Java Code Examples for tech.tablesaw.api.Table#xTabColumnPercents()

The following examples show how to use tech.tablesaw.api.Table#xTabColumnPercents() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: CrossTabs.java From tablesaw with Apache License 2.0

4 votes

@Override
public void run() throws IOException {

  // @@ intro_block
  // preparation: load the data, and add a string column to hold the months in the date col
  Table table = Table.read().csv("../data/bush.csv");
  StringColumn month = table.dateColumn("date").month();
  month.setName("month");
  table.addColumns(month);

  // perform the crossTab operation
  Table counts = table.xTabCounts("month", "who");
  System.out.println(counts);
  // @@ intro_block

  outputWriter.write(counts, "intro_block");

  // @@ who_counts
  Table whoCounts = table.xTabCounts("who");
  // @@ who_counts
  outputWriter.write(whoCounts, "who_counts");

  // @@ who_percents
  Table whoPercents = table.xTabPercents("who");
  // @@ who_percents

  // @@ who_percents_format
  whoPercents
      .columnsOfType(ColumnType.DOUBLE) // format to display as percents
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(0)));
  // @@ who_percents_format
  outputWriter.write(whoPercents, "who_percents_format");

  // @@ table_percents
  Table tablePercents = table.xTabTablePercents("month", "who");
  tablePercents
      .columnsOfType(ColumnType.DOUBLE)
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(1)));
  // @@ table_percents
  outputWriter.write(tablePercents, "table_percents");

  // @@ column_percents
  Table columnPercents = table.xTabColumnPercents("month", "who");
  // @@ column_percents
  columnPercents
      .columnsOfType(ColumnType.DOUBLE)
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(0)));

  outputWriter.write(columnPercents, "column_percents");

  // @@ row_percents
  Table rowPercents = table.xTabRowPercents("month", "who");
  // @@ row_percents
  rowPercents
      .columnsOfType(ColumnType.DOUBLE)
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(0)));
  outputWriter.write(rowPercents, "row_percents");
}

Example 2

Source File: CrossTabsExample.java From tablesaw with Apache License 2.0

4 votes

public static void main(String[] args) throws Exception {

    Table table = Table.read().csv("../data/bush.csv");
    StringColumn month = table.dateColumn("date").month();
    table.addColumns(month.setName("month"));

    // two variable counts
    Table counts = table.xTabCounts("month", "who");

    // make table print as integers with no decimals instead of the raw doubles it holds
    counts
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.ints()));

    // single variable counts
    Table whoCounts = table.xTabCounts("who");
    whoCounts
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.ints()));

    // single variable percents
    Table whoPercents = table.xTabPercents("who");
    whoPercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(0)));

    // table percents
    Table tablePercents = table.xTabTablePercents("month", "who");
    tablePercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(1)));

    // column percents
    Table columnPercents = table.xTabColumnPercents("month", "who");
    columnPercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(0)));

    // row percents
    Table rowPercents = table.xTabRowPercents("month", "who");
    rowPercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(0)));
  }

Example 3

Source File: CrossTabs.java From tablesaw with Apache License 2.0

4 votes

@Override
public void run() throws IOException {

  // @@ intro_block
  // preparation: load the data, and add a string column to hold the months in the date col
  Table table = Table.read().csv("../data/bush.csv");
  StringColumn month = table.dateColumn("date").month();
  month.setName("month");
  table.addColumns(month);

  // perform the crossTab operation
  Table counts = table.xTabCounts("month", "who");
  System.out.println(counts);
  // @@ intro_block

  outputWriter.write(counts, "intro_block");

  // @@ who_counts
  Table whoCounts = table.xTabCounts("who");
  // @@ who_counts
  outputWriter.write(whoCounts, "who_counts");

  // @@ who_percents
  Table whoPercents = table.xTabPercents("who");
  // @@ who_percents

  // @@ who_percents_format
  whoPercents
      .columnsOfType(ColumnType.DOUBLE) // format to display as percents
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(0)));
  // @@ who_percents_format
  outputWriter.write(whoPercents, "who_percents_format");

  // @@ table_percents
  Table tablePercents = table.xTabTablePercents("month", "who");
  tablePercents
      .columnsOfType(ColumnType.DOUBLE)
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(1)));
  // @@ table_percents
  outputWriter.write(tablePercents, "table_percents");

  // @@ column_percents
  Table columnPercents = table.xTabColumnPercents("month", "who");
  // @@ column_percents
  columnPercents
      .columnsOfType(ColumnType.DOUBLE)
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(0)));

  outputWriter.write(columnPercents, "column_percents");

  // @@ row_percents
  Table rowPercents = table.xTabRowPercents("month", "who");
  // @@ row_percents
  rowPercents
      .columnsOfType(ColumnType.DOUBLE)
      .forEach(x -> ((NumberColumn) x).setPrintFormatter(NumberColumnFormatter.percent(0)));
  outputWriter.write(rowPercents, "row_percents");
}

Example 4

Source File: CrossTabsExample.java From tablesaw with Apache License 2.0

4 votes

public static void main(String[] args) throws Exception {

    Table table = Table.read().csv("../data/bush.csv");
    StringColumn month = table.dateColumn("date").month();
    table.addColumns(month.setName("month"));

    // two variable counts
    Table counts = table.xTabCounts("month", "who");

    // make table print as integers with no decimals instead of the raw doubles it holds
    counts
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.ints()));

    // single variable counts
    Table whoCounts = table.xTabCounts("who");
    whoCounts
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.ints()));

    // single variable percents
    Table whoPercents = table.xTabPercents("who");
    whoPercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(0)));

    // table percents
    Table tablePercents = table.xTabTablePercents("month", "who");
    tablePercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(1)));

    // column percents
    Table columnPercents = table.xTabColumnPercents("month", "who");
    columnPercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(0)));

    // row percents
    Table rowPercents = table.xTabRowPercents("month", "who");
    rowPercents
        .columnsOfType(ColumnType.DOUBLE)
        .forEach(x -> ((NumberColumn<?, ?>) x).setPrintFormatter(NumberColumnFormatter.percent(0)));
  }