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updated 2 months ago

Oscillator and Signal Generator by W. Owen Brimijoin

A simple command-line function for generating standard waveforms, click trains and noise bursts. (signal generator, signal processing, oscillator)

oscillator(varargin)

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updated 8 months ago

Binary Image Processing by Tim Seyler

This tool shows some binary image operations within a GUI (image processing, morphology, dilatation)

binary_image_analyze.m

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updated 1 year ago

Geo Magic Squares by Krishna Lalith

Identify 20 Geo Magic Squares with 4-Hexaminos. (geo, magic, square)

Draw_GMS(handy,varargin)

GMS(action)

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updated 2 years ago

Waveform Generator GUI by 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 3 years ago

Arbitrary Square Bounded Voronoi Diagram by Meng Sang Ong

Compute individual Voronoi cell area of 2D point sets bounded in an arbitrary square (voronoi, bounded, area)

BoundVoronoin_UnitSquare(V, C, varargin)

BoundaryIntersect_UnitSquare(P1, P2, Mode)

CalcArea_UnitSquare(VSet, V1, V2, ptS)

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updated 4 years ago

Maximal Cliques by Ahmad

Finds all the maximal complete sub-graphs (maximal cliques) in a graph (complete subgraph, clique, rectangular)

maximalCliques( X, MAX_CLIQUE_SIZE )

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updated 4 years ago

Virtual Signal Generator by Thomas Reid

GUI with all the functionality of a standard signal generator, but without expensive equipment. (waveform, signal, sinusoidal)

VirtualSignalGenerator(varargin)

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updated 4 years ago

Using patch() and rotate() - Basics by Husam Aldahiyat

Powerpoint slides on the basic usage of the patch() and rotate() functions. Includes 13 Examples. (patch, rotate, slides)

slide12

slide15

slide17

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updated 4 years ago

Pythagoras tree by Guillaume JACQUENOT

This function generates Pythagoras tree and exports the plot to SVG file. (pythagoras tree, svg, square)

Pythagor_tree(m,n,Colormap)

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updated 5 years ago

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,p2m...

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updated almost 7 years ago

Totally unimodular by Ed Scheinerman

Checks if a matrix is totally unimodular (linear algebra, totally unimodular, square)

tum(A)

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updated almost 7 years ago

Contour edition by 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 7 years ago

gridtrimesh by Willie Brink

Fits a square grid surface of the form z = f(x,y) to a triangular mesh surface. (approximation, interpolation, square)

gridtrimesh(F,V,X,Y)

demonstration.m

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updated 7 years ago

rms_exp.m by Scott Copeland

Computes root-mean square value with exponential averaging. (audio processing, video processing, acoustics spl)

rms(signal, windowlength, downsampling)

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updated almost 8 years ago

Inductance Matrix for square array by Trevis Crane

Calculates the full inductance matrix for an array of interconnected square cells (chemistry, physics, inductance)

InductanceMatrix(array)

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updated almost 8 years ago

DAC Output using Data Acq Toolbox Demo by Rene Messier

Use Data Acq Toolbox along with DataTranslation USB module to produce waveforms (example, application, dac)

OutputChans(varargin)

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updated 8 years ago

Least-Squares optimal affine subspace by Ofek Shilon

Computes the affine subspace (eg, line, plane) that optimally fits the input data (approximation, interpolation, least)

lsqAffineSpace(V, SpaceDim,varargin)

lsqLine(V,varargin)

lsqPlane(V,varargin)

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updated 8 years ago

Square Puzzle (New Sudoku???) by Chee Lam Ng

A new type of sudoku puzzle. I called it as SQUARE. (games, sudoku, square)

block2ind(blk_reg,blk)

blockProcess(sol,sdk)

checkSolution(sol,sdk)

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updated almost 9 years ago

Calculate Effective or RMS Values by Jan Lubina

Calculates the RMS for discrete time vectors. (integration, effective, current)

[XEFF,INDRISE,INDFALL]=calcEff(varargin)

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updated almost 9 years ago

fitgauss by James Blake

Fits one Gaussian curve to data. (approximation, interpolation, least)

fitgauss(yk, xk, guess_A, guess_mu, guess_sigma)

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updated 9 years ago

Conformally Mapped Laplacian by Greg von Winckel

Compute eigenfunctions of the laplacian on a conformally mapped square. (differential equation..., laplacian, eigenfunctions)

sqdirichlet(N,f);

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updated 9 years ago

weighted_rms.m by Christian Schultes

Calculate the max weighted root mean square in different window. (linear algebra, weighted, root)

weighted_rms.m

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updated 9 years ago

LPDU decomposition by Yi Zhang

LPDU decompostion. (linear algebra, lpdu, decomposition)

LPDU(A)

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updated 10 years ago

2D Chebyshev Transform by Greg von Winckel

Transforms between 2d nodal and spectral data (chebyshev, orthogonal, polynomial)

B=fcgltran2d(A,direction)

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updated 11 years ago

Prony Toolbox by Satnam Singh

Prony Toolbox is a GUI to perform Prony analysis. (filter design, filter analysis, prony analysis)

[iapp,ai,a_list,tau_list,omega_list,SUB_IND,energy,p]=app...

[promptstr]=perform_resultslist(test_time,test_data,NewVa...

[window_x,window_y]=windowing_data(x,y)

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updated 11 years ago

Pearson Chi Square Hypothesis Test by G. Levin

Single sample Pearson Chi Square goodness-of-fit hypothesis test. (statistics, probability, chi)

H=chi2test(x, alpha)

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updated 12 years ago

ldlt by Brian Borchers

This collection compute square root free Cholesky factorizations of the form A=L*D*L' (linear algebra, square, root)

[L,D,E,pneg]=mcholmz1(G)

[L,D]=ldlt(A)

[newL,newD]=ldltdown(L,D,v)

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updated 15 years ago

assignprob.zip by Niclas Borlin

Functions related to the assignment problem. (optimization, assignment, square)

[c,p]=allcosts(C)

[k,C1,T1,C2,T2]=condass(A)

hungarian.m

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