Python LSHNearestNeighborIndex._get_dist_func Examples

Example #1

 def test_get_dist_func_cosine(self):
     f = LSHNearestNeighborIndex._get_dist_func('cosine')
     ntools.assert_is_instance(f, types.FunctionType)
     ntools.assert_almost_equal(f(numpy.array([1, 0]), numpy.array([0, 1])),
                                1.0)
     ntools.assert_almost_equal(f(numpy.array([1, 0]), numpy.array([1, 1])),
                                0.5)

Example #2

 def test_get_dist_func_euclidean(self):
     f = LSHNearestNeighborIndex._get_dist_func('euclidean')
     self.assertIsInstance(f, types.FunctionType)
     self.assertAlmostEqual(
         f(np.array([0, 0]), np.array([0, 1])),
         1.0
     )

Example #3

File: test_NNI_lsh.py Project: Kitware/SMQTK

 def test_get_dist_func_euclidean(self):
     f = LSHNearestNeighborIndex._get_dist_func('euclidean')
     self.assertIsInstance(f, types.FunctionType)
     self.assertAlmostEqual(
         f(np.array([0, 0]), np.array([0, 1])),
         1.0
     )

Example #4

 def test_get_dist_func_cosine(self):
     f = LSHNearestNeighborIndex._get_dist_func('cosine')
     self.assertIsInstance(f, types.FunctionType)
     self.assertAlmostEqual(
         f(np.array([1, 0]), np.array([0, 1])),
         1.0
     )
     self.assertAlmostEqual(
         f(np.array([1, 0]), np.array([1, 1])),
         0.5
     )

Example #5

File: test_NNI_lsh.py Project: Kitware/SMQTK

 def test_get_dist_func_cosine(self):
     f = LSHNearestNeighborIndex._get_dist_func('cosine')
     self.assertIsInstance(f, types.FunctionType)
     self.assertAlmostEqual(
         f(np.array([1, 0]), np.array([0, 1])),
         1.0
     )
     self.assertAlmostEqual(
         f(np.array([1, 0]), np.array([1, 1])),
         0.5
     )

Example #6

 def test_get_dist_func_euclidean(self):
     f = LSHNearestNeighborIndex._get_dist_func('euclidean')
     ntools.assert_is_instance(f, types.FunctionType)
     ntools.assert_almost_equal(f(numpy.array([0, 0]), numpy.array([0, 1])),
                                1.0)