bicubic spline functions 双三次样条函数
spline-functions 样条函数
the spline functions 样条函数
rd spline functions 三阶样条函数
cubic spline functions 三次样条函数
three spline functions 三次样条函数
rational spline functions 有理样条函数
modified spline functions 修正的样条函数
Shanghai Composite Index is an important index for Chinese stock market, and we apply the Least Squares Method with roughness penalty to smooth its historical data, using spline functions.
上证综合指数是股票市场的一个重要指标,我们采用样条函数,将带光滑参数的最小二乘法应用于拟合该指标的历年数据。
参考来源 - 函数型数据分析及其在证券投资中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Spline functions can be used to approach arbitrary continuous curves with high accuracy.
样条函数以其特有的优点可以用来逼近任意的连续曲线，且具有很高的精度。
The general B-spline functions and the steps of operating are introduced firstly, then as an example.
文中首先介绍了任意次B -样条基的建立方法，并给出了一般的实施步骤；
The advantage of the proposed spline functions is easy splitting of given curves according to the curve path distance.
这种插值曲线的优点是容易按距离对插值后的曲线作任意分割。
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