本文整理汇总了Java中com.clearspring.analytics.stream.quantile.TDigest.add方法的典型用法代码示例。如果您正苦于以下问题:Java TDigest.add方法的具体用法?Java TDigest.add怎么用?Java TDigest.add使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.clearspring.analytics.stream.quantile.TDigest
的用法示例。
在下文中一共展示了TDigest.add方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testBuildBinning
import com.clearspring.analytics.stream.quantile.TDigest; //导入方法依赖的package包/类
@Test
public void testBuildBinning() {
TDigest digest = new TDigest(100);
for (int i = 0; i < 1000; i++) {
digest.add(ThreadLocalRandom.current().nextDouble());
}
NumericalFeaturesStatistics st = new NumericalFeaturesStatistics()
.percentsHistogramStep(0.01);
Binning binning = st.buildBinning(digest, 0.);
assertEquals(0, binning.getInsertionPoint(0.));
assertEquals(-1, binning.getInsertionPoint(-0.1));
assertEquals(99, binning.getInsertionPoint(1.));
assertEquals(99, binning.getInsertionPoint(Double.MAX_VALUE));
int middleInsertion = binning.getInsertionPoint(0.5);
assertTrue("middleInsertion is " + middleInsertion, middleInsertion > 45 && middleInsertion < 55);
int quarterInsertion = binning.getInsertionPoint(0.25);
assertTrue("quarterInsertion is " + quarterInsertion, quarterInsertion > 20 && quarterInsertion < 30);
int thirdQuarterInsertion = binning.getInsertionPoint(0.75);
assertTrue("thirdQuarterInsertion is " + thirdQuarterInsertion, thirdQuarterInsertion > 70 && thirdQuarterInsertion < 80);
}
示例2: runAlgorithm
import com.clearspring.analytics.stream.quantile.TDigest; //导入方法依赖的package包/类
protected void runAlgorithm(long[] numbers) {
tdigest = new TDigest(COMPRESSION_FACTOR, new Random());
for(int i = 0; i < numbers.length; i++) {
tdigest.add(numbers[i]);
}
}