Cubic+Spline 源代码

function fit(x,y,ftype,number) % Fit Handles different fit models in GUI. % All the software included in this package is present…

function v = splinetx(x,y,u) %SPLINETX Textbook spline function. % v = splinetx(x,y,u) finds the piecewise cubic interpolatory…

x=0:.12:1; y=(x.^2-3*x+5).*exp(-5*x).*sin(x); plot(x,y,x,y,'o') x1=0:.02:1; y0=(x1.^2-3*x1+5).*exp(-5*x1).*sin(x1); y1=interp…

% SPTERMS Spline Toolbox偺梡岅偺愢柧 % % EXPL = SPTERMS(TERM) 偼丄暥帤楍 TERM 偵傛偭偰巜掕偝傟傞梡岅偺愢柧傪娷傓 % 暥帤楍丄偁傞偄偼丄暥帤楍偺僙儖攝楍傪弌椡偟傑偡丅 % 偮偓偺暥帤楍偺巜掕偑…

x=0:.12:1; y=(x.^2-3*x+5).*exp(-5*x).*sin(x); plot(x,y,x,y,'o') x1=0:.02:1; y0=(x1.^2-3*x1+5).*exp(-5*x1).*sin(x1); y1=interp…

function v = splinetx(x,y,u) %SPLINETX Textbook spline function. % v = splinetx(x,y,u) finds the piecewise cubic interpolatory %…

!Program name: SPLINE !Input variables: !M: vertical levels to be interpolated !N: vertical levels of observed data. !X(N)…