// Interface of the class CMatrix
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// Author : freeia
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// Modified Date : 3/11/2003
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// E-mail : freeia@163.com
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// Company/School : hdcad
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _MATRIX_H
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#define _MATRIX_H
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#include <vector>
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using namespace std;
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typedef vector <double> VDOUBLE;
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typedef vector <VDOUBLE> TMatrix;
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class CMatrix
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{
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/************************************************************************
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* the interface function of the class CMatrix *
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************************************************************************/
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public:
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/////////////////////////////////////////////////////////////////////////
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// Construction and Destruction
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CMatrix();
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CMatrix(CMatrix& cMatrixB);
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~CMatrix();
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TMatrix m_pTMatrix;
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/////////////////////////////////////////////////////////////////////////
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// According to the parameters nRow & nCol to construct a matrix
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CMatrix(unsigned int nRow, unsigned int nCol);
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/////////////////////////////////////////////////////////////////////////
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// This function initialize the matrix :
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// the matrix which has been initialized has 0 row & 0 column, and
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// all elements in it is zeros.
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//
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void Initialize();
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/////////////////////////////////////////////////////////////////////////
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// This function initialize the matrix :
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// all elements in it is zeros.
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//
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void InitializeZero();
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/////////////////////////////////////////////////////////////////////////
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// To make random in the elements of the matrix and the elements of the
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// matrix has been randomized between -1 and 1.These elements must be
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// decimal fractions.
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//
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void RandomInitialize();
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/////////////////////////////////////////////////////////////////////////
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// Overload Operations
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// 'CMatrix + CMatrix'
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CMatrix operator + (CMatrix& cMatrixB);
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// 'CMatrix - CMatrix'
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CMatrix operator - (CMatrix& cMatrixB);
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// 'CMatrix * CMatrix'
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CMatrix operator * (CMatrix& cMatrixB);
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// 'CMatrix * double'
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CMatrix operator * (double nValue);
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// 'CMatrix = CMatrix'
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CMatrix& operator = (CMatrix& cMatrixB);
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CMatrix& operator = (const CMatrix& cMatrixB);
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// 'CMatrix += CMatrix'
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CMatrix& operator += (CMatrix& cMatrixB);
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// 'CMatrix .* CMatrix'
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CMatrix operator / (CMatrix& cMatrixB);
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CMatrix Transpose();
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/////////////////////////////////////////////////////////////////////////
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// Inverse the matrix
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//
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CMatrix Inverse();
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unsigned int GetMatrixRowNumber() const
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{
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return m_nRow;
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}
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/////////////////////////////////////////////////////////////////////////
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// Get the matrix Colum Number
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//
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unsigned int GetMatrixColNumber() const
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{
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return m_nCol;
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}
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void CopySubMatrixFromVector(CMatrix& cMatrix,unsigned int nIndex);
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void CopySubMatrix(CMatrix& cMatrix,unsigned int nStartX,unsigned int nStartY);
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void CopyMatrix(CMatrix& cMatrix);
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CMatrix MergeColumnsToColumnVector();
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CMatrix Sigmoid();
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CMatrix SigmoidDerivative();
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CMatrix tanh();
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CMatrix tanhDerivative();
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CMatrix Tansig();
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CMatrix TansigDerivative();
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void MakeAllColumnElementsSameValue(unsigned int nRowIndex);
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void Eye();
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double GetSystemError() const;
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CMatrix AbsoluteValue();
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void GetMatrixData(CMatrix& cMatrix, unsigned int nIndex);
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void SetMatrixData(CMatrix& cMatrix, unsigned int nIndex);
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void GetMatrixRowData(CMatrix& cMatrix, unsigned int nIndex, unsigned int nRow);
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void SetMatrixRowData(CMatrix& cMatrix, unsigned int nIndex, unsigned int nRow);
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/////////////////////////////////////////////////////////////////////////
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// Get the total value of the matrix
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double GetTotalElementValue();
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void nncpyi(CMatrix &cMatrix, unsigned int nTimes);
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void nncpyd(CMatrix &cMatrix);
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void nncpy (CMatrix& cMatrix, unsigned int nTimes);
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public:
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unsigned int m_nRow;
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unsigned int m_nCol;
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void SetMatrixRowNumber(unsigned int nRow);
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void SetMatrixColNumber(unsigned int nCol);
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void SetMatrixRowAndCol(unsigned int nRow,unsigned int nCol);
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void SwapMatrixRow(unsigned int nRow1,unsigned int nRow2);
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void SwapMatrixCol(unsigned int nCol1,unsigned int nCol2);
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};
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/////////////////////////////////////////////////////////////////////////////
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// overload operator 'double - CMatrix'
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CMatrix operator - (double nValue,CMatrix& cMatrixB);
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CMatrix MergeMatrix(CMatrix& cMatrixA,CMatrix& cMatrixB);
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#endif // _MATRIX_H |