文件名称:arma_gm
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arma和gm模型，根据论文写得，效果和论文结果一样，可以参考-arma and gm model, based on written papers, and papers effect the same results, you can refer to
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下载文件列表
ARMA.m
beijingyouhua.m
bj_hsz_yh.m
gray_model.m
jianquan_z.m