Interpolation Utilities by Joe Henning

A variety of interpolation utilities (interpolation, piecewise interpolati..., cubic interpolation)

baryinv(x, y, xi, c)

cakima(x, y, xi)

cbezier(x, y, xi)

interparc by John D'Errico

Distance based interpolation along a general curve in space (interpolation, spline, linear)

interparc(t,px,py,varargin)

Depressed cubic polynomial by Isaac Mancero Mosquera

Function to obtain the "depressed" cubic polynomial, from the general cubic form. (cubic, polynomial, del ferro)

depressedcubic(p1)

Generate Random Numbers from a 2D Discrete Distribution by Tristan Ursell

Random numbers from any 2D discrete probability distribution, at any resolution. (discrete, distribution, generate)

[x0,y0]=pinky(Xin,Yin,dist_in,varargin)

SLM - Shape Language Modeling by John D'Errico

Least squares spline modeling using shape primitives (hermite, slm, cubic)

slm_tutorial

hermite2slm(harray)

plotslm(slm)

3D Free Form Image Registration Toolbox (GUI) by Daniel Markel

A toolbox for performing image registrations on 4D RTOG files or any other volumetric image. (image registration, 3d, image)

Crop_image(varargin)

Dcoord(varargin)

Deform(varargin)

nanderivative.m v2.1 (Jul 2009) by Carlos Adrian Vargas Aguilera

N-order derivative of vector data by interpolating nearby points, ignoring NaNs. (derivative, nan, diff)

nanderivative(Y,X,N,K,MET)

2D Cubic Beizer Curve by Dr. Murtaza Khan

Evaluate and plot 2D cubic bezier curve for given four control points. (bezier, approximation, cubic)

Funct_Bezier(Px,Py,n)

TestCubicBezier.m

Approximation of Circle Using Cubic Bezier Curve by Dr. Murtaza Khan

Approximation of unit radius circle with four parametrix bezier curves (points, interpolation, bezier)

PlotBezier1(Px,Py,n)

[Qx,Qy]=CubicBezier1(Px,Py,n)

TestCircleApproxByCubicBezier.m

cubic Bezier least square fitting by Dr. Murtaza Khan

Approximation of data using cubic Bezier curve least square fitting (approximation, interpolation, cubic)

FindBezierControlPointsND(p,varargin)

Q=bezierInterp(P0,P1,P2,P3,varargin)

[MatGlobalInterp]=BezierInterpCPMatSegVec(p0mat,p1mat,p2mat...

NaturalOpenCubicSplineCurves by Nguyen Quoc Duan

NOCSC with uniform and proportional knots (spline, cad, cubic)

NaturalOpenCubicSplineCurves.m

PARabolic FILling midpoints: PARFIL by Vassili Pastushenko

Inserts mid points ito each interval of x,y data: all(diff(x)>0)=true (approximation, interpolation, noisy)

[X,Y]=parfil(varargin)

cubicSpline by Andrew Hastings

Accurate method to produce a curve through data points. (integration, curved lines, spline)

cubicSpline(coeff,smoothness);

INTERPOL by Vassili Pastushenko

Standard quadratic and cubic interpolation, and cubic with (improved) continuous derivatives. (approximation, interpolation, cubic)

Yi=interpol(y,Poin,ORD,STOP)