annotate testPrograms/oldTestPrograms/MAPtwoToneDemo1D.m @ 38:c2204b18f4a2 tip

End nov big change
author Ray Meddis <rmeddis@essex.ac.uk>
date Mon, 28 Nov 2011 13:34:28 +0000
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children
rev   line source
rmeddis@38 1 % function MAPtwoToneDemo
rmeddis@38 2 % Not for distribution but code worth keeping
rmeddis@38 3 % Demonstration of two-tone suppression in the AN using a
rmeddis@38 4 % single channel
rmeddis@38 5 %
rmeddis@38 6
rmeddis@38 7 dbstop if error
rmeddis@38 8 % create access to all MAP 1_8 facilities
rmeddis@38 9 % addpath ('..\modules', '..\utilities', '..\parameterStore', '..\wavFileStore' , '..\testPrograms')
rmeddis@38 10 addpath (['..' filesep 'modules'], ['..' filesep 'utilities'], ['..' filesep 'parameterStore'], ['..' filesep 'wavFileStore'] , ['..' filesep 'testPrograms'])
rmeddis@38 11
rmeddis@38 12 moduleSequence= 1:7; % up to the AN
rmeddis@38 13 figure(3), clf
rmeddis@38 14 primaryToneFrequency=2000;
rmeddis@38 15 suppressorFrequency=primaryToneFrequency*1.5;
rmeddis@38 16
rmeddis@38 17 primaryDB=30;
rmeddis@38 18 suppressors=20:10:80;
rmeddis@38 19 frameCount=0;
rmeddis@38 20 for suppressorDB=suppressors
rmeddis@38 21 frameCount=frameCount+1;
rmeddis@38 22 lowestBF=1000; highestBF= 5000; numChannels=30;
rmeddis@38 23 BFlist=round(logspace(log10(lowestBF), log10(highestBF), numChannels));
rmeddis@38 24 BFlist=2000;
rmeddis@38 25 duration=.020; % seconds
rmeddis@38 26 sampleRate= 40000; % Hz (higher sample rate needed for BF>8000 Hz)
rmeddis@38 27 dt=1/sampleRate; % seconds
rmeddis@38 28
rmeddis@38 29 % for conditionNo=1:3 % probe alone/ suppressor alone/ combined
rmeddis@38 30 for conditionNo=1:3 % probe alone/ suppressor alone/ combined
rmeddis@38 31 switch conditionNo
rmeddis@38 32 case 1
rmeddis@38 33 primaryLevelDB=primaryDB;
rmeddis@38 34 suppressorLevelDB= -100;
rmeddis@38 35 plotGuide.subPlotNo= 1; % initialize subplot count
rmeddis@38 36 figureTitle=['probe alone: ' num2str(primaryToneFrequency) ' Hz; ' num2str(primaryLevelDB) ' dB SPL'];
rmeddis@38 37
rmeddis@38 38 case 2
rmeddis@38 39 primaryLevelDB=-100;
rmeddis@38 40 suppressorLevelDB=suppressorDB;
rmeddis@38 41 plotGuide.subPlotNo= 2; % initialize subplot count
rmeddis@38 42 figureTitle=['suppressor alone: ' num2str(suppressorFrequency) ' Hz; ' num2str(suppressorLevelDB) ' dB SPL'];
rmeddis@38 43 case 3
rmeddis@38 44 primaryLevelDB=primaryDB;
rmeddis@38 45 suppressorLevelDB=suppressorDB;
rmeddis@38 46 plotGuide.subPlotNo= 3; % initialize subplot count
rmeddis@38 47 figureTitle=['probe + suppressor'];
rmeddis@38 48 end
rmeddis@38 49
rmeddis@38 50 % primary BF tone
rmeddis@38 51 time1=dt: dt: duration;
rmeddis@38 52 amp=10^(primaryLevelDB/20)*28e-6;
rmeddis@38 53 inputSignal=amp*sin(2*pi*primaryToneFrequency*time1);
rmeddis@38 54 rampDuration=.005; rampTime=dt:dt:rampDuration;
rmeddis@38 55 ramp=[0.5*(1+cos(2*pi*rampTime/(2*rampDuration)+pi)) ones(1,length(time1)-length(rampTime))];
rmeddis@38 56 inputSignal=inputSignal.*ramp;
rmeddis@38 57 inputSignal=inputSignal.*fliplr(ramp);
rmeddis@38 58
rmeddis@38 59 % suppressor
rmeddis@38 60 tone2Duration=duration/2; % s
rmeddis@38 61 time2= dt: dt: tone2Duration;
rmeddis@38 62 % B: tone on
rmeddis@38 63 amp=10^(suppressorLevelDB/20)*28e-6;
rmeddis@38 64 inputSignal2=amp*sin(2*pi*suppressorFrequency*time2);
rmeddis@38 65 rampDuration=.005; rampTime=dt:dt:rampDuration;
rmeddis@38 66 ramp=[0.5*(1+cos(2*pi*rampTime/(2*rampDuration)+pi)) ones(1,length(time2)-length(rampTime))];
rmeddis@38 67 inputSignal2=inputSignal2.*ramp;
rmeddis@38 68 % A: initial silence (delay to suppressor)
rmeddis@38 69 silence=zeros(1,length(time2));
rmeddis@38 70 inputSignal2=[silence inputSignal2];
rmeddis@38 71
rmeddis@38 72 % add tone and suppressor components
rmeddis@38 73 inputSignal=inputSignal+inputSignal2;
rmeddis@38 74
rmeddis@38 75 % specify model parameters
rmeddis@38 76 method=MAPparamsDEMO(BFlist, sampleRate);
rmeddis@38 77 % parameter change (must be global to take effect)
rmeddis@38 78 global AN_IHCsynapseParams
rmeddis@38 79 AN_IHCsynapseParams.mode= 'probability';
rmeddis@38 80 % method.useEfferent=0;
rmeddis@38 81
rmeddis@38 82 method.plotGraphs= 1; % please plot
rmeddis@38 83
rmeddis@38 84 figure(4), subplot(3,1,conditionNo)
rmeddis@38 85 plot(time1, inputSignal, 'k')% *************
rmeddis@38 86
rmeddis@38 87 [ANresponse, method, A]=MAPsequenceSeg(inputSignal, method, moduleSequence);
rmeddis@38 88 response{conditionNo}=ANresponse;
rmeddis@38 89 % F(frameCount) = getframe(gcf);
rmeddis@38 90 end
rmeddis@38 91
rmeddis@38 92 % peakResponse=max(max([response{1} response{2} response{3}]));
rmeddis@38 93 % figure(3), subplot(4,1,1)
rmeddis@38 94 % mesh((response{1}), [0 peakResponse])
rmeddis@38 95 % title(['primary: ' num2str(primaryDB) ' dB SPL'])
rmeddis@38 96 % zlim([0 5000]), view([-28 36])
rmeddis@38 97 %
rmeddis@38 98 % figure(3), subplot(4,1,2)
rmeddis@38 99 % mesh((response{2}), [0 peakResponse])
rmeddis@38 100 % title(['suppressor: ' num2str(suppressorDB) ' dB SPL'])
rmeddis@38 101 % zlim([0 5000]), view([-28 36])
rmeddis@38 102 %
rmeddis@38 103 % figure(3), subplot(4,1,3)
rmeddis@38 104 % mesh((response{3}), [0 peakResponse])
rmeddis@38 105 % title([' primary + suppressor '])
rmeddis@38 106 % zlim([0 5000]), view([-28 36])
rmeddis@38 107 %
rmeddis@38 108 % figure(3), subplot(4,1,4)
rmeddis@38 109 % sum= response{3}-response{1}-response{2};
rmeddis@38 110 % mesh(sum)
rmeddis@38 111 % zlim([-2000 2000])
rmeddis@38 112 % title(' difference matrix (combined - primary - suppressor)')
rmeddis@38 113 % view([-28 20])
rmeddis@38 114 % disp( [num2str([ suppressorDB primaryDB max(max(sum))])] )
rmeddis@38 115 %
rmeddis@38 116 % colormap(jet)
rmeddis@38 117 pause(1)
rmeddis@38 118 end
rmeddis@38 119
rmeddis@38 120 figure(4)
rmeddis@38 121 xlabel('time (s)')
rmeddis@38 122 figure(3)
rmeddis@38 123 xlabel('time (s)')
rmeddis@38 124
rmeddis@38 125 % figure(99), movie(F, 1, 1)
rmeddis@38 126 % UTIL_showAllMAPStructures