Esempio n. 1
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    def test_hdquantiles(self):
        data = self.data
        assert_almost_equal(ms.hdquantiles(data, [0., 1.]),
                            [0.006514031, 0.995309248])
        hdq = ms.hdquantiles(data, [0.25, 0.5, 0.75])
        assert_almost_equal(hdq, [
            0.253210762,
            0.512847491,
            0.762232442,
        ])
        hdq = ms.hdquantiles_sd(data, [0.25, 0.5, 0.75])
        assert_almost_equal(hdq, [
            0.03786954,
            0.03805389,
            0.03800152,
        ], 4)

        data = np.array(data).reshape(10, 10)
        hdq = ms.hdquantiles(data, [0.25, 0.5, 0.75], axis=0)
        assert_almost_equal(hdq[:, 0],
                            ms.hdquantiles(data[:, 0], [0.25, 0.5, 0.75]))
        assert_almost_equal(hdq[:, -1],
                            ms.hdquantiles(data[:, -1], [0.25, 0.5, 0.75]))
        hdq = ms.hdquantiles(data, [0.25, 0.5, 0.75], axis=0, var=True)
        assert_almost_equal(
            hdq[..., 0], ms.hdquantiles(data[:, 0], [0.25, 0.5, 0.75],
                                        var=True))
        assert_almost_equal(
            hdq[..., -1],
            ms.hdquantiles(data[:, -1], [0.25, 0.5, 0.75], var=True))
 def test_hdquantiles(self):
     data = [
         0.706560797, 0.727229578, 0.990399276, 0.927065621, 0.158953014,
         0.887764025, 0.239407086, 0.349638551, 0.972791145, 0.149789972,
         0.936947700, 0.132359948, 0.046041972, 0.641675031, 0.945530547,
         0.224218684, 0.771450991, 0.820257774, 0.336458052, 0.589113496,
         0.509736129, 0.696838829, 0.491323573, 0.622767425, 0.775189248,
         0.641461450, 0.118455200, 0.773029450, 0.319280007, 0.752229111,
         0.047841438, 0.466295911, 0.583850781, 0.840581845, 0.550086491,
         0.466470062, 0.504765074, 0.226855960, 0.362641207, 0.891620942,
         0.127898691, 0.490094097, 0.044882048, 0.041441695, 0.317976349,
         0.504135618, 0.567353033, 0.434617473, 0.636243375, 0.231803616,
         0.230154113, 0.160011327, 0.819464108, 0.854706985, 0.438809221,
         0.487427267, 0.786907310, 0.408367937, 0.405534192, 0.250444460,
         0.995309248, 0.144389588, 0.739947527, 0.953543606, 0.680051621,
         0.388382017, 0.863530727, 0.006514031, 0.118007779, 0.924024803,
         0.384236354, 0.893687694, 0.626534881, 0.473051932, 0.750134705,
         0.241843555, 0.432947602, 0.689538104, 0.136934797, 0.150206859,
         0.474335206, 0.907775349, 0.525869295, 0.189184225, 0.854284286,
         0.831089744, 0.251637345, 0.587038213, 0.254475554, 0.237781276,
         0.827928620, 0.480283781, 0.594514455, 0.213641488, 0.024194386,
         0.536668589, 0.699497811, 0.892804071, 0.093835427, 0.731107772
     ]
     #
     assert_almost_equal(ms.hdquantiles(data, [0., 1.]),
                         [0.006514031, 0.995309248])
     hdq = ms.hdquantiles(data, [0.25, 0.5, 0.75])
     assert_almost_equal(hdq, [
         0.253210762,
         0.512847491,
         0.762232442,
     ])
     hdq = ms.hdquantiles_sd(data, [0.25, 0.5, 0.75])
     assert_almost_equal(hdq, [
         0.03786954,
         0.03805389,
         0.03800152,
     ], 4)
     #
     data = np.array(data).reshape(10, 10)
     hdq = ms.hdquantiles(data, [0.25, 0.5, 0.75], axis=0)
     assert_almost_equal(hdq[:, 0],
                         ms.hdquantiles(data[:, 0], [0.25, 0.5, 0.75]))
     assert_almost_equal(hdq[:, -1],
                         ms.hdquantiles(data[:, -1], [0.25, 0.5, 0.75]))
     hdq = ms.hdquantiles(data, [0.25, 0.5, 0.75], axis=0, var=True)
     assert_almost_equal(
         hdq[..., 0], ms.hdquantiles(data[:, 0], [0.25, 0.5, 0.75],
                                     var=True))
     assert_almost_equal(
         hdq[..., -1],
         ms.hdquantiles(data[:, -1], [0.25, 0.5, 0.75], var=True))
Esempio n. 3
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    def test_hdquantiles_sd(self):
        # Standard deviation is a jackknife estimator, so we can check if
        # the efficient version (hdquantiles_sd) matches a rudimentary,
        # but clear version here.

        hd_std_errs = ms.hdquantiles_sd(self.data)

        # jacknnife standard error, Introduction to the Bootstrap Eq. 11.5
        n = len(self.data)
        jdata = np.broadcast_to(self.data, (n, n))
        jselector = np.logical_not(np.eye(n))  # leave out one sample each row
        jdata = jdata[jselector].reshape(n, n-1)
        jdist = ms.hdquantiles(jdata, axis=1)
        jdist_mean = np.mean(jdist, axis=0)
        jstd = ((n-1)/n * np.sum((jdist - jdist_mean)**2, axis=0))**.5

        assert_almost_equal(hd_std_errs, jstd)
        # Test actual values for good measure
        assert_almost_equal(hd_std_errs, [0.0379258, 0.0380656, 0.0380013])

        two_data_points = ms.hdquantiles_sd([1, 2])
        assert_almost_equal(two_data_points, [0.5, 0.5, 0.5])
Esempio n. 4
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    def test_hdquantiles(self):
        data = self.data
        assert_almost_equal(ms.hdquantiles(data,[0., 1.]),
                            [0.006514031, 0.995309248])
        hdq = ms.hdquantiles(data,[0.25, 0.5, 0.75])
        assert_almost_equal(hdq, [0.253210762, 0.512847491, 0.762232442,])
        hdq = ms.hdquantiles_sd(data,[0.25, 0.5, 0.75])
        assert_almost_equal(hdq, [0.03786954, 0.03805389, 0.03800152,], 4)

        data = np.array(data).reshape(10,10)
        hdq = ms.hdquantiles(data,[0.25,0.5,0.75],axis=0)
        assert_almost_equal(hdq[:,0], ms.hdquantiles(data[:,0],[0.25,0.5,0.75]))
        assert_almost_equal(hdq[:,-1], ms.hdquantiles(data[:,-1],[0.25,0.5,0.75]))
        hdq = ms.hdquantiles(data,[0.25,0.5,0.75],axis=0,var=True)
        assert_almost_equal(hdq[...,0],
                            ms.hdquantiles(data[:,0],[0.25,0.5,0.75],var=True))
        assert_almost_equal(hdq[...,-1],
                            ms.hdquantiles(data[:,-1],[0.25,0.5,0.75], var=True))
 def test_hdquantiles(self):
     data = [0.706560797,0.727229578,0.990399276,0.927065621,0.158953014,
         0.887764025,0.239407086,0.349638551,0.972791145,0.149789972,
         0.936947700,0.132359948,0.046041972,0.641675031,0.945530547,
         0.224218684,0.771450991,0.820257774,0.336458052,0.589113496,
         0.509736129,0.696838829,0.491323573,0.622767425,0.775189248,
         0.641461450,0.118455200,0.773029450,0.319280007,0.752229111,
         0.047841438,0.466295911,0.583850781,0.840581845,0.550086491,
         0.466470062,0.504765074,0.226855960,0.362641207,0.891620942,
         0.127898691,0.490094097,0.044882048,0.041441695,0.317976349,
         0.504135618,0.567353033,0.434617473,0.636243375,0.231803616,
         0.230154113,0.160011327,0.819464108,0.854706985,0.438809221,
         0.487427267,0.786907310,0.408367937,0.405534192,0.250444460,
         0.995309248,0.144389588,0.739947527,0.953543606,0.680051621,
         0.388382017,0.863530727,0.006514031,0.118007779,0.924024803,
         0.384236354,0.893687694,0.626534881,0.473051932,0.750134705,
         0.241843555,0.432947602,0.689538104,0.136934797,0.150206859,
         0.474335206,0.907775349,0.525869295,0.189184225,0.854284286,
         0.831089744,0.251637345,0.587038213,0.254475554,0.237781276,
         0.827928620,0.480283781,0.594514455,0.213641488,0.024194386,
         0.536668589,0.699497811,0.892804071,0.093835427,0.731107772]
     #
     assert_almost_equal(ms.hdquantiles(data,[0., 1.]),
                         [0.006514031, 0.995309248])
     hdq = ms.hdquantiles(data,[0.25, 0.5, 0.75])
     assert_almost_equal(hdq, [0.253210762, 0.512847491, 0.762232442,])
     hdq = ms.hdquantiles_sd(data,[0.25, 0.5, 0.75])
     assert_almost_equal(hdq, [0.03786954, 0.03805389, 0.03800152,], 4)
     #
     data = np.array(data).reshape(10,10)
     hdq = ms.hdquantiles(data,[0.25,0.5,0.75],axis=0)
     assert_almost_equal(hdq[:,0], ms.hdquantiles(data[:,0],[0.25,0.5,0.75]))
     assert_almost_equal(hdq[:,-1], ms.hdquantiles(data[:,-1],[0.25,0.5,0.75]))
     hdq = ms.hdquantiles(data,[0.25,0.5,0.75],axis=0,var=True)
     assert_almost_equal(hdq[...,0],
                         ms.hdquantiles(data[:,0],[0.25,0.5,0.75],var=True))
     assert_almost_equal(hdq[...,-1],
                         ms.hdquantiles(data[:,-1],[0.25,0.5,0.75], var=True))
Esempio n. 6
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 def test_hdquantiles_sd(self):
     # Only test that code runs, implementation not checked for correctness
     res = ms.hdquantiles_sd(self.data)
     assert_(res.size == 3)
Esempio n. 7
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 def test_hdquantiles_sd(self):
     # Only test that code runs, implementation not checked for correctness
     res = ms.hdquantiles_sd(self.data)
     assert_(res.size == 3)