image thumbnail

updated 2 months ago

Single Harmonic Nonlinear Vibration Problem Solver by Barış Deniz SAĞLAM

This GUI solves MDOF nonlinear vibration problems using single harmonic representation. (nonlinear, vibration, solver)

DELTA=df_bid(c1,c2,w,X,nex)

DELTA=df_bis(k1,k2,X,nex)

DELTA=df_cubics(kc,X,nex)

image thumbnail

updated 12 months ago

Surface Spherical Harmonic Functions Visualization by Dimitrios Piretzidis

Visualization of surface spherical harmonics on the sphere surface. (surface, spherical, harmonic)

GUI_SSH(varargin)

image thumbnail

updated 1 year ago

SIGLE PHASE ACTIVE HARMONIC FILTER by PAULO

SIMPLE SINGLE PHASE ACTIVE HARMONIC FILTER WITH UNIVERSAL BRIDGE AND UTILITY. (harmonic)

EXERCICIO5A

image thumbnail

updated 2 years ago

PES Fitting by Francois Dion

One dimensional potential energy surface fitting (pes, molecular energy, harmonic)

PES_Fitting(varargin)

image thumbnail

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)

image thumbnail

updated 2 years ago

Four-Parameter Sinefit by Marko Neitola

Least squares sinusoid fit. Optimization toolbox not needed. Data can be non-uniformly sampled. (leastsquares, sinusoid, fit)

sinefit(varargin)

image thumbnail

updated almost 3 years ago

Vibration from frames by Nassim Khaled

this can be used to extract the frequency of a simple harmonic vibrations from frames (image, processing, vibration)

...

Frequency=vibration_from_images(FPS,base_name_of_frame,nb...

Y=line_detect_fct(Image)

image thumbnail

updated 3 years ago

Bessel Derivative Zeros by Carey Smith

Zeros of the first derivative of Bessel function of the first kind. (mathematics, physics, bessel)

[jprimemk,JofJ]=BessDerivZerosBisect2(MM,KK,tol)

image thumbnail

updated almost 4 years ago

self-made stroboscope with microphone by Maxim Vedenyov

GUI for the stoboscope. FFT spectrum, detect frequency, generate drive signal. (stroboscope, selfmade, string)

add_to_buffer

piece_processing

stroboscope(varargin)

image thumbnail

updated 6 years ago

HarmonicSeries.m by Carlos Adrian Vargas Aguilera

Space-Time series (1D, 2D, or 3D) as the sum of cosines. (spectral analysis, harmonic, cosine)

image thumbnail

updated 6 years ago

Cosinor Analysis by cheart

Fits cosine curve to a time series using least squares (statistics, probability, cosinor anlaysis cosi...)

cosinor

CIcalc(X,T,Z,beta,gamma,n,sigma,Amp,phi,alpha)

image thumbnail

updated 6 years ago

gmean by Antonio Trujillo-Ortiz

Generalized mean. (statistics, probability, generalized mean)

gmean.m

image thumbnail

updated 7 years ago

Tutorial: How to generate the Quantum Creation and Annihilation Matrices by Carlos Baiz

A simple approach to generating the quantum creation and annihilation matrices in MATLAB (whitepaper, article, paper)

image thumbnail

updated 8 years ago

Helicopter Rotor to Fuselage Vibration Transmission Simulator by Divahar Jayaraman

Analysis tool for exploring which harmonic of blade vibration will be transmitted to hull and why (aerospace, aeronautics, aerodef)

Cylinder( orgin,r,h,dir,n,closed )

Extrude( x1,x2,h1,h2,dir,closed )

Make_Blade(x,y,rR,R,psi,theta,beta,zeta )

image thumbnail

updated 8 years ago

Helicopter Rotor motion simulator by Divahar Jayaraman

Educating tool for understanding the complicated Helicopter blade motions & various reference planes (aerospace, aeronautics, aerodef)

CollectiveAndCyclic(varargin)

Cone( orgin,r,h,dir,n,closed )

Cylinder( orgin,r,h,dir,n,closed )

image thumbnail

updated 9 years ago

lsf by M MA

Harmonic analysis of time series using Least Squares Fit. (spectral analysis, harmonic, series)

lsf(t,f,tide,output,fopen_opt)

image thumbnail

updated 9 years ago

Spherical Harmonics by Daniel Ennis

This function generates the Spherical Harmonics basis functions of degree L and order M. (differential equation..., spherical, harmonic)

[Ymn,THETA,PHI,Xm,Ym,Zm]=spharm4(L,M,RES,PLOT_FLAG);

image thumbnail

updated 11 years ago

SineFit by YangQuan Chen

Extract sine frequency/amplitude/phase of a noisy sinusoidal signal. (approximation, interpolation, ls fitting)

[Ahat,Theta,Omega,RMS]=sinefit(s0,Testim,t0,Ts)

[Ahat,Theta,RMS]=sinefit2(s0,omega,t0,Ts)

y=jomega(x,s0,t0,Ts)

image thumbnail

updated 11 years ago

Harmonic Sum Function (harm) by Paul Godfrey

Compute the partial harmonic sum. (harmonic, sum, frobenius)

image thumbnail

updated almost 12 years ago

Harmonic Cursors by Jeffrey Daniels

Display harmonic cursors in frequency or time series plots. (specialized, plotting, harmonic)

image thumbnail

updated 13 years ago

pisar.m by Luis Palafox

Pisarenko Harmonic Decomposition (spectral analysis, pisarenko, harmonic)

Contact us