org.jfree.data.time.MovingAverage源码实例Demo-星河码客

类org.jfree.data.time.MovingAverage源码实例Demo

下面列出了怎么用org.jfree.data.time.MovingAverage的API类实例代码及写法，或者点击链接到github查看源代码。

源代码1 项目： astor 文件： MovingAverageTests.java

/**
 * A test for the values calculated from a time series.
 */
public void test1() {
    TimeSeries source = createDailyTimeSeries1();
    TimeSeries maverage = MovingAverage.createMovingAverage(
        source, "Moving Average", 3, 3
    );

    // the moving average series has 7 items, the first three
    // days (11, 12, 13 August are skipped)
    assertEquals(7, maverage.getItemCount());
    double value = maverage.getValue(0).doubleValue();
    assertEquals(14.1, value, EPSILON);
    value = maverage.getValue(1).doubleValue();
    assertEquals(13.4, value, EPSILON);
    value = maverage.getValue(2).doubleValue();
    assertEquals(14.433333333333, value, EPSILON);
    value = maverage.getValue(3).doubleValue();
    assertEquals(14.933333333333, value, EPSILON);
    value = maverage.getValue(4).doubleValue();
    assertEquals(19.8, value, EPSILON);
    value = maverage.getValue(5).doubleValue();
    assertEquals(15.25, value, EPSILON);
    value = maverage.getValue(6).doubleValue();
    assertEquals(12.5, value, EPSILON);
}

源代码2 项目： astor 文件： MovingAverageTests.java

/**
 * A test for the values calculated from a time series.
 */
public void test1() {
    TimeSeries source = createDailyTimeSeries1();
    TimeSeries maverage = MovingAverage.createMovingAverage(
        source, "Moving Average", 3, 3
    );
    
    // the moving average series has 7 items, the first three 
    // days (11, 12, 13 August are skipped)
    assertEquals(7, maverage.getItemCount());
    double value = maverage.getValue(0).doubleValue();
    assertEquals(14.1, value, EPSILON);
    value = maverage.getValue(1).doubleValue();
    assertEquals(13.4, value, EPSILON);
    value = maverage.getValue(2).doubleValue();
    assertEquals(14.433333333333, value, EPSILON);
    value = maverage.getValue(3).doubleValue();
    assertEquals(14.933333333333, value, EPSILON);
    value = maverage.getValue(4).doubleValue();
    assertEquals(19.8, value, EPSILON);
    value = maverage.getValue(5).doubleValue();
    assertEquals(15.25, value, EPSILON);
    value = maverage.getValue(6).doubleValue();
    assertEquals(12.5, value, EPSILON);
}