tech.tablesaw.columns.numbers.NumberRollingColumn Maven / Gradle / Ivy

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package tech.tablesaw.columns.numbers;

import tech.tablesaw.aggregate.AggregateFunctions;
import tech.tablesaw.api.DoubleColumn;
import tech.tablesaw.api.NumericColumn;
import tech.tablesaw.table.RollingColumn;

/** Does a calculation on a rolling basis (e.g. mean for last 20 days) */
public class NumberRollingColumn extends RollingColumn {

  public NumberRollingColumn(NumericColumn column, int window) {
    super(column, window);
  }

  public DoubleColumn mean() {
    return (DoubleColumn) calc(AggregateFunctions.mean);
  }

  public DoubleColumn median() {
    return (DoubleColumn) calc(AggregateFunctions.median);
  }

  public DoubleColumn geometricMean() {
    return (DoubleColumn) calc(AggregateFunctions.geometricMean);
  }

  public DoubleColumn sum() {
    return (DoubleColumn) calc(AggregateFunctions.sum);
  }

  public DoubleColumn min() {
    return (DoubleColumn) calc(AggregateFunctions.min);
  }

  public DoubleColumn max() {
    return (DoubleColumn) calc(AggregateFunctions.max);
  }

  public DoubleColumn countMissing() {
    return (DoubleColumn) calc(AggregateFunctions.countMissing);
  }

  public DoubleColumn countNonMissing() {
    return (DoubleColumn) calc(AggregateFunctions.countNonMissing);
  }

  public DoubleColumn stdDev() {
    return (DoubleColumn) calc(AggregateFunctions.stdDev);
  }

  public DoubleColumn variance() {
    return (DoubleColumn) calc(AggregateFunctions.variance);
  }

  public DoubleColumn skewness() {
    return (DoubleColumn) calc(AggregateFunctions.skewness);
  }

  public DoubleColumn kurtosis() {
    return (DoubleColumn) calc(AggregateFunctions.kurtosis);
  }
}