Example usage for edu.stanford.nlp.util ArrayUtils toPrimitive

Introduction

In this page you can find the example usage for edu.stanford.nlp.util ArrayUtils toPrimitive.

Prototype

public static double[] toPrimitive(Double[] in) 

Source Link

Usage

From source file:structure.matrix.SparseMatrix.java

License:Open Source License

public int[] selectRow(int threshold) {
    List<Integer> list = Lists.newArrayList();
    for (int i = 0; i < numRows; i++) {
        int nnz = rowPtr[i + 1] - rowPtr[i];
        if (nnz >= threshold)
            list.add(i);//from   ww  w  . ja v a2s. com
    }
    Integer[] select = new Integer[list.size()];
    list.toArray(select);
    return ArrayUtils.toPrimitive(select);
}

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From source file:structure.matrix.SparseMatrix.java

License:Open Source License

public int[] selectColumn(int threshold) {
    List<Integer> list = Lists.newArrayList();
    for (int i = 0; i < numColumns; i++) {
        int nnz = colPtr[i + 1] - colPtr[i];
        if (nnz >= threshold)
            list.add(i);/*from w  ww .j  a  v  a 2 s  .co  m*/
    }
    Integer[] select = new Integer[list.size()];
    list.toArray(select);
    return ArrayUtils.toPrimitive(select);
}

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From source file:structure.matrix.SparseMatrix.java

License:Open Source License

private int[] randSequence(int num, int total) {
    List<Integer> list = Lists.newArrayList();
    for (int i = 0; i < total; i++)
        list.add(i);//from ww w .  j  a va2 s .co  m
    Collections.shuffle(list);
    List<Integer> sub = list.subList(0, num);
    Integer[] array = new Integer[num];
    sub.toArray(array);
    return ArrayUtils.toPrimitive(array);
}

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