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Paddle/python/paddle/fluid/tests/unittests/test_activation_op.py

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29 KiB

# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import unittest
import numpy as np
import paddle.fluid.core as core
from op_test import OpTest
from scipy.special import expit
class TestExp(OpTest):
def setUp(self):
self.op_type = "exp"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
out = np.exp(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Exp(TestExp):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSigmoid(OpTest):
def setUp(self):
self.op_type = "sigmoid"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
out = 1 / (1 + np.exp(-x))
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.01)
def init_dtype(self):
pass
class TestFP16Sigmoid(TestSigmoid):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestLogSigmoid(OpTest):
def setUp(self):
self.op_type = "logsigmoid"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
out = np.log(1 / (1 + np.exp(-x)))
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.008)
def init_dtype(self):
pass
class TestFP16LogSigmoid(TestLogSigmoid):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestTanh(OpTest):
def setUp(self):
self.op_type = "tanh"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
out = np.tanh(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Tanh(TestTanh):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestTanhShrink(OpTest):
def setUp(self):
self.op_type = "tanh_shrink"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [10, 17]).astype(self.dtype)
out = x - np.tanh(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.008)
def init_dtype(self):
pass
class TestFP16TanhShrink(TestTanhShrink):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestHardShrink(OpTest):
def setUp(self):
self.op_type = "hard_shrink"
self.dtype = np.float32
self.init_dtype()
threshold = 0.5
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
out = np.copy(x)
out[(out >= -threshold) & (out <= threshold)] = 0
self.attrs = {'lambda': threshold}
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.005)
def init_dtype(self):
pass
class TestFP16HardShrink(TestHardShrink):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSoftShrink(OpTest):
def setUp(self):
self.op_type = "softshrink"
self.dtype = np.float32
self.init_dtype()
lambda_val = 0.1
x = np.random.uniform(0.25, 10, [4, 4]).astype(self.dtype)
out = np.copy(x)
out = (out < -lambda_val) * (out + lambda_val) + (out > lambda_val) * (
out - lambda_val)
self.attrs = {'lambda': lambda_val}
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16SoftShrink(TestSoftShrink):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSqrt(OpTest):
def setUp(self):
self.op_type = "sqrt"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
out = np.sqrt(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Sqrt(TestSqrt):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestAbs(OpTest):
def setUp(self):
self.op_type = "abs"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
# Because we set delta = 0.005 in caculating numeric gradient,
# if x is too small, such as 0.002, x_neg will be -0.003
# x_pos will be 0.007, so the numeric gradient is unaccurate.
# we should avoid this
x[np.abs(x) < 0.005] = 0.02
out = np.abs(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Abs(TestAbs):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestCeil(OpTest):
def setUp(self):
self.op_type = "ceil"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
out = np.ceil(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
# The same reason with TestFloor
def init_dtype(self):
pass
class TestFP16Ceil(TestCeil):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestFloor(OpTest):
def setUp(self):
self.op_type = "floor"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
out = np.floor(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
# the gradient on floor, ceil, round is undefined.
# we return zero as gradient, but the numpy return nan
def init_dtype(self):
pass
class TestFP16Floor(TestFloor):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestCos(OpTest):
def setUp(self):
self.op_type = "cos"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
out = np.cos(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Cos(TestCos):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSin(OpTest):
def setUp(self):
self.op_type = "sin"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
out = np.sin(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Sin(TestSin):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestRound(OpTest):
def setUp(self):
self.op_type = "round"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
out = np.round(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def init_dtype(self):
pass
class TestFP16Round(TestRound):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestRelu(OpTest):
def setUp(self):
self.op_type = "relu"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
# The same reason with TestAbs
x[np.abs(x) < 0.005] = 0.02
out = np.maximum(x, 0)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Relu(TestRelu):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestBRelu(OpTest):
def setUp(self):
self.op_type = "brelu"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 4]).astype(self.dtype)
t_min = 1.0
t_max = 4.0
# The same with TestAbs
x[np.abs(x - t_min) < 0.005] = t_min + 0.02
x[np.abs(x - t_max) < 0.005] = t_max + 0.02
t = np.copy(x)
t[t < t_min] = t_min
t[t > t_max] = t_max
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.attrs = {'t_min': t_min, 't_max': t_max}
self.outputs = {'Out': t}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.02)
def init_dtype(self):
pass
class TestFP16BRelu(TestBRelu):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestRelu6(OpTest):
def setUp(self):
self.op_type = "relu6"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [4, 10]).astype(self.dtype)
threshold = 6.0
# The same with TestAbs
x[np.abs(x) < 0.005] = 0.02
x[np.abs(x - threshold) < 0.005] = threshold + 0.02
out = np.minimum(np.maximum(x, 0), threshold)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.attrs = {'threshold': threshold}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.02)
def init_dtype(self):
pass
class TestFP16Relu6(TestRelu6):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSoftRelu(OpTest):
def setUp(self):
self.op_type = "soft_relu"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-3, 3, [4, 4]).astype(self.dtype)
threshold = 2.0
# The same reason with TestAbs
x[np.abs(x - threshold) < 0.005] = threshold + 0.02
x[np.abs(x + threshold) < 0.005] = -threshold + 0.02
t = np.copy(x)
t[t < -threshold] = -threshold
t[t > threshold] = threshold
out = np.log((np.exp(t) + 1))
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.attrs = {'threshold': threshold}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.02)
def init_dtype(self):
pass
class TestFP16SoftRelu(TestSoftRelu):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestELU(OpTest):
def setUp(self):
self.op_type = "elu"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-3, 3, [4, 4]).astype(self.dtype)
alpha = 1.
out = np.maximum(0, x) + np.minimum(0, alpha * (np.exp(x) - 1))
# Note: unlike other Relu extensions, point 0 on standard ELU function (i.e. alpha = 1)
# is differentiable, so we can skip modifications like x[np.abs(x) < 0.005] = 0.02 here
self.inputs = {'X': x}
self.attrs = {'alpha': alpha}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.02)
def init_dtype(self):
pass
class TestFP16ELU(TestELU):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestReciprocal(OpTest):
def setUp(self):
self.op_type = "reciprocal"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(1, 2, [11, 17]).astype(self.dtype)
out = np.reciprocal(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.01)
def init_dtype(self):
pass
class TestFP16Reciprocal(TestReciprocal):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestLog(OpTest):
def setUp(self):
self.op_type = "log"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
out = np.log(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Log(TestLog):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSquare(OpTest):
def setUp(self):
self.op_type = "square"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
out = np.square(x)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Square(TestSquare):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestPow(OpTest):
def setUp(self):
self.op_type = "pow"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(1, 2, [11, 17]).astype(self.dtype)
out = np.power(x, 3)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.attrs = {'factor': 3.0}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.02)
def init_dtype(self):
pass
class TestFP16Pow(TestPow):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=5e-2)
class TestSTanh(OpTest):
def setUp(self):
self.op_type = "stanh"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
scale_a = 2.0 / 3.0
scale_b = 1.7159
out = scale_b * np.tanh(x * scale_a)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.attrs = {'scale_a': scale_a, 'scale_b': scale_b}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16STanh(TestSTanh):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSoftplus(OpTest):
def setUp(self):
self.op_type = "softplus"
self.dtype = np.float64
self.init_dtype()
x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
out = np.log(1 + np.exp(x))
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Softplus(TestSoftplus):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSoftsign(OpTest):
def setUp(self):
self.op_type = "softsign"
self.dtype = np.float32
self.init_dtype()
x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
out = np.divide(x, 1 + np.abs(x))
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.007)
def init_dtype(self):
pass
class TestFP16Softsign(TestSoftsign):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestThresholdedRelu(OpTest):
def setUp(self):
self.op_type = "thresholded_relu"
self.dtype = np.float32
self.init_dtype()
threshold = 0.25
self.relative_error = 0.005
X = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
# Same reason as TestAbs
X[np.abs(X - threshold) < self.relative_error] = threshold + 0.2
out = (X > threshold) * X
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(X)}
self.attrs = {'threshold': threshold}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=self.relative_error)
def init_dtype(self):
pass
class TestFP16ThresholdedRelu(TestThresholdedRelu):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestHardSigmoid(OpTest):
def setUp(self):
self.op_type = "hard_sigmoid"
self.dtype = np.float32
self.init_dtype()
self.relative_error = 0.002
X = np.random.uniform(-5, 5, [2, 2]).astype("float32")
slope = 0.2
offset = 0.5
lower_threshold = -offset / slope
upper_threshold = (1 - offset) / slope
# Same reason as TestAbs
X[np.abs(X - lower_threshold) < self.relative_error] = \
lower_threshold + 0.2
X[np.abs(X - upper_threshold) < self.relative_error] = \
upper_threshold - 0.2
temp = X * slope + offset
out = np.maximum(0.0, np.minimum(1.0, temp))
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(X)}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.002)
def init_dtype(self):
pass
class TestFP16HardSigmoid(TestHardSigmoid):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
class TestSwish(OpTest):
def setUp(self):
self.op_type = "swish"
self.dtype = np.float32
self.init_dtype()
X = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
beta = 2.3
out = X * expit(beta * X)
self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(X)}
self.attrs = {'beta': beta}
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
if self.dtype == np.float16:
return
self.check_grad(['X'], 'Out', max_relative_error=0.008)
def init_dtype(self):
pass
class TestFP16Swish(TestSwish):
def init_dtype(self):
self.dtype = np.float16
def test_check_output(self):
if core.is_compiled_with_cuda():
place = core.CUDAPlace(0)
if core.is_float16_supported(place):
self.check_output_with_place(place, atol=1e-3)
if __name__ == "__main__":
unittest.main()