残差计算表明，离散模型是可靠的，辨识结果正确。
The residual calculation shows that ARMAX model is reliable, and the identified result is correct.
计算表明，最小残差法是建立稳定法涌水量经验方程的一种较好方法，计算过程在微机上易于实现。
Calculation shows that method of minimum residual error is better method to establishment of the discharge drawdown equations, and minicomputer can use simply in calculating process.
为此，我们利用最小二乘方法计算信号(或残差信号)在相应子空间上的正交投影。
Therefore, the LSM algorithm is used to compute the orthogonal projection of the signal or residual signal onto the corresponding subspace spanned by these atoms.
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