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fitting polynomial中文是什么意思

  • 多顶式拟合
  • 选配多项式

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  • 例句与用法
  • The paper refers some former experience in the fitted polynomial " s form , and makes certain modifications according to the features of the gun , that provides certain references to act on the following development
    在拟合多项式系数的形式上,借鉴了以往的经验,并针对本炮种的特点作了一定的修改,为以后的发展提供了一定的借鉴作用。
  • A time scale of the sample sn has been reconstructed by a polynomial fitting with 9 dated ages and further tested by annual band counting results . in general , the fitting polynomial line is consistent with the annual band growth rate except for that the bottom part of the stalagmite ( a height between 196 to 255mm from the top )
    石笋sn通过9个~ ( 230 ) th年龄的多项式拟合建立年代序列,利用清晰可数年层段检验表明,除底部( > 196mm )外其它时段基本吻合; bf1结合~ ( 230 ) th年龄和年层计数法定年,年层计数结果表明定年在测年误差范围之内。
  • As the dispersive influence can be easily described by a frequency transfer function , the feasibility of measuring the function with the g - s algorithm is researched numerically in the next part . from the results of simulation with fibers with different length and pulses with different width , it ’ s known that the convergence of the algorithm is related to the difference between the input and output pulse . then , the influence of attenuation and self phase modulation of fiber is discussed , and the influence of the delay phenomenon and fitted polynomial is also analyzed
    通过对不同光纤长度和不同输入脉冲脉宽的计算,得到了g - s算法的收敛性与输入波形和输出波形之间的关系;在此基础上,通过对光纤损耗、自相位调制的模拟,分析了损耗和自相位调制对光纤传递函数测量的影响;本文还分析了波形测量中的拖尾现象和多项式拟合对测量的影响,进而,对利用g - s算法进行单模光纤传递函数测量的可行性进行了阐述。
  • Secondly , spfm ( sliding polynomial fitting method ) was discussed and the arithmetic has been compared with pfm ( polynomial fitting method ) . meanwhile , the model was corrected , and the parameters of arithmetic - - system sampling frequency , the length of sliding window and the exponent of fitting polynomial - - have been optimized
    并在此基础上讨论了滑动窗多项式拟合预测算法( spfm ) ,对该算法与普通的多项式外推预测进行了比较,对模型进行了适应性修正,并对算法的参数:系统采样频率、滑动窗大小、拟合多项式指数进行了优化。
  • First . adjust the fiber to get the interferogram , use the four - step phase shifting method control the change of phase , achieve phase shifting . in data processing , take the pzt ' linear influence into account , calibrae the pzt . unwrapping the phase , gain the continuity , get the actual phase . analyzing the data with zernike orthogonal methord , fit polynomials that are not orthogonal over the data points , through visual c + + program , obtain polynomial parameters . calculate the shape of the surface , compare the result with zygo , then achieve the better experimental result
    首先,经光纤耦合输出调整得到干涉图,采用四步相移方法,控制干涉图位相变化,实现相移;数据处理过程中,考虑压电陶瓷的非线性影响,进行标定;对位相进行模式展开连续性处理,得到实际位相;用zernike多项式正交化方法分析,在离散点上处理数据,经visualc + +程序设计,得到多项式系数,计算出面形分布,同zygo所得结果进行比较。
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Last modified time:Mon, 11 Aug 2025 00:29:56 GMT

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