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updated 1 year ago

B-splines by Levente Hunyadi

Draw, manipulate and reconstruct B-splines. (bspline, drag and drop, ginput)

bspline_approx(k,t,x,M)

bspline_basis(j,n,t,x)

bspline_basismatrix(n,t,x)

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updated almost 2 years ago

Free-knot spline approximation by Bruno Luong

Least squares approximation of 1D data using free-knots spline (fitting, bspline, free knots)

BBspline(varargin)

BSFK(x, y, k, nknots, fixknots, options)

BSFK_install

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updated 2 years ago

b-spline recursion by Basel alnabulsi

A recursive function that computes the b-spline basis atoms, it's very compact (bspline, recursion, interpolation)

spline_recursion (u,n)

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updated 2 years ago

Shape Context Based Corresponding Point Models by Dirk-Jan Kroon

Shape Context based nonrigid registration of 2D/3D objects, to build Active Shape Models (shape context, corresponding point m..., corresponding points)

A=imresize3d(V,scale,tsize,ntype,npad)

A=imresize3d(V,scale,tsize,ntype,npad)

A=imresize3d(V,scale,tsize,ntype,npad)

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updated 2 years ago

Fast B-spline class by Patrick Mineault

Fit, evaluate, differentiate non-uniform B-splines of any order - fast (bspline, pspline, spline)

CompileMexFiles()

fastBSpline

TryBSpline.m

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updated 3 years ago

B-spline Grid, Image and Point based Registration by Dirk-Jan Kroon

B-spline registration of two 2D / 3D images or corrsp. points, affine and with smooth b-spline grid. (geometric transformat..., image registration, registration)

A=imresize3d(V,scale,tsize,ntype,npad)

Dlocal=jacobiandet_transform_2d_double(Ox,Oy,Isize,dx,dy)

E=strain(Ux,Uy,Uz)

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updated 3 years ago

Regular Control Point Interpolation Matrix with Boundary Conditions by Matt J

Creates Toeplitz-like matrices representing interpolation operations with edge conditions. (interpolation, spline, bspline)

Example1D

Example2D

T=interpMatrix(kernel, origin, numCtrlPoints, CtrlPointSe...

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updated 4 years ago

NURBS Toolbox by D.M. Spink by Paul Zhang

NURBS Toolbox by D.M. Spink re-uploaded. The previous link has broken. (approximation, bspline, interpolation)

basisfun(i,u,p,U)

bspdegelev(d,c,k,t)

bspderiv(d,c,k)

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updated 7 years ago

NURBS by Daniel Claxton

Converted NURBS toolbox (approximation, interpolation, non uniform ration bs...)

basisfun(i,u,p,U)

bspdegelev(d,c,k,t)

bspderiv(d,c,k)

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