该系统还可自动计算出自差系数，用于船靠码头时校正罗经自差。
The system automatically calculates deviation coefficients for correcting deviation when ship gets alongside the wharf.
提出了虹膜自动身份识别的算法及虹膜图像几何畸变的校正方法，最后用相关系数来测度图像的匹配结果。
This paper proposes an algorithm of iris automated identification and a method for rectification of geometric distortion of iris image. The matching result is measured by the relative coefficient.
利用误差网络参数，对被测网络的输入反射系数进行误差的自动校正，提高了测量线测试系统的测量精度。
With the error network parameters, the real network's input reflecting coefficient is revised and the measurement precision of measuring line system is improved.
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