Traditional image processing is a typical two dimensional signal processing. The image data fusion belongs to this area as well.

传统图像处理是典型的二维信号处理，图像数据融合也属此范畴。

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To cope with the time varying and Doppler broadened clutter in airborne phased array radars, it is required that the signal processing be adaptive and two dimensional (spatial and temporal).

从一个多通道自回归过程拟合杂波信号的概念出发，提出了用线性预测法实现机载相控阵雷达的时空二维自适应信号处理。

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Using two-dimensional signal vectors, the process of Doppler shift modulation and demodulation is analyzed, and a signal processing method for extracting flow speed information is derived.

如何测量回波的多普勒频移，实现测流速的目的。 文中从二维信号矢量的角度分析了多普勒频移调制和解调的过程，推导出提取速度信息的信号处理方法。

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