从使用深度学习的空中图像对建筑物,森林,水和道路进行高效的地理空间绘制
Sidra Abbas1, Ahmad Almadhor2, Gabriel Avelino Sampedro3,4
1Department of Computer Science, COMSATS Institute of Information Technology, Islamabad, Pakistan.
PeerJ. Computer science
|July 10, 2024
概括
深度学习模型在空中图像中准确地分类土地覆盖. DeepLabV3 ResNet50模型的准确率达到94.77%,超过了其他高效地理数据分析模型.
科学领域:
- 计算机科学 计算机科学
- 遥感 遥感 遥感 遥感
- 地理空间分析是什么
背景情况:
- 空中影像产生了大量的数据集,需要对土地覆盖信息进行高效的分析.
- 手动图像分析对于大量的地理数据是耗时且不切实际的.
研究的目的:
- 开发和评估深度学习方法,以准确,快速,像素对像素地表覆盖的分类在空中图像.
- 为了应对耗时手动分析地理数据的挑战.
主要方法:
- 应用了数据增强和转换技术.
- 选择了三个深度学习模型并进行了实验:Vanilla-UNet,ResNet50 UNet和DeepLabV3 ResNet50.
- 用于土地覆盖面分析,进行了像素对像素的分类.
主要成果:
- 深度实验室V3 ResNet50 模型以 94.77% 的准确率达到最高,其次是 ResNet50 UNet (94.37%) 和 Vanilla-UNet (91.31%).
- 与瓦尼拉-UNet相比,DeepLabV3 ResNet50和ResNet50 UNet的准确性,精度,回忆和F1分数都表现出更高的准确性和精度.
- 提出的深度学习方法在所有类别的概率预测得分上都超过了传统的UNet模型.
结论:
- 深度学习,特别是像DeepLabV3 ResNet50这样的模型,为空中图像中的土地覆盖分类提供了精确有效的解决方案.
- 开发的方法显著推进了对地理数据的自动化分析,改进了现有的技术.
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