基于癌症化疗治疗的基于模型的光滑超扭曲控制
Kamal Rsetam1, Mohammad Al-Rawi2, Zhenwei Cao3
1Al Khwarizmi College of Engineering, University of Baghdad, Baghdad, Iraq; School of Science, Computing and Engineering Technologies, Swinburne University of Technology, Melbourne, 3122, Australia.
这项研究引入了一种用于化疗的新型控制方法,增强药物输送和瘤减少. 基于模型的光滑超扭转控制 (MBSSTC) 改善了癌症治疗模型中的轨迹跟踪和干扰排斥.
科学领域:
- 生物医学工程 生物医学工程
- 控制理论 控制理论
- 数学瘤学数学瘤学
背景情况:
- 化疗是一种初级癌症治疗,旨在最大限度地消除癌细胞.
- 数学模型描述了瘤体积动态,药物相互作用和细胞杀死动力学.
- 现有的模型面临着参数不确定性和外部干扰的挑战.
研究的目的:
- 提出基于模型的光滑超扭曲控制 (MBSSTC) 准确的化疗药物输送和瘤体积管理.
- 根据临床建议,实现瘤体积的准确轨迹跟踪.
- 在非线性细胞杀死模型中增强对不确定性和干扰的稳定性.
主要方法:
- 考虑三个非线性细胞杀死模型:日志杀死,诺顿-西蒙和Emax假设.
- 应用MBSSTC以确保瘤体积遵循预定义的轨迹.
- 在MBSSTC中引入一个非平滑的术语,以提高与传统STC相比的反干扰能力.
主要成果:
- 拟议的MBSSTC证明了瘤体积减少的准确轨迹跟踪.
- 与传统的STC和PI控制相比,MBSSTC表现出优越的反干扰能力.
- 模拟证实了MBSSTC方法的有效性和优势.
结论:
- MBSSTC是一种有效的控制策略,用于优化化疗药物输送和瘤体积控制.
- 对于现实世界的临床应用来说,MBSSTC增强的反干扰功能至关重要.
- 这种方法在精确的癌症治疗中提供了有希望的进步.
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