Examples with BufferedDataContainer org.knime.core.node.BufferedDataContainer used on opensource projects

Example 16 with BufferedDataContainer

use of org.knime.core.node.BufferedDataContainer in project knime-core by knime.

the class OneSampleTTestStatistics method getTTestTable.

/**
 * Get the test result of the t-test, for the assumption of equal
 * variance and the assumption of unequal variances.
 * @param exec the execution context
 * @return the t-test results
 */
public BufferedDataTable getTTestTable(final ExecutionContext exec) {
    DataTableSpec outSpec = getTableSpec();
    BufferedDataContainer cont = exec.createDataContainer(outSpec);
    int r = 0;
    for (List<DataCell> cells : getTTestCells()) {
        cont.addRowToTable(new DefaultRow(RowKey.createRowKey(r), cells));
        r++;
    }
    cont.close();
    BufferedDataTable outTable = cont.getTable();
    return outTable;
}

Example 17 with BufferedDataContainer

use of org.knime.core.node.BufferedDataContainer in project knime-core by knime.

the class OneSampleTTestStatistics method getDescStatsTable.

/**
 * Get descriptive statistics
 * @param exec
 * @return the descriptive statistics for each column test column
 */
public BufferedDataTable getDescStatsTable(final ExecutionContext exec) {
    DataTableSpec outSpec = getDescStatsSpec();
    BufferedDataContainer cont = exec.createDataContainer(outSpec);
    int r = 0;
    for (List<DataCell> cells : getDescStatsCells()) {
        cont.addRowToTable(new DefaultRow(RowKey.createRowKey(r), cells));
        r++;
    }
    cont.close();
    BufferedDataTable outTable = cont.getTable();
    return outTable;
}

Example 18 with BufferedDataContainer

use of org.knime.core.node.BufferedDataContainer in project knime-core by knime.

the class PairedTTestNodeModel method getDescriptiveStatisticsTable.

/**
 * Get table with descriptive statistics
 * @param result test statistic
 * @param exec the exection context
 * @return a combined table of the test statistic
 */
private BufferedDataTable getDescriptiveStatisticsTable(final PairedTTestStatistics[] result, final ExecutionContext exec) {
    BufferedDataContainer cont = exec.createDataContainer(PairedTTestStatistics.getDescStatsSpec());
    int r = 0;
    for (int i = 0; i < result.length; i++) {
        for (List<DataCell> cells : result[i].getDescStatsCells()) {
            cont.addRowToTable(new DefaultRow(RowKey.createRowKey(r), cells));
            r++;
        }
    }
    cont.close();
    return cont.getTable();
}

Example 19 with BufferedDataContainer

use of org.knime.core.node.BufferedDataContainer in project knime-core by knime.

the class PairedTTestNodeModel method getTestStatisticsTable.

/**
 * Get table with test statistics
 * @param result test statistic
 * @param exec the exection context
 * @return a combined table of the test statistic
 */
private BufferedDataTable getTestStatisticsTable(final PairedTTestStatistics[] result, final ExecutionContext exec) {
    BufferedDataContainer cont = exec.createDataContainer(PairedTTestStatistics.getTableSpec());
    int r = 0;
    for (int i = 0; i < result.length; i++) {
        for (List<DataCell> cells : result[i].getTTestCells()) {
            cont.addRowToTable(new DefaultRow(RowKey.createRowKey(r), cells));
            r++;
        }
    }
    cont.close();
    return cont.getTable();
}

Example 20 with BufferedDataContainer

use of org.knime.core.node.BufferedDataContainer in project knime-core by knime.

the class TwoSampleTTestNodeModel method getLeveneStatistices.

/**
 * Get the table with the Levene-Test statistics
 * @param leveneResult the Levene-Test results
 * @param exec the execution context
 * @return the table with the Levene-Test statistics
 */
private BufferedDataTable getLeveneStatistices(final LeveneTestStatistics[] leveneResult, final ExecutionContext exec) {
    BufferedDataContainer cont = exec.createDataContainer(LeveneTestStatistics.getTableSpec());
    int r = 0;
    for (int i = 0; i < leveneResult.length; i++) {
        for (List<DataCell> cells : leveneResult[i].getTTestCells()) {
            cont.addRowToTable(new DefaultRow(RowKey.createRowKey(r), cells));
            r++;
        }
    }
    cont.close();
    return cont.getTable();
}