2 // Copyright (c) 2018 Intel Corporation
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
8 // http://www.apache.org/licenses/LICENSE-2.0
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
17 ///////////////////////////////////////////////////////////////////////////////////////////////////
18 #include <gtest/gtest.h>
19 #include "api/CPP/memory.hpp"
20 #include <api/CPP/input_layout.hpp>
21 #include "api/CPP/batch_norm_grad.hpp"
22 #include <api/CPP/topology.hpp>
23 #include <api/CPP/network.hpp>
24 #include <api/CPP/engine.hpp>
25 #include "test_utils/test_utils.h"
26 #include <api/CPP/reorder.hpp>
27 #include <api/CPP/data.hpp>
29 using namespace cldnn;
30 using namespace tests;
32 TEST(batch_normalization_backward_gpu, basic_in2x2x2x3) {
33 // Grad input : 2x2x2x3
35 // Inverted variance : 1x2x1x1
39 // f0: b0: 1 2 -10 b1: 0 0 -11
40 // f0: b0: 3 4 -14 b1: 0.5 -0.5 -15
41 // f1: b0: 5 6 -12 b1: 1.5 5.2 -13
42 // f1: b0: 7 8 -16 b1: 12 9 -17
45 // f0: b0: 1 2 3 b1: -1 -2 -3
46 // f0: b0: 5 6 7 b1: 0.5 -0.5 -4
47 // f1: b0: 8 9 10 b1: 1.5 5 -5
48 // f1: b0: 11 12 13 b1: 2 -7.2 -6
54 const auto& engine = get_test_engine();
56 auto input = memory::allocate(engine, { data_types::f32, format::bfyx,{ 2, 2, 3, 2 } });
57 auto grad_input = memory::allocate(engine, { data_types::f32, format::bfyx,{ 2, 2, 3, 2 } });
58 auto inv_var = memory::allocate(engine, { data_types::f32, format::bfyx,{ 1, 2, 1, 1 } });
61 topology.add(input_layout("input", input.get_layout()));
62 topology.add(data("grad_input", grad_input));
63 topology.add(data("inv_var", inv_var));
64 topology.add(batch_norm_grad("batch_norm_grad", "grad_input", "input", "inv_var"));
77 set_values(grad_input, {
88 set_values(inv_var, { 0.1491862f, 0.0966454f });
90 network network(engine, topology);
92 network.set_input_data("input", input);
94 auto outputs = network.execute();
96 auto output = outputs.at("batch_norm_grad").get_memory();
97 auto output_ptr = output.pointer<float>();
99 std::vector<float> expected_out = {
100 -0.142969f, -0.111888f, 1.45456f,
101 0.217566f, 0.248648f, 2.52372f,
102 -3.41923f, -4.07521f, 5.f,
103 -4.63455f, -5.f, 5.f,
104 -0.323237f, -0.472423f, 0.677543f,
105 -0.15851f, -0.189591f, 1.00078f,
106 -1.41324f, -3.85969f, 5.f,
110 for (int i = 0; i < 2 * 2 * 3 * 2; i++)
112 EXPECT_NEAR(expected_out[i], output_ptr[i], 1e-03F);