uniform_test.py 文件源码

python
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项目:DeepLearning_VirtualReality_BigData_Project 作者: rashmitripathi 项目源码 文件源码
def testUniformCDF(self):
    with self.test_session():
      batch_size = 6
      a = constant_op.constant([1.0] * batch_size)
      b = constant_op.constant([11.0] * batch_size)
      a_v = 1.0
      b_v = 11.0
      x = np.array([-2.5, 2.5, 4.0, 0.0, 10.99, 12.0], dtype=np.float32)

      uniform = uniform_lib.Uniform(a=a, b=b)

      def _expected_cdf():
        cdf = (x - a_v) / (b_v - a_v)
        cdf[x >= b_v] = 1
        cdf[x < a_v] = 0
        return cdf

      cdf = uniform.cdf(x)
      self.assertAllClose(_expected_cdf(), cdf.eval())

      log_cdf = uniform.log_cdf(x)
      self.assertAllClose(np.log(_expected_cdf()), log_cdf.eval())
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