MATLAB in Physics - Visualisation: pendulumFitFunction(t,y,params) - File Exchange

Code covered by the BSD License

Highlights from
MATLAB in Physics - Visualisation

analyseExperimentalData(inFil... analyseExperimentalData :
comparePendulumToSHM(x0,k,m) comparePendulumToSHM : compare the motion of a simple harmonic oscillator
makeSincMovie Copyright 2008-2009 The MathWorks, Inc.
pendulumDE(tVals,omega0,start... Copyright 2008-2009 The MathWorks, Inc.
pendulumDataSimulated(x0, pen... Generate simulated pendulum data and write this to an Excel spreadsheet.
pendulumFitFunction(t,y,param... pendulumFitFunction : returns the fit value of pendulum model to
pendulumSimulation(x0,g,len) pendulumSimulation : Simulation of pendulum
plotFrequencySpectrum(sampleF... Plot the frequency spectrum of simple harmonic motion
plotTimeSeries(res) Plot the time series representation of simple harmonic motion
readExperimentalData(inFileNa... readExperimentalData : Read in the pendulum experiment data from an Excel
shmDataSimulated(x0, springCo... Generate simulated pendulum data
shmSimulation(x0,k,m) Simulation of SHM with spring constant k and mass m
lecture_1_mmcd.m
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from MATLAB in Physics - Visualisation by Matt McDonnell
The first lecture in a series on using MATLAB® in undergraduate physics courses.

pendulumFitFunction(t,y,params)

function fval = pendulumFitFunction(t,y,params)
% pendulumFitFunction : returns the fit value of pendulum model to
% experimental data (t,y)

%   Copyright 2008-2009 The MathWorks, Inc.

% Predicted motion
[tout, yout] = pendulumDE(t,params(1),params(2));

% Fitness value
fval = norm(y - yout(:,1));

Highlights from MATLAB in Physics - Visualisation

Highlights from
MATLAB in Physics - Visualisation