718c41634f
1.项目后端整体迁移至PaddleOCR-NCNN算法，已通过基本的兼容性测试 2.工程改为使用CMake组织，后续为了更好地兼容第三方库，不再提供QMake工程 3.重整权利声明文件，重整代码工程，确保最小化侵权风险 Log: 切换后端至PaddleOCR-NCNN，切换工程为CMake Change-Id: I4d5d2c5d37505a4a24b389b1a4c5d12f17bfa38c
78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
// This file is part of OpenCV project.
|
|
// It is subject to the license terms in the LICENSE file found in the top-level directory
|
|
// of this distribution and at http://opencv.org/license.html.
|
|
//
|
|
// Copyright (C) 2017, Intel Corporation, all rights reserved.
|
|
// Third party copyrights are property of their respective owners.
|
|
|
|
#include "test_precomp.hpp"
|
|
|
|
namespace opencv_test { namespace {
|
|
|
|
TEST(NMS, Accuracy)
|
|
{
|
|
//reference results obtained using tf.image.non_max_suppression with iou_threshold=0.5
|
|
std::string dataPath = findDataFile("dnn/nms_reference.yml");
|
|
FileStorage fs(dataPath, FileStorage::READ);
|
|
|
|
std::vector<Rect> bboxes;
|
|
std::vector<float> scores;
|
|
std::vector<int> ref_indices;
|
|
|
|
fs["boxes"] >> bboxes;
|
|
fs["probs"] >> scores;
|
|
fs["output"] >> ref_indices;
|
|
|
|
const float nms_thresh = .5f;
|
|
const float score_thresh = .01f;
|
|
std::vector<int> indices;
|
|
cv::dnn::NMSBoxes(bboxes, scores, score_thresh, nms_thresh, indices);
|
|
|
|
ASSERT_EQ(ref_indices.size(), indices.size());
|
|
|
|
std::sort(indices.begin(), indices.end());
|
|
std::sort(ref_indices.begin(), ref_indices.end());
|
|
|
|
for(size_t i = 0; i < indices.size(); i++)
|
|
ASSERT_EQ(indices[i], ref_indices[i]);
|
|
}
|
|
|
|
TEST(SoftNMS, Accuracy)
|
|
{
|
|
//reference results are obtained using TF v2.7 tf.image.non_max_suppression_with_scores
|
|
std::string dataPath = findDataFile("dnn/soft_nms_reference.yml");
|
|
FileStorage fs(dataPath, FileStorage::READ);
|
|
|
|
std::vector<Rect> bboxes;
|
|
std::vector<float> scores;
|
|
std::vector<int> ref_indices;
|
|
std::vector<float> ref_updated_scores;
|
|
|
|
fs["boxes"] >> bboxes;
|
|
fs["probs"] >> scores;
|
|
fs["indices"] >> ref_indices;
|
|
fs["updated_scores"] >> ref_updated_scores;
|
|
|
|
std::vector<float> updated_scores;
|
|
const float score_thresh = .01f;
|
|
const float nms_thresh = .5f;
|
|
std::vector<int> indices;
|
|
const size_t top_k = 0;
|
|
const float sigma = 1.; // sigma in TF is being multiplied by 2, so 0.5 should be passed there
|
|
cv::dnn::softNMSBoxes(bboxes, scores, updated_scores, score_thresh, nms_thresh, indices, top_k, sigma);
|
|
|
|
ASSERT_EQ(ref_indices.size(), indices.size());
|
|
for(size_t i = 0; i < indices.size(); i++)
|
|
{
|
|
ASSERT_EQ(indices[i], ref_indices[i]);
|
|
}
|
|
|
|
ASSERT_EQ(ref_updated_scores.size(), updated_scores.size());
|
|
for(size_t i = 0; i < updated_scores.size(); i++)
|
|
{
|
|
EXPECT_NEAR(updated_scores[i], ref_updated_scores[i], 1e-7);
|
|
}
|
|
}
|
|
|
|
}} // namespace
|