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在传统GM(1,1)模型基础上,结合最小二乘法原理提出:对本身已具有准指数规律的原始序列直接进行建模,并在此基础上对新模型背景值进行适当优化.克服传统GM(1,1)模型建模过程中的盲目性,并提高了拟合与预测精度.
一类准指数序列的模型优化
【摘 要】
：
在传统GM(1,1)模型基础上,结合最小二乘法原理提出:对本身已具有准指数规律的原始序列直接进行建模,并在此基础上对新模型背景值进行适当优化.克服传统GM(1,1)模型建模过程中
【机 构】
：
成都信息工程学院 数学学院,成都信息工程学院 软件工程学院
【出 处】
：
数学的实践与认识
【发表日期】
：
2004年期
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