rmeddis@9: function demoTwisterProbability
rmeddis@9: 
rmeddis@9: % MAPdemo runs the MATLAB auditory periphery model (MAP1_14) as far as
rmeddis@9: %  the AN (probabilities) or IC (spikes) with graphical output
rmeddis@9: 
rmeddis@25: dbstop if error
rmeddis@24: restorePath=path;
rmeddis@24: addpath (['..' filesep 'MAP'],    ['..' filesep 'wavFileStore'], ...
rmeddis@24:     ['..' filesep 'utilities'])
rmeddis@9: 
rmeddis@9: %%  #1 parameter file name
rmeddis@9: MAPparamsName='Normal';
rmeddis@9: 
rmeddis@9: 
rmeddis@24: %% #2 probability (fast) 
rmeddis@9: AN_spikesOrProbability='probability';
rmeddis@9: 
rmeddis@9: 
rmeddis@24: %% #3  speech file input
rmeddis@9: fileName='twister_44kHz';
rmeddis@9: 
rmeddis@9: 
rmeddis@9: %% #4 rms level
rmeddis@24: leveldBSPL=60;        % dB SPL
rmeddis@9: 
rmeddis@9: 
rmeddis@9: %% #5 number of channels in the model
rmeddis@9: %   21-channel model (log spacing)
rmeddis@9: numChannels=21;
rmeddis@24: lowestBF=250; 	highestBF= 8000;
rmeddis@9: BFlist=round(logspace(log10(lowestBF), log10(highestBF), numChannels));
rmeddis@9: 
rmeddis@35: 
rmeddis@24: %% #6 no change to model parameters
rmeddis@9: paramChanges=[];
rmeddis@9: 
rmeddis@9: %% Generate stimuli
rmeddis@24:         [inputSignal sampleRate]=wavread(fileName);
rmeddis@9:         inputSignal(:,1);
rmeddis@9:         targetRMS=20e-6*10^(leveldBSPL/20);
rmeddis@9:         rms=(mean(inputSignal.^2))^0.5;
rmeddis@9:         amp=targetRMS/rms;
rmeddis@9:         inputSignal=inputSignal*amp;
rmeddis@9: 
rmeddis@9: 
rmeddis@9: %% run the model
rmeddis@9: tic
rmeddis@9: 
rmeddis@26: fprintf('\n')
rmeddis@26: disp(['Signal duration= ' num2str(length(inputSignal)/sampleRate)])
rmeddis@26: disp([num2str(numChannels) ' channel model'])
rmeddis@26: disp('Computing ...')
rmeddis@26: 
rmeddis@9: MAP1_14(inputSignal, sampleRate, BFlist, ...
rmeddis@9:     MAPparamsName, AN_spikesOrProbability, paramChanges);
rmeddis@24: 
rmeddis@9: 
rmeddis@32: %% the model run is finished. Now display the results
rmeddis@32: 
rmeddis@32: %% delare showMap options
rmeddis@32: showMapOptions.printModelParameters=1;
rmeddis@32: showMapOptions.showModelOutput=1;
rmeddis@32: showMapOptions.printFiringRates=1;
rmeddis@32: showMapOptions.showACF=0;
rmeddis@32: showMapOptions.showEfferent=0;
rmeddis@38: showMapOptions.surfAN=1;       % 3D plot of HSR response 
rmeddis@38: showMapOptions.PSTHbinwidth=0.002;      % 3D plot of HSR response 
rmeddis@38: showMapOptions.view=[-14 76];           % 3D plot of HSR response
rmeddis@32: 
rmeddis@38: 
rmeddis@38: UTIL_showMAP(showMapOptions)
rmeddis@9: 
rmeddis@9: toc
rmeddis@9: path(restorePath)
rmeddis@9: