Example usage for org.apache.commons.math3.util MathArrays safeNorm

Introduction

In this page you can find the example usage for org.apache.commons.math3.util MathArrays safeNorm.

Prototype

public static double safeNorm(double[] v) 

Source Link

Document

Returns the Cartesian norm (2-norm), handling both overflow and underflow.

Usage

From source file:nars.predict.RNNBeliefPrediction.java

public static double[] normalize(double[] x) {
    double d = MathArrays.safeNorm(x);
    if (d == 0)//ww w  . j  a v  a  2 s.c o  m
        return x;
    for (int i = 0; i < x.length; i++)
        x[i] /= d;
    return x;
}

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