“Cross-Correlation Theorem”的概念、定义、习题解题方法及翻译-数学辞典

单词

Cross-Correlation Theorem

释义

Cross-Correlation Theorem

Let denote the Cross-Correlation of functions and . Then

where denotes the Fourier Transform and

(2)

(3)

Applying a Fourier Transform on each side gives the cross-correlationtheorem,

(4)

, then the cross-correlation theorem reduces to the Wiener-Khintchine Theorem.

See also Fourier Transform, Wiener-Khintchine Theorem

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