Chinese Journal of Liquid Crystals and Displays, Volume. 39, Issue 7, 980(2024)
Semantic segmentation method for street images with multi-dimensional features
Fig. 1. Overall architecture of the semantic partitioning network in this paper
Fig. 6. Comparison of segmentation accuracy of different feature fusion modules
Fig. 7. Visualisation of the results of various types of target segmentation
Table 1. Partial training strategy parameters and corresponding details
View tableView in ArticleTable 1. Partial training strategy parameters and corresponding details
训练策略参数 细节 迭代次数 320k 裁剪尺寸 512×1 024 初始学习率 1.25×10-3 最小学习率 1×10-4 动量 0.9 优化器 SGD BN策略 SyncBN
Table 2. Accuracy comparison experiments of semantic segmentation methods
View tableView in ArticleTable 2. Accuracy comparison experiments of semantic segmentation methods
Method Crop size LR Schedule mIoU/% mPA/% DeepLabV3 512×1 024 80k 72.32 81.25 PSPNet 512×1 024 80k 70.66 78.75 EMANet 512×1 024 160k 68.09 79.49 BiSeNetV2 1 024×1 024 80k 71.07 73.13 STDC2 512×1 024 80k 72.31 80.33 SegFormer 1 024×1 024 160k 76.60 84.79 PointRend 512×1 024 320k 73.09 78.16 MDFNet 512×1 024 320k 80.11 86.32
Table 3. Selected category accuracy comparison experiments
View tableView in ArticleTable 3. Selected category accuracy comparison experiments
Method mIoU/% Person Rider Car Truck Bus Train Mcycle Bicycle PSPNet 70.66 80.27 58.45 93.70 70.31 56.55 42.07 62.03 75.58 DeepLabV3 72.32 78.99 56.19 93.94 70.57 73.78 58.48 57.99 73.88 SegFormer 76.60 80.66 57.87 94.52 80.87 82.14 67.23 63.34 75.59 MDFNet-50 77.51 81.72 61.51 94.64 82.18 83.86 69.67 64.54 76.08 MDFNet-101 80.11 83.02 63.10 95.26 82.62 90.28 84.95 67.34 78.05
Table 4. Ablation experiments in various modules
View tableView in ArticleTable 4. Ablation experiments in various modules
Backbone Baseline TAE FPG mIoU/% mPA/% Res-50 √ 73.03 80.28 √ √ 75.42 81.35 √ √ 73.17 80.56 √ √ √ 77.51 85.35 Res-101 √ 73.09 78.16 √ √ 77.27 82.50 √ √ 79.55 85.79 √ √ √ 80.11 86.32
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Lei ZHU, Chenjie CHE, Tongyu YAO, Yang PAN, Bo ZHANG. Semantic segmentation method for street images with multi-dimensional features[J]. Chinese Journal of Liquid Crystals and Displays, 2024, 39(7): 980
Category: Research Articles
Received: Jun. 7, 2023
Accepted: --
Published Online: Jul. 23, 2024
The Author Email: Chenjie CHE (che147890@163.com)
