view testPrograms/test2toneMovie.m @ 38:c2204b18f4a2 tip

End nov big change

% function test2toneMovie
%
% Demonstration of two-tone suppression in the AN using a
%   F1 tone suppressed by a 1.5*F1 kHz tone
%

global  ANprobRateOutput DRNLoutput
dbstop if error
restorePath=path;
addpath (['..' filesep 'MAP'],    ['..' filesep 'wavFileStore'], ...
    ['..' filesep 'utilities'])
figure(5), clf

disp('')
primaryToneFrequency=8000;

probedBs=10 :10: 50;
nProbeLevels=length(probedBs);

% disp(['F1 F1 level= ' num2str([primaryToneFrequency probedB])])

suppressorLevels=0:10:80;

lowestBF=250; 	highestBF= 8000; 	numChannels=21;
BFlist=round(logspace(log10(lowestBF), log10(highestBF), numChannels));
% fix so that probe is middle range and is at a BF
BFlist=BFlist*primaryToneFrequency/2000;
suppressorFrequencies=BFlist;
BFchannel=find(round(BFlist)==round(primaryToneFrequency));

sampleRate= 100000; % Hz (higher sample rate needed for BF>8000 Hz)
dt=1/sampleRate; % seconds

duration=.050;		      % seconds
    tone2Duration=duration/2; % s
startSilenceDuration=0.010;
startSilence=...
    zeros(1,startSilenceDuration*sampleRate);
suppressorStartsPTR=...
    round((startSilenceDuration+duration/2)*sampleRate);

probedBCount=0;
for probedB=probedBs
    probedBCount=probedBCount+1;
    
peakResponse= zeros(length(suppressorLevels),length(suppressorFrequencies));
suppFreqCount=0;
for suppressorFrequency=suppressorFrequencies
    suppFreqCount=suppFreqCount+1;
    
    suppressorLevelCount=0;
for suppressorDB=suppressorLevels
suppressorLevelCount=suppressorLevelCount+1;

    % primary + suppressor
    primaryLevelDB=probedB;
    suppressorLevelDB=suppressorDB;


% primary BF tone
    time1=dt: dt: duration;
    amp=10^(primaryLevelDB/20)*28e-6;
    inputSignal=amp*sin(2*pi*primaryToneFrequency*time1);
    rampDuration=.005; rampTime=dt:dt:rampDuration;
    ramp=[0.5*(1+cos(2*pi*rampTime/(2*rampDuration)+pi)) ones(1,length(time1)-length(rampTime))];
    inputSignal=inputSignal.*ramp;
    inputSignal=inputSignal.*fliplr(ramp);

    % suppressor
    time2= dt: dt: tone2Duration;
    % B: tone on
    amp=10^(suppressorLevelDB/20)*28e-6;
    inputSignal2=amp*sin(2*pi*suppressorFrequency*time2);
    rampDuration=.005; rampTime=dt:dt:rampDuration;
    ramp=[0.5*(1+cos(2*pi*rampTime/(2*rampDuration)+pi)) ones(1,length(time2)-length(rampTime))];
    inputSignal2=inputSignal2.*ramp;
    inputSignal2=inputSignal2.*fliplr(ramp);
    % A: initial silence (delay to suppressor)
    silence=zeros(1,length(time2));
    inputSignal2=[silence inputSignal2];

    % add tone and suppressor components
    inputSignal=inputSignal+inputSignal2;

    inputSignal=...
        [startSilence inputSignal ];

    % run MAP
    MAPparamsName='Normal';
    AN_spikesOrProbability='probability';
    paramChanges={'IHCpreSynapseParams.tauCa=80e-6;'};
    MAP1_14(inputSignal, sampleRate, BFlist, ...
        MAPparamsName, AN_spikesOrProbability, paramChanges);

    response=ANprobRateOutput;
peakResponse(suppressorLevelCount,suppFreqCount)=...
    mean(response(BFchannel,suppressorStartsPTR:end));
disp(['F2 level= ', num2str([suppressorFrequency suppressorDB ...
    peakResponse(suppressorLevelCount,suppFreqCount)])])


%% make movie
    figure(6), subplot(4,1,2)
    axis tight
    set(gca,'nextplot','replacechildren');
    plot(dt:dt:dt*length(inputSignal), inputSignal, 'k')
    ylim([-.5 .5])

    figure(6), subplot(2,1,2)
    PSTHbinWidth=0.010;
    PSTH= UTIL_PSTHmakerb(...
        response, dt, PSTHbinWidth);
    [nY nX]=size(PSTH);
    time=PSTHbinWidth*(0:nX-1);
    surf(time, BFlist, PSTH)
    zlim([0 500]),
    caxis([0 500])
    shading interp
    colormap(jet)
    set(gca, 'yScale','log')
    xlim([0 max(time)+dt])
    ylim([0 max(BFlist)])
    view([0 90]) % view([-8 68])
    title([' primary + suppressor '])

end
end

%% plot matrix

peakResponse=peakResponse/peakResponse(1,1);

figure(5), subplot(2,nProbeLevels, probedBCount)
surf(suppressorFrequencies,suppressorLevels,peakResponse)
shading interp
view([0 90])
set(gca,'Xscale','log')
xlim([min(suppressorFrequencies) max(suppressorFrequencies)])
set(gca,'Xtick', [1000  4000],'xticklabel',{'1000', '4000'})
title([num2str(primaryToneFrequency) ' Hz'])

subplot(2,nProbeLevels,nProbeLevels+probedBCount)
contourf(suppressorFrequencies,suppressorLevels,peakResponse, ...
    [.1:.1:.9 0.99] )
set(gca,'Xscale','log')
set(gca,'Xtick', [1000  4000],'xticklabel',{'1000', '4000'})
set(gcf, 'name',['primaryToneFrequency= ' num2str(primaryToneFrequency)])
title([num2str(probedB) ' dB'])
end

path=restorePath;