数据拟合

interp1 - 一元函数插值

spline - 样条插值

polyfit - 多项式插值或拟合

curvefit - 曲线拟合

caspe - 各种边界条件的样条插值

casps - 样条拟合(没有)

interp2 - 二元函数插值

griddata - 不规则数据的二元函数插值

*interp - 不单调节点插值

*lagrange - 拉格朗日插值法-　Data fitting　interp1- one yuan function interpolation　spline- Spline　polyfit- polynomial interpolation or fitting　curvefit- Curve fitting　caspe- various boundary conditions spline interpolation　casps- spline fitting (not )　interp2- binary function interpolation　griddata- irregular data binary function interpolation * interp- not monotonous Interplating * lagrange- Lagrange polynomial