The network model can organize and study itself, according to different study error, continuously adjust the study rate, and accelerate refrain process, expel influence of the data sample.
该模型有自组织和自学习的功能，可以根据每次学习误差的不同，不断调整学习速率，加速收敛过程，充分排除数据样本的随机性影响。
Research work has shown that the distance error model is useful to the study of thepositioning accuracy of robots.
研究表明，距离误差模型对于研究机器人的位置精度具有事半功倍的效果。
By study the method of approximate development of surface of revolution, the mathematiccal model of approximate development, precision analysis and error correction has been gained.
通过对不可展回转曲面近似展开方法的研究，得到了回转曲面近似展开、精度分析和误差矫正的数学模型。
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