Example usage for org.apache.commons.math3.linear BlockRealMatrix getRowVector

Introduction

In this page you can find the example usage for org.apache.commons.math3.linear BlockRealMatrix getRowVector.

Prototype

@Override
public RealVector getRowVector(final int row) throws OutOfRangeException 

Source Link

Usage

From source file:gamlss.utilities.MatrixFunctions.java

/**
 * Append rows of the matrices.//from w  w  w .j a va  2 s .co  m
 * @param m1 - first matrix
 * @param m2 - second matrix
 * @return m1.append.m2
 */
public static BlockRealMatrix appendMatricesRows(final BlockRealMatrix m1, final BlockRealMatrix m2) {
    BlockRealMatrix out = new BlockRealMatrix(m1.getRowDimension(),
            m1.getColumnDimension() + m2.getColumnDimension());
    for (int i = 0; i < m1.getRowDimension(); i++) {
        out.setRowVector(i, m1.getRowVector(i).append(m2.getRowVector(i)));
    }
    return out;
}

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