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())
uniform_test.py 文件源码
python
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