You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: createCenterPanelFourMicCalibration.m
    path of file: ./repos/A-Lab/include/Measurements/Transmission Tube - ASTM 2611/UI
    
    the code of the file until where you have to start completion: function createCenterPanelFourMicCalibration(~,~,app)
% Copyright (C) Jose M. Requena Plens 
% joreple@upv.es - jmrplens.github.io

column = centerGrid(app,{'1x'},{'1x'});

% Create CenterCalibrationPanelFourMic
app.ExtUI.CenterCalibrationPanelFourMic = uipanel(column);
app.ExtUI.CenterCalibrationPanelFourMic.TitlePosition = 'centertop';
app.ExtUI.CenterCalibrationPanelFourMic.Title = 'Calibration system for ASTM 2611';
app.ExtUI.CenterCalibrationPanelFourMic.BackgroundColor = [1 1 1];
app.ExtUI.CenterCalibrationPanelFourMic.Layout.Row = 1;
app.ExtUI.CenterCalibrationPanelFourMic.Layout.Column = 1;
app.E
    
function FourMicCalibrationTubeParameterChanged(~,~,app)
app.ExtVar.ImpedanceTubeFourMic.Mic1Ch = str2double(app.ExtUI.FourMicCalibrationMic1.Value);
app.ExtVar.ImpedanceTubeFourMic.Mic2Ch = str2double(app.ExtUI.FourMicCalibrationMic2.Value);
app.ExtVar.ImpedanceTubeFourMic.Mic3Ch = str2double(app.ExtUI.FourMicCalibrationMic3.Value);
app.ExtVar.ImpedanceTubeFourMic.Mic4Ch = str2double(app.ExtUI.FourMicCalibrationMic4.Value);

function FourMicCalibrationDone(~,~,app)
createCenterPanelMeasureFourMicASTM2611(app)

function FourMicCalibrationReturnClean(~,~,app)
app.ExtVar.ImpedanceTubeFourMic.OutputI = [];
app.ExtVar.ImpedanceTubeFourMic.OutputII2 = [];
app.ExtVar.ImpedanceTubeFourMic.OutputII3 = [];
app.ExtVar.ImpedanceTubeFourMic.OutputII4 = [];
app.ExtVar.ImpedanceTubeFourMic.Mic1I = [];
app.ExtVar.ImpedanceTubeFourMic.Mic2I = [];
app.ExtVar.ImpedanceTubeFourMic.Mic3I = [];
app.ExtVar.ImpedanceTubeFourMic.Mic4I = [];
app.ExtVar.ImpedanceTubeFourMic.Mic1II2 = [];
app.ExtVar.ImpedanceTubeFourMic.Mic1II3 = [];
app.ExtVar.ImpedanceTubeFourMic.Mic1II4 = [];
app.ExtVar.ImpedanceTubeFourMic.Mic2II = [];
app.ExtVar.ImpedanceTubeFourMic.Mic3II = [];
app.ExtVar.ImpedanceTubeFourMic.Mic4II = [];
FourMicCheckForDoneCalibration(app)
createCenterPanelMeasureFourMicASTM2611(app)

function [Outs,Ins] = FourMicCalibrateMeasureSystem(app,OutCh,InCh)
% Refresh devices
audiodevreset;

% Generate signal
[app.ExtVar.ImpedanceTubeFourMic.Output,~] = signalGenerator(app);

% Measure
num = app.Averages;
for i=4:4:num*4
    [Outs,Ins(:,[i-3,i-2,i-1,i])] = audioOutIn(app,app.ExtVar.ImpedanceTubeFourMic.Output,OutCh,InCh,1);
end