Exemple #1
0
 /**
  * <p>Performs the following operation:<br>
  * <br>
  * c = &alpha; * a * b <br>
  * <br>
  * c<sub>ij</sub> = &alpha; &sum;<sub>k=1:n</sub> { * a<sub>ik</sub> * b<sub>kj</sub>}
  * </p>
  *
  * @param realAlpha real component of scaling factor.
  * @param imgAlpha imaginary component of scaling factor.
  * @param a The left matrix in the multiplication operation. Not modified.
  * @param b The right matrix in the multiplication operation. Not modified.
  * @param c Where the results of the operation are stored. Modified.
  */
 public static void mult(double realAlpha, double imgAlpha, ZMatrixRMaj a, ZMatrixRMaj b, ZMatrixRMaj c)
 {
     if (b.numCols >= EjmlParameters.CMULT_COLUMN_SWITCH)
     {
         MatrixMatrixMult_ZDRM.mult_reorder(realAlpha, imgAlpha, a, b, c);
     }
     else
     {
         MatrixMatrixMult_ZDRM.mult_small(realAlpha, imgAlpha, a, b, c);
     }
 }
Exemple #2
0
 /**
  * <p>Performs the following operation:<br>
  * <br>
  * c = a * b <br>
  * <br>
  * c<sub>ij</sub> = &sum;<sub>k=1:n</sub> { * a<sub>ik</sub> * b<sub>kj</sub>}
  * </p>
  *
  * @param a The left matrix in the multiplication operation. Not modified.
  * @param b The right matrix in the multiplication operation. Not modified.
  * @param c Where the results of the operation are stored. Modified.
  */
 public static void mult(ZMatrixRMaj a, ZMatrixRMaj b, ZMatrixRMaj c)
 {
     if (b.numCols >= EjmlParameters.CMULT_COLUMN_SWITCH)
     {
         MatrixMatrixMult_ZDRM.mult_reorder(a, b, c);
     }
     else
     {
         MatrixMatrixMult_ZDRM.mult_small(a, b, c);
     }
 }