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使用深度学习对椎区域的年龄估计.
Zhiyong Zhang1,2, Ningtao Liu3, Ziyi Hu1,2
1Key Laboratory of Shaanxi Province for Craniofacial Precision Medicine Research, College of Stomatology, Xi'an Jiaotong University, Xi'an 710004, China.
Bioengineering (Basel, Switzerland)
|January 28, 2026
概括
深度学习模型使用椎区域 (SR) 和椎 (CV) 代表从横向头脑电图 (LCR) 显著提高年龄估计的准确性. 结合周围软组织的SR模式,在广泛的年龄范围 (4-40岁) 中表现出卓越的性能.
科学领域:
- 医学成像分析 医学成像分析
- 深度学习 (Deep Learning) 是一种深度学习.
- 法医人类学 法医人类学
- 放射年龄估计 放射年龄估计
背景情况:
- 传统的方法难以检测成年期与年龄相关的细微骨变化.
- 深度学习显示出对基于医学图像的年龄估计有希望.
- 横向头脑电图 (LCR) 中的宫椎骨对于年龄评估非常有价值.
研究的目的:
- 系统地调查不同椎脊椎表示对年龄估计准确性的影响.
- 为了比较 Contour (C), Mask (M), Cervical Vertebrae (CV) 和 Cervical Vertebrae Region (SR) 输入模式的性能.
- 通过使用深度学习来评估不同年龄组 (4-40岁) 的年龄估计.
主要方法:
- 为深度学习模型开发了四种不同的输入模式 (C,M,CV,SR).
- 利用了来自4-40岁受试者的20,174个LCR的大规模数据集.
- 使用平均绝对误差 (MAE) 评估性能,分析单个和组合的脊椎.
主要成果:
- 椎区域 (SR) 模式实现了最低的整体MAE,优于CV,C和M模式.
- 在26-40岁的年龄组中,SR和CV模式保持了MAE在10年以下,而C和M模式则不同.
- 结合脊椎提高了准确性,连续组合 (例如,C1-2 + C3) 显示出比不连续组合更好的结果.
结论:
- 结合外围软组织和全面的脊椎背景 (SR模式) 对于准确的年龄估计至关重要.
- 与只关注骨结构的方法相比,SR模式提供了更高的性能,特别是在老年人群中.
- 深度学习模型利用先进的脊椎表征可以有效地从LCR中估计广泛范围内的年龄.
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