Study two of the most important basic operations in digital image processing: 2-D Discrete Fourier Transform and 2-D Discrete Convolution Transform. Map them on RCA.
研究了数字图像处理中两种最常用的算子——离散二维傅立叶变换和离散二维卷积，并给出了它们在RCA上的映射策略和映射过程。
This paper presents the principle and method of realizing regional 3-d prism display onthe basis of digital map.
本文介绍了在数字地图的基础上，实现地域三维柱状显示的原理和方法。
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