在采用GM(,1)型预测基坑支护变形,通过选取恰当的原始数据序列,并进行残差修正,能得到精度很高的预测结果。
The forecast result of high precision is got in forecast of foundation pit deformation by GM (1, 1) model by means of selecting original data alignment and revision of residual error.
针对原始数据波动情况,提出了残差周期模型以提高预测精度。
To counter the fluctuating case of original data, residual periodic model is put forward to increase forecast precision.
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