选定一种舰用环氧涂料为研究对象,采用MATLAB线性最小二乘法、非线性最小二乘法和遗传算法建立乙醛和甲苯的气体释放模型,并对其拟合效果进行比较.结果表明:遗传算法可以将拟合的误差精度控制在-7.87％～7.69％,是最为准确的拟合方法.研究得到的数学模型可以预测任意时间内有害气体的释放浓度,节省检测时间,也可作为评价非金属材料毒性和进行非金属材料筛选的辅助手段.
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