The results indicate that the combined model has value in transfering GPS height to normal height.

由此可见综合模型对于局部地区解决GPS高程转化为正常高是有使用价值的.

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Combined model matching formula, a multi - model switching method based on online identification was put forward.

结合模型匹配计算公式, 提出了基于参数在线辨识的多模型切换方法.

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