Examples with TwoDimTable water.util.TwoDimTable used on opensource projects

Example 21 with TwoDimTable

use of water.util.TwoDimTable in project h2o-3 by h2oai.

the class SVD method createModelSummaryTable.

private TwoDimTable createModelSummaryTable(SVDModel.SVDOutput output) {
    if (null == output._d)
        return null;
    String[] colTypes = new String[_parms._nv];
    String[] colFormats = new String[_parms._nv];
    String[] colHeaders = new String[_parms._nv];
    Arrays.fill(colTypes, "double");
    Arrays.fill(colFormats, "%5f");
    for (int i = 0; i < colHeaders.length; i++) colHeaders[i] = "sval" + String.valueOf(i + 1);
    return new TwoDimTable("Singular values", null, new String[1], colHeaders, colTypes, colFormats, "", new String[1][], new double[][] { output._d });
}

Example 22 with TwoDimTable

use of water.util.TwoDimTable in project h2o-3 by h2oai.

the class TwoDimTableTest method run1.

@Test
public void run1() {
    TwoDimTable table = new TwoDimTable("My foo bar table", "Corner value", new String[] { "First row", "R2", "Row #3", "Last row is here:" }, new String[] { "DoubleValue", "S2", "My Terrible Percent Value" }, new String[] { "double", "string", "double" }, new String[] { "%5.8e", "%s", "%5.8g %%" }, "", new String[][] { new String[] { null, "One", null }, new String[] { null, null, null }, new String[] { null, "Three", null }, new String[] { null, "FooBar", null } }, new double[][] { new double[] { 1.123, emptyDouble, 3200034.00001 }, new double[] { 123.34, emptyDouble, 1.0 }, new double[] { emptyDouble, emptyDouble, 3234.00001 }, new double[] { 3.33420923423423, emptyDouble, 3.40234234 } });
    String ts = table.toString();
    assertTrue(ts.length() > 0);
    Log.info(ts);
    String json = new TwoDimTableV3().fillFromImpl(table).toJsonString();
    Log.info(json);
}

Example 23 with TwoDimTable

use of water.util.TwoDimTable in project h2o-3 by h2oai.

the class TwoDimTableTest method run7.

@Test
public void run7() {
    TwoDimTable table = new TwoDimTable("Mixed", "description", new String[] { "R0", "R1", "R2", "R3" }, new String[] { "C0", "C1", "C2", "C3" }, new String[] { "double", "float", "int", "long" }, new String[] { "%f", "%f", "%d", "%d" }, "");
    table.set(0, 0, Double.NEGATIVE_INFINITY);
    table.set(1, 0, Double.POSITIVE_INFINITY);
    table.set(2, 0, Double.NaN);
    table.set(3, 0, Math.PI);
    table.set(0, 1, Float.NEGATIVE_INFINITY);
    table.set(1, 1, Float.POSITIVE_INFINITY);
    table.set(2, 1, Float.NaN);
    table.set(3, 1, Float.MIN_VALUE);
    table.set(0, 2, Integer.MAX_VALUE);
    table.set(1, 2, Integer.MIN_VALUE);
    table.set(2, 2, Double.NaN);
    table.set(3, 2, 0);
    table.set(0, 3, Long.MAX_VALUE);
    table.set(1, 3, Long.MIN_VALUE);
    table.set(2, 3, Double.NaN);
    table.set(3, 3, null);
    String ts = table.toString();
    assertTrue(ts.length() > 0);
    Log.info(ts);
    assertTrue(table.get(0, 0).equals(Double.NEGATIVE_INFINITY));
    assertTrue(table.get(1, 0).equals(Double.POSITIVE_INFINITY));
    assertTrue(table.get(2, 0).equals(Double.NaN));
    assertTrue(table.get(3, 0).equals(Math.PI));
    assertTrue(table.get(0, 1).equals(Float.NEGATIVE_INFINITY));
    assertTrue(table.get(1, 1).equals(Float.POSITIVE_INFINITY));
    assertTrue(table.get(2, 1).equals(Float.NaN));
    assertTrue(table.get(3, 1).equals(Float.MIN_VALUE));
    assertTrue(table.get(0, 2).equals(Integer.MAX_VALUE));
    assertTrue(table.get(1, 2).equals(Integer.MIN_VALUE));
    assertTrue(table.get(2, 2).equals(Double.NaN));
    assertTrue(table.get(3, 2).equals(0));
    assertTrue(table.get(0, 3).equals(Long.MAX_VALUE));
    assertTrue(table.get(1, 3).equals(Long.MIN_VALUE));
    assertTrue(table.get(2, 3).equals(Double.NaN));
    assertTrue(table.get(3, 3) == null);
    String json = new TwoDimTableV3().fillFromImpl(table).toJsonString();
    Log.info(json);
}

Example 24 with TwoDimTable

use of water.util.TwoDimTable in project h2o-3 by h2oai.

the class TwoDimTableTest method run10.

@Test
public void run10() {
    Frame fr = null;
    try {
        int OFFSET = 5;
        String data = "1\n3\n4\nNA\n";
        Key k1 = ParserTest.makeByteVec(data);
        Key r1 = Key.make();
        fr = ParseDataset.parse(r1, k1);
        assertTrue(fr.numRows() == 4);
        System.out.println(fr);
        TwoDimTable table = fr.toTwoDimTable(0, 4);
        assertTrue(table.getColTypes()[0] == "long");
        //min
        assertTrue((long) table.get(0, 0) == 1);
        //mean
        assertTrue((double) table.get(1, 0) > 2.66);
        //mean
        assertTrue((double) table.get(1, 0) < 2.67);
        //sd
        assertTrue((double) table.get(2, 0) > 1.52);
        //sd
        assertTrue((double) table.get(2, 0) < 1.53);
        //max
        assertTrue((long) table.get(3, 0) == 4);
        //missing
        assertTrue((long) table.get(4, 0) == 1);
        assertTrue((long) table.get(0 + OFFSET, 0) == 1);
        assertTrue((long) table.get(1 + OFFSET, 0) == 3);
        assertTrue((long) table.get(2 + OFFSET, 0) == 4);
        assertTrue(Double.isNaN((double) table.get(3 + OFFSET, 0)));
    } finally {
        if (fr != null)
            fr.delete();
    }
}

Example 25 with TwoDimTable

use of water.util.TwoDimTable in project h2o-3 by h2oai.

the class ModelMetricsClustering method createCentroidStatsTable.

/**
   * Populate TwoDimTable from members _size and _withinss
   * @return TwoDimTable
   */
public TwoDimTable createCentroidStatsTable() {
    if (_size == null || _withinss == null)
        return null;
    List<String> colHeaders = new ArrayList<>();
    List<String> colTypes = new ArrayList<>();
    List<String> colFormat = new ArrayList<>();
    colHeaders.add("Centroid");
    colTypes.add("long");
    colFormat.add("%d");
    colHeaders.add("Size");
    colTypes.add("double");
    colFormat.add("%.5f");
    colHeaders.add("Within Cluster Sum of Squares");
    colTypes.add("double");
    colFormat.add("%.5f");
    final int K = _size.length;
    assert (_withinss.length == K);
    TwoDimTable table = new TwoDimTable("Centroid Statistics", null, new String[K], colHeaders.toArray(new String[0]), colTypes.toArray(new String[0]), colFormat.toArray(new String[0]), "");
    for (int k = 0; k < K; ++k) {
        int col = 0;
        table.set(k, col++, k + 1);
        table.set(k, col++, _size[k]);
        table.set(k, col, _withinss[k]);
    }
    return table;
}