Unrecognized property 'f' for class 'Graduatio​n_project_​awni_and_m​azen' idont what to do with this error help please.

classdef Graduation_project_awni_and_mazen < matlab.apps.AppBase

% Properties that correspond to app components

properties (Access = public)

UIFigure matlab.ui.Figure

EditField matlab.ui.control.NumericEditField

samplerateEditFieldLabel matlab.ui.control.Label

samplerateEditField matlab.ui.control.NumericEditField

timeEditFieldLabel matlab.ui.control.Label

timeEditField matlab.ui.control.NumericEditField

timeconstantEditFieldLabel matlab.ui.control.Label

timeconstantEditField matlab.ui.control.NumericEditField

cutofffrequencyEditFieldLabel matlab.ui.control.Label

cutofffrequencyEditField matlab.ui.control.NumericEditField

TabGroup matlab.ui.container.TabGroup

CurrentReadingsTab matlab.ui.container.Tab

UIAxes_2 matlab.ui.control.UIAxes

UIAxes_3 matlab.ui.control.UIAxes

UIAxes_4 matlab.ui.control.UIAxes

TheoreticalNaturalFrequenciesTab matlab.ui.container.Tab

UIAxes_16 matlab.ui.control.UIAxes

UIAxes_17 matlab.ui.control.UIAxes

UIAxes_18 matlab.ui.control.UIAxes

UIAxes_19 matlab.ui.control.UIAxes

calculateeigenvaluesandmodeshapesButton matlab.ui.control.Button

Kth1barEditFieldLabel matlab.ui.control.Label

Kth1barEditField matlab.ui.control.NumericEditField

Kt1barEditFieldLabel matlab.ui.control.Label

Kt1barEditField matlab.ui.control.NumericEditField

Kth2barEditFieldLabel matlab.ui.control.Label

Kth2barEditField matlab.ui.control.NumericEditField

Kt2barEditFieldLabel matlab.ui.control.Label

Kt2barEditField matlab.ui.control.NumericEditField

eigenvalue1EditFieldLabel matlab.ui.control.Label

eigenvalue1EditField matlab.ui.control.NumericEditField

eigenvalue2EditFieldLabel matlab.ui.control.Label

eigenvalue2EditField matlab.ui.control.NumericEditField

eigenvalue3EditFieldLabel matlab.ui.control.Label

eigenvalue3EditField matlab.ui.control.NumericEditField

eigenvalue4EditFieldLabel matlab.ui.control.Label

eigenvalue4EditField matlab.ui.control.NumericEditField

Label_2 matlab.ui.control.Label

massperunitlengthkgmEditFieldLabel matlab.ui.control.Label

massperunitlengthkgmEditField matlab.ui.control.NumericEditField

youngmodulusGpaEditFieldLabel matlab.ui.control.Label

youngmodulusGpaEditField matlab.ui.control.NumericEditField

momentofaream4EditFieldLabel matlab.ui.control.Label

momentofaream4EditField matlab.ui.control.NumericEditField

lengthmEditFieldLabel matlab.ui.control.Label

lengthmEditField matlab.ui.control.NumericEditField

frequency4HzEditFieldLabel matlab.ui.control.Label

frequency4HzEditField matlab.ui.control.NumericEditField

frequency3HzEditFieldLabel matlab.ui.control.Label

frequency3HzEditField matlab.ui.control.NumericEditField

frequency2HzEditFieldLabel matlab.ui.control.Label

frequency2HzEditField matlab.ui.control.NumericEditField

frequency1HzEditFieldLabel matlab.ui.control.Label

frequency1HzEditField matlab.ui.control.NumericEditField

calculatefrequeniesButton matlab.ui.control.Button

AllPwoerSpectrum1Tab matlab.ui.container.Tab

UIAxes_5 matlab.ui.control.UIAxes

UIAxes_6 matlab.ui.control.UIAxes

UIAxes_7 matlab.ui.control.UIAxes

UIAxes_8 matlab.ui.control.UIAxes

UIAxes_10 matlab.ui.control.UIAxes

AllPwoerSpectrum2Tab matlab.ui.container.Tab

UIAxes_11 matlab.ui.control.UIAxes

UIAxes_12 matlab.ui.control.UIAxes

UIAxes_13 matlab.ui.control.UIAxes

UIAxes_14 matlab.ui.control.UIAxes

UIAxes_15 matlab.ui.control.UIAxes

FinialPowerSpectrumTab matlab.ui.container.Tab

UIAxes matlab.ui.control.UIAxes

Tables matlab.ui.container.Tab

TabGroup2 matlab.ui.container.TabGroup

OriginalSignalTab matlab.ui.container.Tab

UITable matlab.ui.control.Table

EditedSignalTab matlab.ui.container.Tab

UITable_2 matlab.ui.control.Table

PowerSpectrumTab matlab.ui.container.Tab

UITable_4 matlab.ui.control.Table

notacceptableButton matlab.ui.control.Button

finishButton matlab.ui.control.Button

startButton matlab.ui.control.Button

clearButton matlab.ui.control.Button

ControlPanelLabel matlab.ui.control.Label

Label matlab.ui.control.Label

exitationtypeSwitchLabel matlab.ui.control.Label

exitationtypeSwitch matlab.ui.control.RockerSwitch

dummytestLampLabel matlab.ui.control.Label

dummytestLamp matlab.ui.control.Lamp

earthgravityKnobLabel matlab.ui.control.Label

earthgravityKnob matlab.ui.control.DiscreteKnob

dummytestButton matlab.ui.control.Button

clipSwitchLabel matlab.ui.control.Label

clipSwitch matlab.ui.control.RockerSwitch

portEditFieldLabel matlab.ui.control.Label

portEditField matlab.ui.control.EditField

end

properties (Access = private)

% in;

% b;bb;

% original;

% g;m;f;image=imread('done.jpg')

% Property9 % Description

a;

device;

f;

end

methods (Access = private)

end

% Callbacks that handle component events

methods (Access = private)

% Code that executes after component creation

function startupFcn(app)

end

% Button pushed function: startButton

function startButtonPushed(app, event)

set(app.samplerateEditField, 'enable', 'off')

set(app.portEditField, 'enable', 'off')

set(app.timeEditField, 'enable', 'off')

set(app.timeconstantEditField, 'enable', 'off')

set(app.cutofffrequencyEditField, 'enable', 'off')

set(app.exitationtypeSwitch, 'enable', 'off')

set(app.dummytestButton,'enable','Off')

set(app.clipSwitch,'enable','Off')

Fs=app.samplerateEditField.Value;

t=app.timeEditField.Value;

tc=app.timeconstantEditField.Value;

lf=app.cutofffrequencyEditField.Value;

Ns=Fs*t; %Freq. In rad.

app.f = Fs *(0:Ns-1)/Ns; %Freq. In Hz.

tt=linspace(0,t,Ns);

c=0;

device=serialport(app.portEditField.Value,2000000);

pause(2);

write(device,string(Fs)+','+string(t)+'S','string')

for ii=1:Ns

a=readline(device);

a1(ii,1)=str2double(a);

end

switch(app.clipSwitch.Value)

case 'auto'

switch(app.earthgravityKnob.Value)

case '-g'

a1=(a1+225)/225;

for ii=1:Ns %adxl345

if ((a1(ii)>=0.5 || a1(ii)<=-0.5) && c==0)

a3=a1(ii:Ns);c=1;

end

end

case '0'

a1=(a1-15)/225; %adxl345

for ii=1:Ns %adxl345

if ((a1(ii)>=0.5 || a1(ii)<=-0.5) && c==0)

a3=a1(ii:Ns);c=1;

end

end

case '+g'

a1=(a1-225)/225;

for ii=1:Ns %adxl345

if ((a1(ii)>=0.5 || a1(ii)<=-0.5) && c==0)

a3=a1(ii:Ns);c=1;

end

end

end

case 'manual'

figure(1);plot(a1)

[ii, ~]=ginput(1);close

switch(app.earthgravityKnob.Value)

case '-g'

a1=(a1+225)/225;

case '0'

a1=(a1-15)/225; %adxl345

case '+g'

a1=(a1-225)/225;

end

a3=a1(floor(ii):Ns);

end

a3(length(a3):Ns)=0;

app.EditField.Value=app.EditField.Value+1;

app.in=app.EditField.Value;

switch (app.exitationtypeSwitch.Value)

case 'impulse'

win=exp(-tt/tc);

win=win.';

case 'continuous'

win=window(@hann,Ns);

end

a2=a3.*win;

app.original(:,app.in)=a1;

app.b(:,app.in)=lowpass(a2,lf,Fs);

app.bb(:,app.in)=fft(app.b(:,app.in));

app.g(:,app.in)=app.bb(:,app.in).*conj(app.bb(:,app.in));

plot(app.UIAxes_2,tt,a1)

plot(app.UIAxes_3,tt,app.b(:,app.in));

semilogy(app.UIAxes_4,app.f,(app.g(:,app.in)));xlim(app.UIAxes_4,[0 lf]);

switch (app.in)

case 1

semilogy(app.UIAxes_5,app.f,(app.g));xlim(app.UIAxes_5,[0 lf]);

case 2

semilogy(app.UIAxes_6,app.f,(app.g(:,app.in)));xlim(app.UIAxes_6,[0 lf]);

case 3

semilogy(app.UIAxes_7,app.f,(app.g(:,app.in)));xlim(app.UIAxes_7,[0 lf]);

case 4

semilogy(app.UIAxes_8,app.f,(app.g(:,app.in)));xlim(app.UIAxes_8,[0 lf]);

case 5

semilogy(app.UIAxes_10,app.f,(app.g(:,app.in)));xlim(app.UIAxes_10,[0 lf]);

case 6

semilogy(app.UIAxes_11,app.f,(app.g(:,app.in)));xlim(app.UIAxes_11,[0 lf]);

case 7

semilogy(app.UIAxes_12,app.f,(app.g(:,app.in)));xlim(app.UIAxes_12,[0 lf]);

case 8

semilogy(app.UIAxes_13,app.f,(app.g(:,app.in)));xlim(app.UIAxes_13,[0 lf]);

case 9

semilogy(app.UIAxes_14,app.f,(app.g(:,app.in)));xlim(app.UIAxes_14,[0 lf]);

case 10

semilogy(app.UIAxes_15,app.f,(app.g(:,app.in)));xlim(app.UIAxes_15,[0 lf]);

end

app.UITable.Data=app.original;

app.UITable_2.Data=app.b;

app.UITable_4.Data=app.g;

set(app.finishButton,'enable','on')

set(app.notacceptableButton,'enable','on')

set(app.clearButton,'enable','on')

end

Answer 1

[Kevin Holly]

Have you tried to change

properties (Access = private)

to

properties (Access = public)

to see if the property variable f can be recognized?