Applications of Chaos and Nonlinear Dynamics in Engineering - Vol. 1 by Stephen Lynch

Lynch files to accompany the book. (modeling, simulink, mathematics)

sys=Hopf_System(~,x)

xdot=Chem(~,x)

xdot=Duffing(t,x)

Zernike Package by Yasushi Iwasaki

This package provides Zernike utilities. (zernike, polynomial, optics)

DisplayFringeOrder0(kMax)

DisplayFringeOrder1(kMax)

DisplayParityOrder0(kMax)

Easy Sensitivity (Tornado) Plot Function by Richard McCulloch

This function makes a tornado sensitivity plot and returns the sensitivity values. (aerospace, biotech, data export)

TorPlot(data,names,sensitivity,save)

Angle calculator from sin and cos values by Disi A

This function uniquely determines the angle (-180,180] in degree or（-pi, pi] in radian (mathematics, measurement, signal processing)

theta=angleCalc(S,C,out_mode)

An Easy Efficient Pure Algebraic Method for Partial Fraction Expansion by MA Youneng

A matlab code for partial expansion of rational functions with multiple high-order poles. (mathematics, system identification, signal processing)

pfe.m

Magnetic field of a Circular current loop using Biot Savart's Law by Sathyanarayan Rao

Magnetic Field of a circular loop is evaluated in two dimensions. (mathematics, simulation, aerospace)

Biot_3d.m

Reconstruction of Image from Simple Back Projection by Shrinivas

Reconstruction of Image from projections (image processing, mathematics, matlab)

[size1,upto,increment]=inputsbp()

[z]=choosesbp(upto,increment)

sbp0109.m

Efficient Multidimensional Scaling (MDS) by Quan Wang

The is the source code of iterated Levenberg-Marquardt algorithm (ILMA) for solving MDS (mathematics, optimization, pattern recognition)

CM=confusion_matrix_reorder(CM)

[X, total_cost]=MDS_training(Dist,d,iter,strategy,display_f...

[X2]=MDS_encoding(X1,Dist,display_flag)

Monte Carlo example of the Multi-Factor coupled Commodity Forward curves Simulator by Ahmos Sansom

Implementation of the Multi-Factor multi commodity forward curve simulator (finance, mathematics, optimization)

GetCov(x, y)

LnTestofSims(mySims, LastFC, volFN, Factors)

MultiFactorForwardCurveSimulator(nSims, Seed, historicalFor...

Virtual Calculator by Oren berkovicth

This calculator allows the user to perform calculations in front of the camera. (image processing, gui, mathematics)

[newstr,same]=samenum(same,num)

displayscrean(x,y,newstr)

virtualcalc

Empirical Wavelet Transforms by Jerome Gilles

This toolbox proposes the original implementation of Empirical Wavelet Transforms (signal processing, image processing, mathematics)

AnglesLocalMax(f,N)

AnglesLocalMaxMin(f,N)

Angular_sector(theta,radius,theta0,theta1,r0,r1,gammaw,Dthe...

Euler’s method by Mohammed Al-Mostafa

find the function then draw it using the derivative Euler’s method (mathematics)

Euler

Laplacian 2.0 by Bryan C. Smith

(1-3)D sparse Laplacian matrices with eigenvalues and eigenvectors. (laplacian, eigenvalues, eigenvectors)

laplacian2(numpts, varargin)

Optimal Finite-burn Interplanetary Injection from Earth Orbit by David Eagle

A MATLAB script for optimizing finite-burn interplanetary injection trajectories. (aerospace, mathematics, simulation)

[fid, itarget, nsegments, xmass0, thrmag, xisp, oev_initial...

asympt (cbmu, rsc, vsc)

atan3 (a, b)

LAI by Erwin Torreao Dassen

A linear algebra over the integers package based on layered lattices. (mathematics, lattices, linear algebra)

LAI

Bessel Polynomial Linearization Coefficients by Robert Dickson

Linearization coefficients for Bessel polynomials, and certain rational polynomial spectra. (mathematics, bessel polynomial, linearization coeffic...)

bpqcc(n,a)

bpqnn(n,a)

bpqpsdg(gi,f)

RKN1210 - A 12th/10th order Runge-Kutta-Nystrom integrator by Rody Oldenhuis

Integrator for second-order ODE's with very stringent error tolerances. (accuracy, secondorder ode, rungekuttanystrom)

rkn1210(funfcn, tspan, y0, yp0, options)

rkn1210_DEMO

Chebpack by Damian Trif

The MATLAB package Chebpack solves specific problems for differential or integral equations. (mathematics, differential equation..., integral equations)

A=fact(a,m)

B=Ex4_delay_main

D=deriv(n,dom)

Closest by Matt

Finds the value in an array X closest to the scalar b. (mathematics)

closest(X,b)

Sylvester Matrix by Jos (10584)

SYLVESTER - Sylvester matrix of two polynomials (v3.0, june 2013) (this is not working s..., mathematics, polynomial)

sylvester(P,Q ,MpMq)

Find Network Components by Daniel Larremore

Find network components, sizes, and lists of member nodes. (network, graph theory, component)

networkComponents(A)

MatTuGames by Holger I. Meinhardt

A game theoretical Matlab toolbox to compute solution schemes and properties from TU-games. (mathematics, game theory, cooperative game theo...)

AntiCorePlot(varargin)

COAL=tug_Coal2Dec(n)

CddAntiCorePlot(varargin)

Solar Sail Trajectory Analysis with MATLAB by David Eagle

Two-dimensional trajectory analysis of solar sail Earth-to-Venus and Earth-to-Mars missions. (aerospace, mathematics, simulation)

[fid, nsegments, achar, b1, b2, b3, iplanet, time_g, time_l...

rkf78 (deq, neq, ti, tf, h, tetol, x)

ss2d_eqm_opt (t, y)

Plot a plane from 3 points by Nitish Tripathi

It plots a plane from 3 points. Its returns all the coeff of plane (a, b, c,d) (image processing, statistics, mathematics)

plot_line(p1, p2, p3)

Zernike Moments by Amir Tahmasbi

MATLAB Code for the Fast Calculation of Zernike Moments of order n and repetition m on NxN images. (image processing, signal processing, mathematics)

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

Discrete Frechet Distance by Zachary Danziger

The discrete Frechet distance is a scalar measure of similarity between two curves. (curves, mathematics, metric)

DiscreteFrechetDist(P,Q,dfcn)

Continous Fractions Expansion by Mario Coutino

Computes the continous fractions expasion of a pulse transfer function. (control design, mathematics, signal processing)

cont_frac(num,den)

Fourier series of real signals by yoash levron

This function computes the fourier series of a signal (signal processing, mathematics)

construct_harmonic_signal( freq,amp,phase,dc,t )

fourier_series_real( t,x )

fourier_series_real_example.m

Collatz and Goldbach Conjucture by RAHUL RANJAN

Verification of Collatz and Goldbach Conjucture (conjuncture, mathematics, animation)

goldback(n)

collatz_conjucture.m

translate_cog by anukriti dureha

translation of centre of gravity of a 2d image to the origin. (mathematics, image processing)

translate_cog(pts)

Negative Binomial Regression by Surojit Biswas

NB2 Negative-Binomial regression. (statistics, mathematics, optimization)

nbreg( x, y, varargin )

The Long-term Evolution of Geosynchronous Transfer Orbits by David Eagle

Interactive MATLAB script that predicts the long-term evolution of geosynchronous transfer orbits. (aerospace, mathematics, simulation)

atan3 (a, b)

ceqm1 (t, y)

eci2orb1 (mu, r, v)

barycentric Coordinates by anukriti dureha

barycentric_coordinates will give the coordinates alpha, beta ,gama of the matrix face_point. (image processing, statistics, mathematics)

barycentric_coordinates( face_point,dt )

Comparison of Alamouti & MRC Schemes over Rayleigh Channel by Sourav Mondal

This code gives a relative comparison of performance of Alamouti & MRC schemes over Rayleigh channel (communications, control design, data export)

alamouti_new(M, frmLen, numPackets, EbNo)

mrc_new(M, frmLen, numPackets, EbNo)

alamouti_mrc_RUN_new.m

Simple graphic calculator by Oren berkovicth

Graphic Calculator (gui, mathematics, calc)

plotgraf(varargin)

FELICITY by Shawn Walker

Finite ELement Implementation and Computational Interface Tool for You (finite element method, modeling, mathematics)

Coarse_Square_Codim_1()

CompareFiles(File1,File2)

Convert_Interp_script_to_MEX(Main_Dir,Iscript,MEX_FileName)

False Position with Newton by Harold John

2 methods in one code (mathematics)

FalsePosition(f, a, b)

Falseposition with Newton by Harold John

How to use 2 methods in one code (mathematics)

FalsePosition(f, a, b)

Truss Design Optimization Based on Generative Algorithms by James Allison

Supplementary material for a WCSMO publication regarding truss design optimization. (structural design, aerospace, automotive)

D=TrussData(Coord, Con)

GAcon(x)

JacobianStresscal(D, Area)

Drive the induction motor with minimum losses by KATHIM Alrifai

Loss Minimization in Induction Motor Drives Using Genetic Algorithms (control design, optimization, mathematics)

Drive The Induction motor with Minimum Losses

Discretization methods: Class-Attribute Contingency Coefficient (CACC - MATLAB) by Julio Zaragoza

Correct Implementation of the CACC Discretization Method. http://cs.adelaide.edu.au/~jzaragoza (statistics, mathematics)

cacc(data)

main.m

A MATLAB Implementation of the Jacchia Atmosphere Model by David Eagle

MATLAB function and demonstration script which implement the Jacchia 1970 atmosphere model. (aerospace, mathematics, simulation)

atan3 (a, b)

gast1 (jdate)

gdate (jdate)

Experimental Investigation on Solar Chimney for room ventilation by Ashish Meshram (Meet)

This project implements experimental Investigation on Solar chimney for room ventilation (solar chimney, ventilation, mass rate flow)

EISCRV(H,T,Ta,Ls,W,z,d,Vr,maxiter,maxerr)

GaussSeidelSOR(A,b,omega,es,maxit)

MatCrea(Coeff,Flux,Wall,Tf,Ta,Ls,z,W,d)

Particle Swarm Optimization by Yan Ou

[x,fval] = pso(fun,np,A,b); % fun: function handle % np: number of particles % A, b: Ax<=b (optimization, nonconvex optimizatio..., mathematics)

pso(fun,np,A,b,inertia,correction_factor,iteration)

Fast Eigenvalue Computation of Massive 3-by-3 Real Symmetric Matrices by Max W.K. Law

For multiple 3x3 real symmetric matrices, vectorized matrix operations, support GPU computation (3x3 matrix, eigen, eigendecomposition)

eigenvaluefield33( a11, a12, a13, a22, a23, a33)

cofficients of fourier series by davood shaghaghi

This function is written to calculate the cofficients of fourier series. (control design, mathematics, image processing)

[]=fs(x,T0,n,type)

A MATLAB Script for Time and Coordinate Calculations by David Eagle

Interactive MATLAB script that can be used to perform time and coordinate calculations. (aerospace, mathematics, simulation)

atan3 (a, b)

brent (f, x1, x2, rtol)

coe2eqoe(coe)

Grid of points within a polygon by Sulimon Sattari

This function generates an array of points that lie within a given polygon (polygon, points, point)

polygrid( xv, yv, ppa)

Multidimensional matrix multiplication by Sandor Toth

The simple function performs fast matrix multiplication within multidimensional arrays. (matrix, multiplication, simple)

mmat(A,B,dim)

Spline2D or Piecewise Continuous 2D Polynomials by Mark Mikofski

Fit a 2D function with piecewise continuous polynomials (data exploration, interpolation, mathematics)

examples

splineFit2D(f,x,y,n,m,xb,yb,continuity,ngrid)

splineVal2D(pp,x,y,n,m,xb,yb)