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Parameters analysis of a porous medium model for treatment with hyperthermia using OpenMP

机译:使用OpenMP治疗多孔介质模型的参数分析

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Cancer is the second cause of death in the world so treatments have been developed trying to work around this world health problem. Hyperthermia is not a new technique, but its use in cancer treatment is still at early stage of development. This treatment is based on overheat the target area to a threshold temperature that causes cancerous cell necrosis and apoptosis. To simulate this phenomenon using magnetic nanoparticles in an under skin cancer treatment, a three-dimensional porous medium model was adopted. This study presents a sensibility analysis of the model parameters such as the porosity and blood velocity. To ensure a second-order solution approach, a 7-points centered finite difference method was used for space discretization while a predictor-corrector method was used to time evolution. Due to the massive computations required to find the solution of a three-dimensional model, this paper also presents a first attempt to improve performance using OpenMP, a parallel programming API.
机译:癌症是世界上第二次死亡原因,所以正在制定治疗,试图解决这个世界健康问题。热疗不是一种新的技术,但它在癌症治疗中的使用仍处于发育的早期阶段。该处理基于目标区域的阈值温度,导致癌细胞坏死和凋亡。为了使用磁性纳米颗粒在皮肤癌症处理中模拟这种现象,采用了三维多孔介质模型。该研究呈现了诸如孔隙率和血液速度的模型参数的敏感性分析。为了确保二阶解决方案方法,在使用预测器校正器方法时,使用7分中心的有限差分方法用于空间离散化。由于找到了三维模型的解决方案所需的大量计算,本文还提供了使用OpenMP,并行编程API来提高性能的首次尝试。

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