一种红外遥感图像轻量化小目标识别方法、设备及介质

By constructing a lightweight backbone network HLNet and a multi-scale feature fusion network LSF, and combining depthwise separable convolution and Transformer architecture, the accuracy and robustness issues of small target recognition in infrared remote sensing images are solved, achieving efficient and real-time small target recognition in complex backgrounds.

CN122090041BActive Publication Date: 2026-07-17BEIJING INSTITUTE OF TECHNOLOGY (ZHUHAI)

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING INSTITUTE OF TECHNOLOGY (ZHUHAI)
Filing Date
2026-04-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for small target recognition in infrared remote sensing images suffer from insufficient detection accuracy and robustness, making it difficult to balance the requirements of high precision, lightweight design, and high efficiency. In particular, in complex backgrounds, small target feature extraction is insufficient, and recognition stability and generalization ability are inadequate.

Method used

We construct a lightweight backbone network HLNet and a lightweight multi-scale feature fusion network LSF, and combine deep separable convolution and Transformer architecture to achieve efficient recognition of small infrared targets through multi-scale feature fusion and global semantic modeling.

Benefits of technology

While maintaining the model's lightweight design, it significantly improves the accuracy and stability of infrared small target recognition in complex backgrounds, making it suitable for nighttime monitoring, shadow area recognition, and real-time target detection under low-light conditions.

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Abstract

本发明公开一种红外遥感图像轻量化小目标识别方法、设备及介质,该方法包括以下步骤:步骤S1:构建并预处理红外遥感图像数据集;步骤S2:构建轻量化主干网络HLNet,基于所述红外遥感图像数据集训练所述轻量化主干网络HLNet,得到训练后的HLNet网络;步骤S3:构建轻量化多尺度特征融合网络LSF,将所述训练后的HLNet网络输出的特征图输入至所述轻量化多尺度特征融合网络LSF中,进行多尺度特征融合,得到增强后的多尺度特征图;步骤S4:将所述增强后的多尺度特征图输入检测头模块进行小目标识别,得到识别结果。本发明能够在降低模型复杂度的同时,实现对复杂背景下红外小目标的有效识别。
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