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updated 9 days ago

B-spline network based repetitive controller (C-code) by Michal Malkowski

Michal Malkowski

C-code version of B-spline repetitive controller (b spline, b spline network, basis spline)

init_data.m

RNC_B_spline_C_code_PLECS_full.slx

RNC_B_spline_C_code_PLECS_viewer.slx

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updated 9 days ago

B-spline based repetitive neurocontroller by Bartlomiej Ufnalski

Bartlomiej Ufnalski

A non-local learning rule is employed in a repetitive neurocontroller based on B-spline network. (basis spline, b spline, repetitive control)

mu1st_i(i,k)

mu2nd_i(i,k)

RNC_B_spline_without_PLECS.m

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updated 1 month ago

ffts(X,V,Xq,method,window) by Dirk-Jan Kroon

Dirk-Jan Kroon

Fast Fourier Transform ( FFT ) of scattered data (signal processing, fft, bspline)

ffts(X,V,Xq,method,window)

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updated 1 month ago

SPLINEFIT by Jonas Lundgren

Jonas Lundgren

Fit a spline to noisy data. (spline, splinefit, cubic spline)

SPLINEFIT EXAMPLES

ppdiff(pp,j)

ppint(pp,a,b)

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updated 1 month ago

Radial Basis Function Network by Travis Wiens

Travis Wiens

Simulates and trains Gaussian and polyharmonic spline radial basis function networks. (radial basis function, rbf for suren, radial basis function...)

rbf_integral(Xc,X1,X2,k_i,basisfunction)

rbfn_integral(Xc,X1,X2,W,k_i,basisfunction)

sim_rbf(Xc,X,W,k_i,basisfunction)

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updated 3 months ago

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

Tristan Ursell

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

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

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updated 5 months ago

Interpolation Utilities by Joe Henning

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)

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updated 6 months ago

UEA_geometry.zip by Aleksander Bapst

Aleksander Bapst

Extract dimensions of Utah array electrodes from .TIF SEM images (utah array, microelectrodes, sem)

calculateEllipse(x, y, a, b, angle, steps)

frustum_analysis(varargin)

main(varargin)

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updated 9 months ago

SLM - Shape Language Modeling by John D'Errico

John D'Errico

Least squares spline modeling using shape primitives (spline, splines, cubic)

slm_tutorial

hermite2slm(harray)

lse(A,b,C,d,solverflag,weights)

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updated 10 months ago

Compass Gait Bipedal Robot with Computer Torque Control (CTC) by Ali

Ali

Basic compass gait model simulation with computer torque control for reference trajectories (compass gait, bipedal robot, walking)

Animation.m

Trajectory_Planner.m

CTC_Control.mdl

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updated almost 2 years ago

Restricted Cubic Spline by Leonidas Bantis

Leonidas Bantis

Fits the so called restricted cubic spline via least squares and obtains 95% bootstrap based CIs. (spline, restricted cubic spli..., least squares)

[bhat f sse knots CI]=rcspline(x,y,knots,bootsams,atwhich...

[bhat ff sse X]=rcs(x,y,knots,plots)

example.m

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updated almost 2 years ago

distance2curve by John D'Errico

John D'Errico

Find the closest point on a (n-dimensional) curve to any given point or set of points (nearest, closest, distance)

distance2curve(curvexy,mapxy,interpmethod)

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updated 2 years ago

B-splines by Levente Hunyadi

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 2 years ago

Waveform Generator GUI by Maxim Vedenyov

Maxim Vedenyov

Generate waveformed signal and play it. Interactive GUI with movable datapoints. (waveform, gui, signal processing)

Waveform Generator GUI

bdf(ha,hfl,uf)

hfl=create_marker(ha,x,y,r,c,uf,no)

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updated 2 years ago

Construction of cubic Bezier Patch and Surface by Dr. Murtaza Khan

Dr. Murtaza Khan

Construction of cubic Bezier Patch and Surface (cubic bezier, patch, surface)

Q=bezierpatchinterp(P,varargin)

plotbezierpatch3D(P,Q)

plotbeziersurface3D(S,Q)

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updated 2 years ago

interparc by John D'Errico

John D'Errico

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

interparc(t,px,py,varargin)

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updated 2 years ago

Free-knot spline approximation by Bruno Luong

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 almost 3 years ago

Interactive curve class by Maxim Vedenyov

Maxim Vedenyov

change curve by markers drag-and-drop (interactive, curve, interpolation)

example4(varargin)

ic=example3

interactive_curve

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updated almost 3 years ago

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

Daniel Markel

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

Crop_image(varargin)

Dcoord(varargin)

Deform(varargin)

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updated almost 3 years ago

arclength by John D'Errico

John D'Errico

Compute the arclength of a general curve in any number of dimensions (arclength, spline, curve)

arclength(px,py,varargin)

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updated 3 years ago

Fast B-spline class by Patrick Mineault

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

spline_deriv by Samuel Lazerson

Samuel Lazerson

Calculates the jth derivative of spline as produced by mkpp and returns a spline. (mathematics, spline, curve fitting)

spline_deriv( pp,jderiv )

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updated 3 years ago

equalspline by Jeff Tuhtan

Jeff Tuhtan

Equally spaced points along a polyline. Can use spline, linear, and other interpolation methods. (polyline, spline, even spacing)

equalspline(orientation,curveRes,splineDist,method)

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updated 4 years ago

Regular Control Point Interpolation Matrix with Boundary Conditions by Matt J

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

Local maxima and minima of a pp spline by Matthew Arthington

Matthew Arthington

Determine the locations of local maxima and minima in a pp spline generated by pp = spline(x,Y); (spline, maxima, minima)

splineMaximaMinima(ppSpline)

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updated 4 years ago

Cardinal Spline (Catmull-Rom) Spline by Dr. Murtaza Khan

Dr. Murtaza Khan

Evaluates and plot 2D Cardinal Spline (Catmull-Rom) Spline. (approximation, interpolation, cardinal spline)

[xt,yt] =EvaluateCardinal2D(P0,P1,P2,P3,T,u)

[xvec,yvec]=EvaluateCardinal2DAtNplusOneValues(P0,P1,P2,P...

TestEvaluateCardinal2D.m

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updated 4 years ago

Spline based function approximation for HDL synthesis by Sean Little

Sean Little

This is a suite of simple utilities that allow for efficient approximation of complex functions in a (hdl, hdl coder, spline)

[x,pp]=create_lut3(fcn, rng, tol)

example

nearestpoint(x,y,m) ;

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updated 4 years ago

Random numbers from a user defined piecewise polynomial distribution by Luigi Sanguigno

Luigi Sanguigno

RANDPDFS returns pseudorandom values drawn from an arbitrary distribution defined by the pp-form. (mathematics, statistics, spline)

[r,varargout]=randpdfs(ppdf,varargin)

randpdfsdoc.m

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updated almost 5 years ago

Triangular Mesh Refinement by Dirk-Jan Kroon

Dirk-Jan Kroon

This function will refine a triangular mesh with 4-split spline interpolation (approximation, interpolation, triangular)

Fnew=makenewfacelist(F,HT_index, HT_values)

Ne=vertex_neighbours(FV)

Ne=vertex_neighbours_double(Fa,Fb,Fc,Vx,Vy,Vz)

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updated almost 5 years ago

clickfit_OH for curve fitting by eye/hand by Oscar Hartogensis

Oscar Hartogensis

click a data-series on top of a (noisy) scatterplot and get a spline or polynomial regression (curve fitting, spline, regression)

clickfit_OH(varargin)

ginput_OH(arg1,strpointertype,xx,yy)

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updated 5 years ago

Interactive Spline Region of Interest by Azim

Azim

An interactive, closed spline (gui, interactive, roi)

splineroi

exampleScript.m

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updated 5 years ago

Filter Coefficients to Popular Wavelets by Pascal Getreuer

Pascal Getreuer

Reference of wavelet filter coefficients and lifting scheme implementations. (time frequency, wavelets, daubechies)

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updated 5 years ago

Spline derivative by Bruno Luong

Bruno Luong

Compute spline function and its derivative (spline, interpolation, derivative)

BLspline_install

DP=polyderiv(P, ivar)

P=scalefun(P, S)

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updated 5 years ago

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

Carlos Adrian Vargas Aguilera

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

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

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updated almost 6 years ago

igesout by Daniel Claxton

Daniel Claxton

Convert surfaces, curves and lines to IGES file (data import, data export, iges)

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updated almost 7 years ago

N-Dimensional BSplines by Nathan Cahill

Nathan Cahill

Construct coefficients of interpolating or smoothing BSplines from N-dimensional array, analytically (approximation, interpolation, spline)

bsarray(a,varargin)

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updated almost 7 years ago

AUTOCAD By Matlab by Abdelrahman mohammed

Abdelrahman mohammed

from now you can plot circle ,rectangular,spline,arc,line,...like AUTOCAD (gallery, graphics, plot circle)

MATHCAD(varargin)

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updated 7 years ago

Contour edition by Vincent Garcia

Vincent Garcia

Edit an object contour using mouse interactions (contour edition, point, square)

ctr_editContour(img,o_ctrType,o_ctr)

test()

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updated 8 years ago

gspline by Daniel Claxton

Daniel Claxton

GSPLINE - Interactively draw interpolating spline similar to gline (annotation, customization, spline)

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updated 8 years ago

Select ROI in image using spline by Simone Cazzaniga

Simone Cazzaniga

A usefull program to select smooth region in image (image analysis, roi, spline)

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updated 8 years ago

NaturalOpenCubicSplineCurves by Nguyen Quoc Duan

Nguyen Quoc Duan

NOCSC with uniform and proportional knots (specialized, plotting, cubic)

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updated 9 years ago

Akima Interpolation by N. Shamsundar

N. Shamsundar

Interpolate smooth curve through given points on a plane. (specialized, plotting, fit)

yi=akimai(x,y,xi)

AkimaTst.m

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updated 10 years ago

cubicSpline by Andrew Hastings

Andrew Hastings

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

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updated 13 years ago

Simple Warping Routine by Alex /Gloria Ossadtchi /Halfacre

Rerforms simple 2-D warping based on a set of reference points (geometric transformat..., image registration, warping)

warpitfun(pink,get,Zp,Zg)

warpingfunsup.m

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