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一种基于质量感知类激活映射约束的驾驶员分心检测方法

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8Claims · 1 independent
§ Ⅰ

Dossier Overview

Inventor

甘臣权; 滕洋; 祝清意; 王喜宾; 祝烨

Filing Date

Jun 25, 2026

Publication Date

Oct 27, 2026

IPC Classification

G06V 20/59 (2022.01)G06V 10/764 (2022.01)G06V 10/82 (2022.01)G06V 10/80 (2022.01)G06V 10/74 (2022.01)G06N 3/0464 (2023.01)G06N 3/048 (2023.01)G06N 3/045 (2023.01)G06N 3/0455 (2023.01)

本发明提供一种基于质量感知类激活映射约束的驾驶员分心检测方法。获取带有驾驶员行为类别标签的图像样本,经分心检测模型提取特征并生成各类别类激活映射,选取真实类别对应映射,计算空间聚焦得分和类别判别得分,并依据训练批次中类别判别信息成熟程度自适应融合得到样本级质量评分;基于同类样本质量评分构造样本对约束权重,进行质量加权语义对齐;结合分类损失、类激活映射紧凑性约束、类间正交约束和质量加权语义对齐约束训练目标模型。检测阶段输入待检测驾驶员图像输出分心行为类别结果,且不增加额外网络结构和计算开销,可提升检测准确性、稳定性和泛化能力。

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