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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Songnan Duan

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Open access Aug 2026

HSF-Net: A Hierarchical Edge Enhancement and Sparse-Aware Fusion Network for Small Object Detection in UAV Aerial Imagery

Object detection in unmanned aerial vehicle (UAV) imagery is severely challenged by extremely small object scales, cluttered backgrounds, and pronounced foreground–background imbalance, which jointly degrade the accuracy of general-purpose detectors. This paper presents HSF-Net, a small-object detection network built u...

Jia-Qi Li, Qing-Hua Zeng, Songnan Duan et al. · 0 citations

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