annotate testPrograms/test_speechInNoise.m @ 37:771a643d5c29

mainly nmanuals

function test_speechInNoise
% test_MAP1_14 is a general purpose test routine that can be adjusted to
% test a number of different applications of MAP1_14
%
% A range of options are supplied in the early part of the program
%
% One use of the function is to create demonstrations; filenames <demoxx>
%  to illustrate particular features
%
% #1
% Identify the file (in 'MAPparamsName') containing the model parameters
%
% #2
% Identify the kind of model required (in 'AN_spikesOrProbability').
%  A full brainstem model (spikes) can be computed or a shorter model
%  (probability) that computes only so far as the auditory nerve
%
% #3
% Choose between a tone signal or file input (in 'signalType')
%
% #4
% Set the signal rms level (in leveldBSPL)
%
% #5
% Identify the channels in terms of their best frequencies in the vector
%  BFlist.
%
% Last minute changes to the parameters fetched earlier can be made using
%  the cell array of strings 'paramChanges'.
%  Each string must have the same format as the corresponding line in the
%  file identified in 'MAPparamsName'
%
% When the demonstration is satisfactory, freeze it by renaming it <demoxx>

dbstop if error
restorePath=path;
addpath (['..' filesep 'MAP'],    ['..' filesep 'wavFileStore'], ...
    ['..' filesep 'utilities'])

%%  #1 parameter file name
MAPparamsName='Normal';


%% #2 probability (fast) or spikes (slow) representation
AN_spikesOrProbability='spikes';
%   or
% AN_spikesOrProbability='probability';


%% #3 pure tone, harmonic sequence or speech file input
% signalType= 'tones';
% sampleRate= 50000;
% toneFrequency= 1000;            % or a pure tone (Hz8
% duration=.5;                   % seconds
% beginSilence=.2;
% endSilence=0.5;

% F0=210;
% toneFrequency= F0:F0:8000;    % harmonic sequence (Hz)

rampDuration=.005;              % raised cosine ramp (seconds)

%   or
signalType= 'file';
fileName='twister_44kHz';
beginSilence=1;
endSilence=0.5;

%% #4 rms level
% signal details
leveldBSPL= 60;                  % dB SPL

% leveldBSPLNoise=leveldBSPL;
leveldBSPLNoise=0;

%% #5 number of channels in the model
%   21-channel model (log spacing)
numChannels=21;
lowestBF=300; 	highestBF= 6000;
BFlist=round(logspace(log10(lowestBF), log10(highestBF), numChannels));

%   or specify your own channel BFs
% numChannels=1;
% BFlist=toneFrequency;


%% #6 change model parameters
% Parameter changes can be used to change one or more model parameters
%  *after* the MAPparams file has been read
% This example declares only one fiber type with a calcium clearance time
% constant of 80e-6 s (HSR fiber) when the probability option is selected.
% paramChanges={'AN_IHCsynapseParams.ANspeedUpFactor=5;', ...
%     'IHCpreSynapseParams.tauCa=86e-6;'};

% paramChanges={};

paramChanges{1}='DRNLParams.MOCtau =.3;';
paramChanges{2}='IHCpreSynapseParams.tauCa= IHCpreSynapseParams.tauCa(2);';
paramChanges{3}='DRNLParams.rateToAttenuationFactorProb = 0.05;';
paramChanges{3}='DRNLParams.rateToAttenuationFactorProb = 0;';

% paramChanges={...
%     'DRNLParams.MOCtau =.055;DRNLParams.rateToAttenuationFactor = 002;'};
% paramChanges=...
%     {'DRNLParams.MOCtau =.3; DRNLParams.rateToAttenuationFactor=0.0123;'};

%% delare 'showMap' options to control graphical output
showMapOptions.printModelParameters=1;   % prints all parameters
showMapOptions.showModelOutput=1;       % plot of all stages
showMapOptions.printFiringRates=1;      % prints stage activity levels
showMapOptions.showACF=0;               % shows SACF (probability only)
showMapOptions.showEfferent=1;          % tracks of AR and MOC
showMapOptions.surfProbability=0;       % 2D plot of HSR response
showMapOptions.surfSpikes=0;            % 2D plot of spikes histogram
showMapOptions.ICrates=0;               % IC rates by CNtauGk

% disable certain silly options
if strcmp(AN_spikesOrProbability, 'spikes')
    % avoid nonsensical options
    showMapOptions.surfProbability=0;
    showMapOptions.showACF=0;
else
    showMapOptions.surfSpikes=0;
end
if strcmp(signalType, 'file')
    % needed for labeling plot
    showMapOptions.fileName=fileName;
else
    showMapOptions.fileName=[];
end

%% Generate stimuli

switch signalType
    case 'tones'
        %         inputSignal=createMultiTone(sampleRate, toneFrequency, ...
        %             leveldBSPL, duration, rampDuration);
        % Create pure tone stimulus
        dt=1/sampleRate; % seconds
        time=dt: dt: duration;
        inputSignal=sum(sin(2*pi*toneFrequency'*time), 1);
        amp=10^(leveldBSPL/20)*28e-6;   % converts to Pascals (peak)
        inputSignal=amp*inputSignal;
        
        % apply ramps
        % catch rampTime error
        if rampDuration>0.5*duration, rampDuration=duration/2; end
        rampTime=dt:dt:rampDuration;
        ramp=[0.5*(1+cos(2*pi*rampTime/(2*rampDuration)+pi)) ...
            ones(1,length(time)-length(rampTime))];
        inputSignal=inputSignal.*ramp;
        ramp=fliplr(ramp);
        inputSignal=inputSignal.*ramp;
        
        % add silences
        intialSilence= zeros(1,round(beginSilence/dt));
        finalSilence= zeros(1,round(endSilence/dt));
        inputSignal= [intialSilence inputSignal finalSilence];
        
    case 'file'
        %% file input simple or mixed
        [inputSignal sampleRate]=wavread(fileName);
        dt=1/sampleRate;
        inputSignal=inputSignal(:,1);
        targetRMS=20e-6*10^(leveldBSPL/20);
        rms=(mean(inputSignal.^2))^0.5;
        amp=targetRMS/rms;
        inputSignal=inputSignal*amp;
        
        % add silences
        intialSilence= zeros(1,round(beginSilence*sampleRate));
        finalSilence= zeros(1,round(endSilence*sampleRate));
        inputSignal= [intialSilence inputSignal' finalSilence];
        
        [inputNoise sampleRateN]=wavread('babble');
        inputNoise=inputNoise(1:length(inputSignal));
       inputNoise=inputNoise(:,1);
        targetRMS=20e-6*10^(leveldBSPLNoise/20);
        rms=(mean(inputNoise.^2))^0.5;
        amp=targetRMS/rms;
        inputNoise=inputNoise*amp;
        inputSignal=inputSignal+inputNoise';
        
end


%% run the model
tic

fprintf('\n')
disp(['Signal duration= ' num2str(length(inputSignal)/sampleRate)])
disp([num2str(numChannels) ' channel model'])
disp('Computing ...')

MAP1_14(inputSignal, sampleRate, BFlist, ...
    MAPparamsName, AN_spikesOrProbability, paramChanges);


%% the model run is now complete. Now display the results
UTIL_showMAP(showMapOptions, paramChanges)
disp(['duration=' num2str(duration)])
disp(['level=' num2str(leveldBSPL)])
disp(['noise level=' num2str(leveldBSPLNoise)])

disp(['toneFrequency=' num2str(toneFrequency)])
global DRNLParams
disp(['attenuation factor =' ...
    num2str(DRNLParams.rateToAttenuationFactor, '%5.3f') ])
disp(['attenuation factor (probability)=' ...
    num2str(DRNLParams.rateToAttenuationFactorProb, '%5.3f') ])
disp(AN_spikesOrProbability)
disp(paramChanges)
toc
path(restorePath)