实践证明，三至五次多项式就能产生足够小的残差和单调递增的导数。
In general, experience has shown that third-to fifth-degree polynomials produce sufficiently low residuals and monotonically increasing derivatives .
利用正弦多项式近似直接产生数字正弦波，而无需限制相幅转化速度的ROM。
This design dispenses with ROM which mainly limits the converting speed of DDS, but USES SIN function polynomial approximation directly generating digital SIN wave.
文中采用了三次多项式校正技术，该技术不仅可校正光学镜头的几何畸变，对透视和倾斜所产生的畸变都有较好的校正效果。
The paper adopted cubic multinomial rectification technology which not only can correct optical lens's distortion but also has good rectification results for perspective and incline distortion.
此项技术利用了沿地层形成的低相干带和由断层产生的低相干带方向上的差别，通过局部方向扫描和多项式滤波来滤除不需要的低相干带和随机噪声带来的干扰。
Along horizon LCS and differences in directions of LCSs resulted from faults are used to suppress the undesired LCS and random noise through local dip scanning and polynomial filtering.
先分析了RS码的编解码原理，通过MATLAB软件产生了域元素及生成多项式，还获取了RS(204,188)的编码。
Firstly, the paper analyzes the coding and encoding principle of rs code, gets Galois field and generating polynomial using the MATLAB software, obtains the rs (204188) encoding, too.
首先，从产生背景入手，介绍了非参数局部多项式回归估计模型的基本概念以及研究概况。
Firstly, we introduce the research situation of the local polynomial regression estimation and its basic concept from the model's background.
首先，从产生背景入手，介绍了非参数局部多项式回归估计模型的基本概念以及研究概况。
Firstly, we introduce the research situation of the local polynomial regression estimation and its basic concept from the model's background.
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