polynomial curve fitting meaning in Chinese

多项式曲线拟合

Finally , some methods of digital processing techniques , such as polynomial curve fitting and exponential curve fitting and subsection curve fitting , are used firstly to compensate the performance of the detector . the measurement accuracy of the reader is improved , with the validity proved
首次运用了多项式曲线拟合技术、指数曲线拟合技术以及采用分段拟合的技术，补偿检波器的性能，提高了通信系统的测量精度，应用效果显著。
The antenna gain , directivity and reflection coefficient are calculated via finite element method in hfss . spline interpolation and polynomial curve fitting are applied to construct diagrams illustrating the capsulation characteristics . some general conclusions of interest are obtained
探讨了各个封装参数对输入端反射系数、方向性系数、效率和增益等性能指标的影响，得到一些规律性结论，为射频振子天线的封装应用提供了参考性的建议，并指出了进一步研究的方向。