public void TestCORREL() { var stat = new BaseStatisticsBean(); Assert.AreEqual(double.NaN, stat.Correlation); Assert.AreEqual(0, stat.N); stat.AddPoint(1, 10); Assert.AreEqual(double.NaN, stat.Correlation); Assert.AreEqual(1, stat.N); stat.AddPoint(2, 20); Assert.AreEqual(1d, stat.Correlation); Assert.AreEqual(2, stat.N); stat.AddPoint(1.5, 14); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.Correlation, 0.993399268, PRECISION_DIGITS)); Assert.AreEqual(3, stat.N); stat.AddPoint(1.4, 14); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.Correlation, 0.992631989, PRECISION_DIGITS)); Assert.AreEqual(4, stat.N); stat.RemovePoint(1.5, 14); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.Correlation, 1, PRECISION_DIGITS)); Assert.AreEqual(3, stat.N); stat.AddPoint(100, 1); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.Correlation, -0.852632057, PRECISION_DIGITS)); Assert.AreEqual(4, stat.N); }
public void TestClone() { var stat = new BaseStatisticsBean(); stat.AddPoint(100, 10); stat.AddPoint(200, 20); var cloned = (BaseStatisticsBean)stat.Clone(); Assert.AreEqual(2, cloned.N); Assert.AreEqual(300d, cloned.XSum); Assert.AreEqual(150d, cloned.XAverage); Assert.AreEqual(30d, cloned.YSum); Assert.AreEqual(15d, cloned.YAverage); Assert.IsTrue(DoubleValueAssertionUtil.Equals(cloned.XStandardDeviationPop, 50.0, PRECISION_DIGITS)); }
public void TestAddRemoveXOnly() { var stat = new BaseStatisticsBean(); Assert.AreEqual(double.NaN, stat.XAverage); Assert.AreEqual(0, stat.N); stat.AddPoint(10); stat.AddPoint(20); Assert.AreEqual(15d, stat.XAverage); Assert.AreEqual(0d, stat.YAverage); Assert.AreEqual(2, stat.N); stat.RemovePoint(10); Assert.AreEqual(20d, stat.XAverage); Assert.AreEqual(0d, stat.YAverage); Assert.AreEqual(1, stat.N); }
public void TestStddevAndVariance_STDEV() { var stat = new BaseStatisticsBean(); Assert.AreEqual(double.NaN, stat.XStandardDeviationSample); Assert.AreEqual(double.NaN, stat.XVariance); Assert.AreEqual(double.NaN, stat.YStandardDeviationSample); Assert.AreEqual(double.NaN, stat.YVariance); stat.AddPoint(100, -1); Assert.AreEqual(double.NaN, stat.XVariance); Assert.AreEqual(double.NaN, stat.XStandardDeviationSample); Assert.AreEqual(double.NaN, stat.YVariance); Assert.AreEqual(double.NaN, stat.YStandardDeviationSample); stat.AddPoint(150, -1); Assert.AreEqual(1250d, stat.XVariance); Assert.AreEqual(0d, stat.YVariance); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationSample, 35.35533906, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationSample, 0, PRECISION_DIGITS)); stat.AddPoint(0, -1.1); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XVariance, 5833.33333333, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YVariance, 0.003333333, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationSample, 76.37626158, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationSample, 0.057735027, PRECISION_DIGITS)); stat.RemovePoint(100, -1); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XVariance, 11250, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YVariance, 0.005, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationSample, 106.0660172, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationSample, 0.070710678, PRECISION_DIGITS)); stat.AddPoint(-149, 0); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XVariance, 22350.333333, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YVariance, 0.37, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationSample, 149.5002787, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationSample, 0.608276253, PRECISION_DIGITS)); }
public void TestSum() { var stat = new BaseStatisticsBean(); Assert.AreEqual(0d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(0, stat.N); stat.AddPoint(10, -2); Assert.AreEqual(10d, stat.XSum); Assert.AreEqual(-2d, stat.YSum); Assert.AreEqual(1, stat.N); stat.AddPoint(3.5, -3); Assert.AreEqual(13.5d, stat.XSum); Assert.AreEqual(-5d, stat.YSum); Assert.AreEqual(2, stat.N); stat.AddPoint(1, 5); Assert.AreEqual(14.5d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(3, stat.N); stat.RemovePoint(9, 1.5); Assert.AreEqual(5.5d, stat.XSum); Assert.AreEqual(-1.5d, stat.YSum); Assert.AreEqual(2, stat.N); stat.RemovePoint(9.5, -1.5); Assert.AreEqual(-4d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(1, stat.N); stat.RemovePoint(1, -1); Assert.AreEqual(0d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(0, stat.N); stat.RemovePoint(1, 1); Assert.AreEqual(0d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(0, stat.N); stat.AddPoint(1.11, -3.333); Assert.AreEqual(1.11d, stat.XSum); Assert.AreEqual(-3.333d, stat.YSum); Assert.AreEqual(1, stat.N); stat.AddPoint(2.22, 3.333); Assert.AreEqual(1.11d + 2.22d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(2, stat.N); stat.AddPoint(-3.32, 0); Assert.AreEqual(1.11d + 2.22d - 3.32d, stat.XSum); Assert.AreEqual(0d, stat.YSum); Assert.AreEqual(3, stat.N); }
public void TestStddev_STDEVPA() { var stat = new BaseStatisticsBean(); Assert.AreEqual(double.NaN, stat.XStandardDeviationPop); Assert.AreEqual(double.NaN, stat.YStandardDeviationPop); Assert.AreEqual(0, stat.N); stat.AddPoint(1, 10500); Assert.AreEqual(0.0d, stat.XStandardDeviationPop); Assert.AreEqual(0.0d, stat.YStandardDeviationPop); Assert.AreEqual(1, stat.N); stat.AddPoint(2, 10200); Assert.AreEqual(0.5d, stat.XStandardDeviationPop); Assert.AreEqual(150d, stat.YStandardDeviationPop); Assert.AreEqual(2, stat.N); stat.AddPoint(1.5, 10500); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationPop, 0.40824829, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationPop, 141.4213562, PRECISION_DIGITS)); Assert.AreEqual(3, stat.N); stat.AddPoint(-0.1, 10500); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationPop, 0.777817459, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationPop, 129.9038106, PRECISION_DIGITS)); Assert.AreEqual(4, stat.N); stat.RemovePoint(2, 10200); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationPop, 0.668331255, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationPop, 0.0, PRECISION_DIGITS)); Assert.AreEqual(3, stat.N); stat.AddPoint(0.89, 10499); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationPop, 0.580102362, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationPop, 0.433012702, PRECISION_DIGITS)); Assert.AreEqual(4, stat.N); stat.AddPoint(1.23, 10500); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.XStandardDeviationPop, 0.543860276, PRECISION_DIGITS)); Assert.IsTrue(DoubleValueAssertionUtil.Equals(stat.YStandardDeviationPop, 0.4, PRECISION_DIGITS)); Assert.AreEqual(5, stat.N); }
public void TestAverage() { var stat = new BaseStatisticsBean(); Assert.AreEqual(double.NaN, stat.XAverage); Assert.AreEqual(double.NaN, stat.YAverage); Assert.AreEqual(0, stat.N); stat.RemovePoint(2, 363636); Assert.AreEqual(double.NaN, stat.XAverage); Assert.AreEqual(double.NaN, stat.YAverage); Assert.AreEqual(0, stat.N); stat.AddPoint(10, -2); Assert.AreEqual(10d, stat.XAverage); Assert.AreEqual(-2d, stat.YAverage); Assert.AreEqual(1, stat.N); stat.AddPoint(20, 4); Assert.AreEqual(15d, stat.XAverage); Assert.AreEqual(1d, stat.YAverage); Assert.AreEqual(2, stat.N); stat.AddPoint(1, 4); Assert.AreEqual(31d / 3d, stat.XAverage); Assert.AreEqual(6d / 3d, stat.YAverage); Assert.AreEqual(3, stat.N); stat.AddPoint(1, -10); Assert.AreEqual(8d, stat.XAverage); Assert.AreEqual(-4d / 4d, stat.YAverage); Assert.AreEqual(4, stat.N); stat.AddPoint(-32, -11); Assert.AreEqual(0d, stat.XAverage); Assert.AreEqual(-15d / 5d, stat.YAverage); Assert.AreEqual(5, stat.N); stat.RemovePoint(-32, -10); Assert.AreEqual(32d / 4d, stat.XAverage); Assert.AreEqual(-5d / 4d, stat.YAverage); Assert.AreEqual(4, stat.N); stat.RemovePoint(8, -5); Assert.AreEqual(24d / 3d, stat.XAverage); Assert.AreEqual(0d, stat.YAverage); Assert.AreEqual(3, stat.N); stat.RemovePoint(2, 50); Assert.AreEqual(22d / 2d, stat.XAverage); Assert.AreEqual(-50d / 2d, stat.YAverage); Assert.AreEqual(2, stat.N); stat.RemovePoint(1, 1); Assert.AreEqual(21d / 1d, stat.XAverage); Assert.AreEqual(-51d, stat.YAverage); Assert.AreEqual(1, stat.N); stat.RemovePoint(3, 3); Assert.AreEqual(double.NaN, stat.XAverage); Assert.AreEqual(double.NaN, stat.YAverage); Assert.AreEqual(0, stat.N); }
public override void Update( EventBean[] newData, EventBean[] oldData) { agentInstanceContext.AuditProvider.View(newData, oldData, agentInstanceContext, viewFactory); agentInstanceContext.InstrumentationProvider.QViewProcessIRStream(viewFactory, newData, oldData); // If we have child views, keep a reference to the old values, so we can update them as old data event. EventBean oldDataMap = null; if (lastNewEvent == null) { if (child != null) { oldDataMap = PopulateMap( baseStatisticsBean, agentInstanceContext.EventBeanTypedEventFactory, viewFactory.eventType, viewFactory.additionalProps, lastValuesEventNew); } } // add data points to the bean if (newData != null) { for (int i = 0; i < newData.Length; i++) { eventsPerStream[0] = newData[i]; var pointnum = viewFactory.fieldEval.Evaluate(eventsPerStream, true, agentInstanceContext); if (pointnum != null) { double point = pointnum.AsDouble(); baseStatisticsBean.AddPoint(point, 0); } } if ((viewFactory.additionalProps != null) && (newData.Length != 0)) { var additionalEvals = viewFactory.additionalProps.AdditionalEvals; if (lastValuesEventNew == null) { lastValuesEventNew = new object[additionalEvals.Length]; } for (int val = 0; val < additionalEvals.Length; val++) { lastValuesEventNew[val] = additionalEvals[val].Evaluate(eventsPerStream, true, agentInstanceContext); } } } // remove data points from the bean if (oldData != null) { for (int i = 0; i < oldData.Length; i++) { eventsPerStream[0] = oldData[i]; var pointnum = viewFactory.fieldEval.Evaluate(eventsPerStream, true, agentInstanceContext); if (pointnum != null) { double point = pointnum.AsDouble(); baseStatisticsBean.RemovePoint(point, 0); } } } // If there are child view, call update method if (child != null) { EventBean newDataMap = PopulateMap( baseStatisticsBean, agentInstanceContext.EventBeanTypedEventFactory, viewFactory.eventType, viewFactory.additionalProps, lastValuesEventNew); EventBean[] oldEvents; EventBean[] newEvents = new EventBean[] {newDataMap}; if (lastNewEvent == null) { oldEvents = new EventBean[] {oldDataMap}; } else { oldEvents = new EventBean[] {lastNewEvent}; } agentInstanceContext.InstrumentationProvider.QViewIndicate(viewFactory, newEvents, oldEvents); child.Update(newEvents, oldEvents); agentInstanceContext.InstrumentationProvider.AViewIndicate(); lastNewEvent = newDataMap; } agentInstanceContext.InstrumentationProvider.AViewProcessIRStream(); }