round-robin algorithm

Because the CORDIC algorithm can change the arctan function and round of angle to addition and shift operation, the novel model presented in the paper can complete frequency offset estimation and correction in digital field in the same time.

由于CORDIC算法能把复杂的反正切函数求解和角度旋转操作转化为简单的移位和加法操作，文中所给出的同步模型可在数字域同时完成频率偏移估计和频率偏移校正。

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AES algorithm mainly includes three aspects: round of changes, round number and key expansion.

AES算法主要包括三个方面: 轮变化 、 轮数和密钥扩展.

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Genetic Algorithm which simulates descendiblity and evolution of biologist in nature environment forms a searching method of adapting all-round optimize probability. Genetic has been applied in many fields.

遗传算法（Genetic Algorithm）是模拟生物在自然环境中的遗传和进化过程而形成的一种自适应全局优化概率搜索方法，它通过选择、交叉和变异三个过程实现。

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Then, combining a flexible arm measuring machine and a standard ball with space round fitting algorithm, the presented model parameters are calibrated. Also, based on principle of cross ratio invariance, a fast calibration approach is presented. 4.

使用柔性臂测量机结合空间球拟合、空间圆拟合算法对检测系统测量模型参数进行标定，同时提出了一种基于空间几何交比不变性原理的检测系统测量模型参数快速求解方法。

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Operations of addition and subtraction are adopted in this improved algorithm of Bresenham, and the multiplication and round operation can be avoided.

改进后的Bresenham算法全部采用加减运算，有效的避免了乘法和舍入取整运算，因此提高了图像变形的运算速度。

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