...i ) 2 ( ) ( , ) ( , ) j ux vy F u v f x y e dxdy π ∞ ∞ − + ∞ ∞ = ∫ ∫ ② 二维傅立叶变换对(Fourier transform pair) From 空域to 频域 −∞ −∞ ∫ ∫ 2 ( ) ( , ) ( , ) j ux vy f x y F u v e dudv π ∞ ∞ + −∞ −∞ = ∫ ∫ From 频域to ...
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傅里叶变换对 fourier pair; fourier transform pair; fourier transform spectromether; fourier ..
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Fourier-transform pair 傅氏转换对
Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.
物理含义：能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
Relationship between the target scattering function and the echo signal is deduced to hold as a Fourier transform pair by analyzing the texture of echo signal for a passive radar imaging system;
首先分析了无源雷达成像系统的目标回波形式，得到了目标散射分布函数和雷达接收信号之间的傅里叶变换对关系；
By using the Fourier transform, the problem can be solved with a pair of dual integral equations in which the unknown variable is the jump of displacements across the crack surfaces.
首先利用付里叶变换，使问题的求解转换成对一对变量为裂纹面上位移差的对偶积分方程的求解。
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