加强医疗记录保护的强大的隐藏技术在医疗信息学中的医疗记录
IEEE journal of biomedical and health informatics
|March 24, 2025
概括
这项研究引入了一种新的隐形图像技术,将患者数据嵌入多个DICOM图像中,增强安全性并保持图像不可感知性,以确保医疗信息系统的安全性.
科学领域:
- 医疗成像医学成像
- 信息安全 信息安全
- 计算机科学 计算机科学
背景情况:
- 患者数据安全是医疗保健信息系统的一个主要挑战.
- 保护敏感的电子病例记录 (EPR) 和临床笔记至关重要.
- 目前的方法可能缺乏对敏感医疗数据的强大安全性.
研究的目的:
- 提出一种安全的隐形图谱方案,用于嵌入DICOM图像中的机密患者数据.
- 通过在多个载波图像中分散信息来增强数据安全性.
- 为了确保嵌入式数据对人类视觉系统 (HVS) 的不可感知性.
主要方法:
- 一个新的隐形图谱方案,将电子病记录 (EPR) 数据和医生的评论嵌入到DICOM图像中.
- 数据被碎片化并嵌入多个DICOM载波图像中,以提高安全性.
- 最小显著位 (LSB) 替换方法用于嵌入虚拟秘密数据.
主要成果:
- 拟议的方案成功地将机密数据嵌入到DICOM图像中,并无明显的变化.
- 评估了包括PSNR,MSE,RMSE,SSIM和各种NR-IQA参数 (BRISQUE,NIQE,PIQE) 在内的绩效指标.
- 计算的力证实了数据嵌入过程的有效性.
结论:
- 开发的稳定图表方案提供了一种弹性和计算安全的方法来保护患者数据.
- 与单载波方法相比,在多个DICOM图像中嵌入数据可以提高安全性.
- 该技术确保数据保密,同时保持医疗图像的完整性和视觉质量.
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