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漢克爾奇異值

漢克爾奇異值(Hankel singular values)是控制理论的名詞,得名自赫尔曼·汉克尔,是量測系系統中各狀態能量的方式,是平衡態模型縮減(balanced model reduction)的基礎,此方法中會保留高能量的狀態,捨棄低能量的狀態。縮減後的模型會保留原來模型的重要特徵。

漢克爾奇異值是用可控制性格拉姆矩陣WC可观测性格拉姆矩阵WO乘積特征值i ≥ 0, i = 1,…,n}的平方根來計算。

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漢克爾奇異值
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