quadratic interpolation

Compared with common quadratic elements, this kind of interpolation method achieves the same accuracy by adding a rotation degree of freedom on every vertex without using midpoints of edges or interior points.

和一般的二次单元相比较，这种插值方法不需要使用单元边中点或者内部节点进行插值，仅在每个顶点上增加一个转角自由度就可以得到和二次元相当的精度；

Comparative experiments verify the feasibility and superiority of the variable stepsize Newton quadratic interpolation to estimate the Photovoltaic Maximum Power Point.

对比实验验证了变步长Newton二次插值估算光伏电池最大功率点方法的可行性和和某些优越性。

Construction of Orthogonal Multiresolution Analysis Using Quadratic Fractal Interpolation Functions

用二次分形插值构造一类正交多尺度分析

Interpolation Quadratic complete source code can be used directly.

二次插值完整的源代码可以直接使用.

The emphasis of the study is Maximum Power Point Tracker based on quadratic interpolation.

重点研究了二次插值法的最大功率点跟踪技术.