Package org.ejml.dense.row.decomposition

Class UtilDecompositons_DDRM

java.lang.Object
org.ejml.dense.row.decomposition.UtilDecompositons_DDRM
public class UtilDecompositons_DDRM
extends java.lang.Object
Helper functions for generic decompsotions.

  • Constructor Summary

    Constructors 
    Constructor Description
    UtilDecompositons_DDRM()  

  • Method Summary

    Modifier and Type Method Description
    static org.ejml.data.DMatrixRMaj checkZerosLT​(@Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)
    Creates a zeros matrix only if A does not already exist.
    static org.ejml.data.DMatrixRMaj checkZerosUT​(@Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)
    Creates a zeros matrix only if A does not already exist.
    static org.ejml.data.DMatrixRMaj ensureIdentity​(@Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)  
    static org.ejml.data.DMatrixRMaj ensureZeros​(@Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)  

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

  • Method Details

    • ensureIdentity

      public static org.ejml.data.DMatrixRMaj ensureIdentity​(@Nullable @Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)

    • ensureZeros

      public static org.ejml.data.DMatrixRMaj ensureZeros​(@Nullable @Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)

    • checkZerosLT

      public static org.ejml.data.DMatrixRMaj checkZerosLT​(@Nullable @Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)
      Creates a zeros matrix only if A does not already exist. If it does exist it will fill the lower triangular portion with zeros.

    • checkZerosUT

      public static org.ejml.data.DMatrixRMaj checkZerosUT​(@Nullable @Nullable org.ejml.data.DMatrixRMaj A, int numRows, int numCols)
      Creates a zeros matrix only if A does not already exist. If it does exist it will fill the upper triangular portion with zeros.