A segmental deformable model for image segmentation was presented and affine invariants were introduced into the model's energy function.
提出了一种用于图像分割的分段可变形模型，并在模型的能量函数中引入了仿射不变量信息。
Based on the encryption principle of affine cipher, a frequency transition function of DFH is designed.
基于仿射密码的加密原理，构造了一种差分跳频的频转移函数。
The expressions of the affine fractal interpolation function and the locally explicit presentation of the vertical scaling factors are presented on the basis of fractal geometry.
在理论分析的基础上给出了自仿射分形插值函数的表达形式和垂直比例因子的显式表达形式。
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