Interesting MATLAB

Interesting MATLAB (V4) Demos

XY and XYZ plots
graf2d --> XY plots

graf2d2 --> XYZ plots (including volume)

hndlgraf --> handle graphics for line plots

hndlaxis --> handle graphics for axes

graf3d --> handle graphics for surface plots

Complex function 3D plots
grafcplx, cplxdemo --> complex XYZ plots

Contours
xpgallry quivdemo --> quiver

Animation
lorenz --> Lorenz attractor

MOVIE
xpmovie vibes --> L-shaped membrane

xpmovie crulspin --> spinning toroid (aka cruller)

xpmovie logospin --> spinning logo (L-shaped membrane)

sqdemo --> superquadrics

Fourier
sshow sunspots --> Fourier analysis of sunspot data

fourier --> Fourier series to approximate a square wave (Gibb effect)

fftdemo --> to extract two major components in a noise time series

Data fitting
sshow fitdemo --> nonlinear data fitting

census --> prediction of world population

spline2d --> spline for data fitting; data supplied by clicking mouse

Sparse matrix
sshow buckydem --> soccer ball (Buckminster Fuller geodesic dome)

sshow sparsity --> reordering of nodes

airfoil --> display sparse matrix from NASA airfoil

sepdemo --> orderings and separators for a finite element mesh

Games
xpbombs --> mine sweeping

life --> life game

bblwrap --> push me!

makemaze --> maze traverse

Gallery of 3D objects
knot

xpgallry klein1 --> Klein bottle

xpgallry tori4 --> four-linked unknotted tori

xpgallry spharm2 --> spherical harmonics

xpgallry cruller --> cruller (toroid)

xpklein --> Klein bottle

Other gallery
xpgallry modes --> 12 modes of the L-shaped membrane

xpgallry logo --> logo of TMW

xpquad --> various version of Barr's superquadrics

truss --> 12 natural bending mode of a 2D truss

travel --> travel salesman problem

wrldtrv --> great circle flight paths and distances

makevase --> make a vase by clicking

spinner --> screen saver of lines

delsqdem --> finite difference Laplacian on various domains

xpsound --> sound

funfuns --> zero finding, minimization, and integration of one-input functions

sshow e2pi --> e^pi or pi^e

quake --> earth quake wave visualization

penny --> visualization of a penny

imageext --> change colormap of images

earthmap --> various views of the earth

SIMULINK
vdp --> Van der Pol equations

bounce --> bouncing ball

simppend --> simple pendulum

onecart --> mass-spring system

dblcart1 --> mass-spring system (two masses)

dblpend1 --> double-pendulum system

dblpend2 --> double-pendulum system

penddemo --> inverted pendulum (slow!)

Optim. toolbox (help optim)
bandem --> expo-style banana optimization

bandemo --> command-line-style banana optimization

Signal processing toolbox (help signal)
sshow filtdem --> filter effect demo

sshow filtdem2 --> filter design demo

cztdemo --> FFT and CZT (two different Z-transform algorithms)

phone.m --> display time and frequency (and sound) of touch tone phone pad

sigdemo1.m --> time and freq. plots of discrete signals (mouse dragging)

sigdemo2.m --> time and freq. plots of continuous signals (mouse dragging)

filtdemo.m --> interactive design of lowpass digital filters

moddemo.m --> modulation scheme (voice signal)

sosdemo.m --> slice plot of a digital filter

NN toolbox (help nnets)
neural --> printed character recognition

IP toolbox (help images)
imdemo --> general demo

xpimage --> enhancement

firdemo --> 2D FIR filters

nlfdemo --> nonlinear filters

dctdemo --> DCT demo

Fuzzy Logic Toolbox:
invkine: inverse kinematics

juggler: ball juggling

fcmdemo: FCM

slcp: cart and pole

slcp1: cart and a varying pole

slcpp1: cart and two varying pole

sltbu: truck backup

slbb: ball and beam

fuzpcr: OCR (PCR?) using fuzzy logic (nearest neighbor classification)

Soft Computing Toolbox
taylor: polynomial fitting and Taylor series expansion

sddemo: demo of using steepest descent on the peaks function

percepdm: demo of single-layer perceptron

mlpdm1: Curve fitting using MLP

mlpdm2: XOR problem using MLP

rbfndm1: Curve fitting using RBFN