A lightweight context fusion object detection network

By embedding a region context enhancement module and a self-weighted fusion module into a lightweight object detection network, the problems of insufficient context awareness and single multi-scale feature fusion in embedded devices are solved, improving the robustness and detection accuracy of the model and making it suitable for embedded devices.

CN122416205APending Publication Date: 2026-07-17WUXI UNIV
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Patent Information

Application Number
CN202610838263.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-06-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing lightweight object detection models suffer from insufficient context awareness, limited multi-scale feature fusion strategies, and poor robustness to complex environments on embedded devices, making it difficult to meet the requirements of low power consumption, low latency, and small memory usage.

Method used

A lightweight context fusion object detection network is designed. By embedding a region context enhancement module in the backbone network and a self-weighted fusion module in the neck network, local details and global context representations are enhanced, and adaptive multi-scale feature fusion is achieved to improve the robustness of the model.

Benefits of technology

It effectively enhances the feature representation capability for small and occluded targets, achieves more accurate multi-scale feature fusion, improves the robustness of the model in noisy and occluded environments, and has extremely small parameter and computational requirements, making it suitable for embedded devices.

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Abstract

本申请公开了一种轻量级上下文融合目标检测网络,属于计算机视觉与嵌入式人工智能技术领域。该网络包括:骨干网络,用于对输入图像进行多阶段特征提取;颈部网络,连接骨干网络的输出端,为特征金字塔网络,用于对多尺度特征图进行多尺度融合;检测头,连接颈部网络的输出端,用于预测目标类别和位置。其中,骨干网络中嵌入有区域上下文增强模块,用于增强特征图的局部细节和全局上下文表征;颈部网络中嵌入有自加权融合模块,用于对来自不同层级的特征图进行自适应、重要性感知的融合。本申请在几乎不增加计算负担的前提下,显著提升了检测精度和鲁棒性,适合部署于资源受限的嵌入式设备。
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