Example usage for org.apache.commons.math3.linear AbstractRealMatrix getRowDimension

Introduction

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

Prototype

@Override
public abstract int getRowDimension();

Source Link

Document

Returns the number of rows of this matrix.

Usage

From source file:com.clust4j.utils.MatUtils.java

final static public void checkDims(final AbstractRealMatrix a) {
    int m = a.getRowDimension();
    if (m < MIN_ACCEPTABLE_MAT_LEN)
        throw new IllegalArgumentException(MAT_DIM_ERR_MSG + m);
    //if(n < MIN_ACCEPTABLE_MAT_LEN) throw new IllegalArgumentException(MAT_DIM_ERR_MSG + n);
}

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From source file:com.clust4j.utils.MatUtils.java

final static public void checkDims(final AbstractRealMatrix a, final AbstractRealMatrix b) {
    checkDims(a);/*from  ww  w. ja va  2  s. c om*/
    checkDims(b);

    int m1 = a.getRowDimension(), m2 = b.getRowDimension();
    int n1 = a.getColumnDimension(), n2 = b.getColumnDimension();

    if (m1 != m2)
        throw new DimensionMismatchException(m1, m2);
    if (n1 != n2)
        throw new DimensionMismatchException(n1, n2);
}

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