Package org.apache.commons.math3.distribution

Examples of org.apache.commons.math3.distribution.PoissonDistribution.sample()

@return a random value. @since 2.2

            for ( int i = 0; i < this.connectionWeights.numRows(); i++ ) {

                // u.sample( "number of cols in weights" )

                double[] rowSamples = u.sample( this.connectionWeights.numCols() );

                this.connectionWeights.viewRow(i).assign(rowSamples);


            }
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     * MATH-720
     */
    public void testReseed() {
        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

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        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

}
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     * MATH-720
     */
    public void testReseed() {
        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

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        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

}
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     * MATH-720
     */
    public void testReseed() {
        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

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        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

}
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     * MATH-720
     */
    public void testReseed() {
        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

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        PoissonDistribution x = new PoissonDistribution(3.0);
        x.reseedRandomGenerator(0);
        final double u = x.sample();
        PoissonDistribution y = new PoissonDistribution(3.0);
        y.reseedRandomGenerator(0);
        Assert.assertEquals(u, y.sample(), 0);
    }

}
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    long totalEntries = 0;
    for (int user = 0; user < USERS; user++) {
      String userID = "U" + user;
      model.setUserVector(userID, randomVector(random));
      int itemsPerUser = itemPerUserDist.sample();
      totalEntries += itemsPerUser;
      Collection<String> knownIDs = new ArrayList<>(itemsPerUser);
      for (int i = 0; i < itemsPerUser; i++) {
        knownIDs.add("I" + random.nextInt(ITEMS));
      }
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