在多点成形过程中，3维曲面形状的离散傅里叶变换描述能够反映成形件的整体变形特性。
With Discrete Fourier Transforms description of 3d curved surface, transform function of forming process is discussed.
此文在分析由仿射变换描述的三角形运动补偿基础上，提出了基于重叠区域的三角形运动补偿方法。
A motion compensation method based on overlapped triangular patches is proposed after analysing the general triangular patch compensation method using affine transformation.
本文应用图像变换模型对常规地图编绘过程作了图像变换描述，使地图编绘过程上升到图像处理各个步骤的理论高度。
In this paper models for imagery transformation are provided to describe the traditional map compilation steps, which have been thus raised to a theoretical altitude of imagery processing.
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