利用APDL语言对ANSYS软件进行二次开发，建立楔环连接结构的参数化有限元模型。
The parametric finite element model (FEM) of wedged-ring joint structure was established using ANSYS parametric design language (APDL).
对检测到的候选印章子图和模板印章计算FFT变换的幅度谱图像，进而构造对应于楔环结构的幅度谱特征矩阵。
The magnitude FFT feature matrixes were constructed separately for the template seal and the candidate detected seal.
本文介绍了楔环阵列探测器(WRD)的特性，理论上论述了WRD线性响应因子校正的方法，并从实验上获得验证。
In this paper, the characteristics of wedge ring detector (WRD) are introduced. The correcting method of the responding factor is discussed theoretically, and the experimented results are given.
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