不同插值方法对典型固体潮水位插值结果比较

HAN Kongyan, CUI Bowen,SUN Xiaoru, FEI Boxiu

wf(2023)

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Abstract
选取9口固体潮观测井的3种典型水位数据,用5种插值方法进行插值分析.结果表明,三次多项式插值法对少量数据缺失的插值效果最佳;线性插值法对趋势变化大、固体潮汐波动被压制水位的插值效果最好;ARMA模型预测法对固体潮显著、趋势变化平缓水位的插值效果最佳;线性插值和ARMA模型预测法对固体潮清晰、短期起伏波动水位的插值效果各有其优势.
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