Accord.Tests.Statistics.GammaDistributionTest.FitTest C# (CSharp) Method

        public void FitTest()
        {
            // Gamma Distribution Fit stalls for some arrays #159
            // https://github.com/accord-net/framework/issues/159

            double[] x = { 1275.56, 1239.44, 1237.92, 1237.22, 1237.1, 1238.41, 1238.62, 1237.05, 1237.19, 1236.51, 1264.6, 1238.19, 1237.39, 1235.79, 1236.53, 1236.8, 1238.06, 1236.5, 1235.32, 1236.44, 1236.58, 1236.3, 1237.91, 1238.6, 1238.49, 1239.21, 1238.57, 1244.63, 1236.06, 1236.4, 1237.88, 1237.56, 1236.66, 1236.59, 1236.53, 1236.32, 1238.29, 1237.79, 1237.86, 1236.42, 1236.23, 1236.37, 1237.18, 1237.63, 1245.8, 1238.04, 1238.55, 1238.39, 1236.75, 1237.07, 1250.78, 1238.6, 1238.36, 1236.58, 1236.82, 1238.4, 1257.68, 1237.78, 1236.52, 1234.9, 1237.9, 1238.58, 1238.12, 1237.89, 1236.54, 1236.55, 1238.37, 1237.29, 1237.64, 1236.8, 1237.73, 1236.71, 1238.23, 1237.84, 1236.26, 1237.58, 1238.31, 1238.4, 1237.08, 1236.61, 1235.92, 1236.41, 1237.89, 1237.98, 1246.75, 1237.92, 1237.1, 1237.97, 1238.69, 1237.05, 1236.96, 1239.44, 1238.49, 1237.88, 1236.01, 1236.57, 1236.44, 1235.76, 1237.62, 1238, 1263.14, 1237.66, 1237, 1236, 1261.96, 1238.58, 1237.77, 1237.06, 1236.31, 1238.63, 1237.23, 1236.85, 1236.23, 1236.46, 1236.9, 1237.85, 1238, 1237.02, 1236.19, 1236.05, 1235.73, 1258.3, 1235.98, 1237.76, 1246.93, 1239.1, 1237.72, 1237.67, 1236.79, 1237.61, 1238.41, 1238.29, 1238.11, 1237, 1236.52, 1236.6, 1236.31, 1237.77, 1238.58, 1237.88, 1247.35, 1236.14, 1236.83, 1236.15, 1237.93, 1238.16, 1237.34, 1236.78, 1238.66, 1237.76, 1237.19, 1236.7, 1236.04, 1236.66, 1237.86, 1238.54, 1238.05, 1238.41, 1236.94, 1240.95, 1261.01, 1237.72, 1237.91, 1238.2, 1235.68, 1236.89, 1235.12, 1271.31, 1236.97, 1270.76, 1238.52, 1238.19, 1238.6, 1237.16, 1236.72, 1236.71, 1237.14, 1238.48, 1237.95, 1237.42, 1235.86, 1236.39, 1236.13, 1236.58, 1237.95, 1237.76, 1237.39, 1238.16, 1236.31, 1236.41, 1236.12, 1238.7, 1236.48, 1237.84, 1236.38, 1237.95, 1238.48, 1236.51, 1236.56 };

            var gamma = GammaDistribution.Estimate(x);

            Assert.AreEqual(1238.8734170854279, gamma.Mean);
            Assert.AreEqual(41566.439533445438, gamma.Shape);
            Assert.AreEqual(0.029804655654680219, gamma.Scale);
        }
    }