基于深度学习的遥感影像地物分类方法、系统、设备及介质

By preprocessing based on quantile normalization and overlapping cropping, combined with a sliding window attention mechanism and a dual-path supervised segmentation model, the network parameters are optimized, solving the problem of efficient classification of large-scale remote sensing images and achieving high-precision and robust end-to-end automated processing.

CN122067014BActive Publication Date: 2026-07-17INNER MONGOLIA UNIVERSITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
INNER MONGOLIA UNIVERSITY
Filing Date
2026-02-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing deep learning methods are computationally expensive and memory-intensive when processing large-scale, high-resolution remote sensing images. They also suffer from insufficient classification accuracy and robustness, low automation, and difficulty in adapting to the rapid processing needs of images from different regions and sensors.

Method used

By employing statistical normalization based on preset quantiles and overlapping grid clipping, combined with a sliding window attention mechanism and a hierarchical Transformer encoder, a dual-path supervised segmentation model is introduced. The network parameters are optimized through a composite loss function and learning rate strategy to achieve efficient land cover classification.

Benefits of technology

It enables efficient and lossless processing of large-size remote sensing images, improves classification accuracy and robustness, ensures end-to-end automation from data preprocessing to inference, and adapts to the rapid processing of images from different regions and sensors.

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Abstract

本发明涉及一种基于深度学习的遥感影像地物分类方法、系统、设备及介质,方法包括:对原始遥感影像及标签进行包含统计归一化与重叠裁切,生成子图数据集;构建集成辅助监督机制的编码器‑解码器分割模型,该模型利用基于滑动窗口注意力的编码器捕捉长距离空间依赖,并通过解码器融合多尺度特征;采用结合了主损失与加权辅助损失的复合损失函数,以及对特定参数优化的训练策略对模型进行迭代优化;对待分类影像实施相同预处理后,利用训练好的模型进行推理,并依据坐标信息将子图预测结果拼接成完整的地物分类图。该方法能有效处理大尺寸遥感影像,提升对复杂地貌的细分精度与模型训练效率,实现从预处理到分类结果生成的自动化流程。
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