コード例 #1
0
        public void ConstructorTest()
        {
            var dist = new WrappedCauchyDistribution(mu: 0.42, gamma: 3);

            double mean = dist.Mean;     // 0.42
            double var = dist.Variance;  // 0.950212931632136
            try { double median = dist.Median; Assert.Fail(); }
            catch { }
            try { double mode = dist.Mode; Assert.Fail(); }
            catch { }

            double pdf = dist.ProbabilityDensityFunction(x: 0.42); // 0.1758330112785475
            double lpdf = dist.LogProbabilityDensityFunction(x: 0.42); // -1.7382205338929015

            string str = dist.ToString(CultureInfo.InvariantCulture); // "WrappedCauchy(x; μ = 0.42, γ = 3)"

            Assert.AreEqual(0.42, mean);
            Assert.AreEqual(0.950212931632136, var);
            Assert.AreEqual(0.1758330112785475, pdf, 1e-10);
            Assert.AreEqual(-1.7382205338929015, lpdf, 1e-10);
            Assert.AreEqual("WrappedCauchy(x; μ = 0.42, γ = 3)", str);

            Assert.IsFalse(Double.IsNaN(pdf));
            Assert.IsFalse(Double.IsNaN(lpdf));

            bool thrown = false;
            try { dist.GetRange(0.95); }
            catch (NotSupportedException) { thrown = true; }

            Assert.IsTrue(thrown);
        }
コード例 #2
0
        public void ConstructorTest()
        {
            var dist = new WrappedCauchyDistribution(mu: 0.42, gamma: 3);

            double mean = dist.Mean;     // 0.42
            double var  = dist.Variance; // 0.950212931632136

            try { double median = dist.Median; Assert.Fail(); }
            catch { }
            try { double mode = dist.Mode; Assert.Fail(); }
            catch { }

            double pdf  = dist.ProbabilityDensityFunction(x: 0.42);    // 0.1758330112785475
            double lpdf = dist.LogProbabilityDensityFunction(x: 0.42); // -1.7382205338929015

            string str = dist.ToString(CultureInfo.InvariantCulture);  // "WrappedCauchy(x; μ = 0.42, γ = 3)"

            Assert.AreEqual(0.42, mean);
            Assert.AreEqual(0.950212931632136, var);
            Assert.AreEqual(0.1758330112785475, pdf, 1e-10);
            Assert.AreEqual(-1.7382205338929015, lpdf, 1e-10);
            Assert.AreEqual("WrappedCauchy(x; μ = 0.42, γ = 3)", str);

            Assert.IsFalse(Double.IsNaN(pdf));
            Assert.IsFalse(Double.IsNaN(lpdf));

            bool thrown = false;

            try { dist.GetRange(0.95); }
            catch (NotSupportedException) { thrown = true; }

            Assert.IsTrue(thrown);
        }
コード例 #3
0
        public void ConstructorTest()
        {
            var dist = new WrappedCauchyDistribution(mu: 0.42, gamma: 3);

            double mean = dist.Mean;     // 0.42
            double var = dist.Variance;  // 0.950212931632136

            double pdf = dist.ProbabilityDensityFunction(x: 0.42); // 0.1758330112785475
            double lpdf = dist.LogProbabilityDensityFunction(x: 0.42); // -1.7382205338929015

            string str = dist.ToString(CultureInfo.InvariantCulture); // "WrappedCauchy(x; μ = 0.42, γ = 3)"

            Assert.AreEqual(0.42, mean);
            Assert.AreEqual(0.950212931632136, var);
            Assert.AreEqual(0.1758330112785475, pdf);
            Assert.AreEqual(-1.7382205338929015, lpdf);
            Assert.AreEqual("WrappedCauchy(x; μ = 0.42, γ = 3)", str);
        }
コード例 #4
0
        public void ConstructorTest()
        {
            var dist = new WrappedCauchyDistribution(mu: 0.42, gamma: 3);

            double mean = dist.Mean;                                   // 0.42
            double var  = dist.Variance;                               // 0.950212931632136

            double pdf  = dist.ProbabilityDensityFunction(x: 0.42);    // 0.1758330112785475
            double lpdf = dist.LogProbabilityDensityFunction(x: 0.42); // -1.7382205338929015

            string str = dist.ToString(CultureInfo.InvariantCulture);  // "WrappedCauchy(x; μ = 0.42, γ = 3)"

            Assert.AreEqual(0.42, mean);
            Assert.AreEqual(0.950212931632136, var);
            Assert.AreEqual(0.1758330112785475, pdf);
            Assert.AreEqual(-1.7382205338929015, lpdf);
            Assert.AreEqual("WrappedCauchy(x; μ = 0.42, γ = 3)", str);
        }