comparison userProgramsRM/test_speechInNoiseDelmanhorst.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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37:771a643d5c29 38:c2204b18f4a2
1 function test_speechInNoiseDelmanhorst
2 % as used for Delmanhorst presentation
3
4 leveldBSPL= 60; % dB SPL
5 leveldBSPLNoise=-55;
6
7 % leveldBSPL= 90; % test AR
8 % leveldBSPLNoise=85;
9
10 % AR rate to attenuation factor
11 OMEatten=0.1;
12 % OMEatten=0.00;
13
14 MOCattenuation=0.00; % no attenuation
15 % MOCattenuation=-0.02; % fixed
16 % MOCattenuation=0.02; % dynamic within-channel
17
18 MOCtauProb=0.150;
19
20 paramChanges={};
21
22 % no attenuation
23 paramChanges={['DRNLParams.rateToAttenuationFactorProb = '...
24 num2str(MOCattenuation) ';'],...
25 ['DRNLParams.MOCtauProb =' num2str(MOCtauProb) ';'],...
26 ['OMEParams.rateToAttenuationFactorProb=' num2str(OMEatten) ';'] };
27
28 %
29 fileName='twister_44kHz';
30 % fileName='1o7a_44kHz';
31
32 dbstop if error
33 restorePath=path;
34 addpath (['..' filesep 'MAP'], ['..' filesep 'wavFileStore'], ...
35 ['..' filesep 'utilities'])
36
37 %% #1 parameter file name
38 MAPparamsName='Normal';
39
40
41 %% #2 probability (fast) or spikes (slow) representation
42 % AN_spikesOrProbability='spikes';
43 % or
44 AN_spikesOrProbability='probability';
45
46 %% #3 speech file input
47
48 beginSilence=.25;
49 endSilence=0.25;
50 noiseRampDuration=0.01;
51
52 %% #5 number of channels in the model
53 % 21-channel model (log spacing)
54 numChannels=21;
55 lowestBF=300; highestBF= 6000;
56 BFlist=round(logspace(log10(lowestBF), log10(highestBF), numChannels));
57
58 % or specify your own channel BFs
59 % numChannels=1;
60 % BFlist=toneFrequency;
61
62
63
64 %% delare 'showMap' options to control graphical output
65 showMapOptions.printModelParameters=1; % prints all parameters
66 showMapOptions.showModelOutput=1; % plot of all stages
67 showMapOptions.printFiringRates=1; % prints stage activity levels
68 showMapOptions.showACF=0; % shows SACF (probability only)
69 showMapOptions.showEfferent=0; % tracks of AR and MOC
70 showMapOptions.surfProbability=1; % 2D plot of HSR response
71 showMapOptions.surfSpikes=0; % 2D plot of spikes histogram
72 showMapOptions.ICrates=0; % IC rates by CNtauGk
73 showMapOptions.PSTHbinwidth=0.010;
74 showMapOptions.colorbar=0;
75 showMapOptions.view=[0 90];
76
77 % disable certain silly options
78 if strcmp(AN_spikesOrProbability, 'spikes')
79 % avoid nonsensical options
80 showMapOptions.surfProbability=0;
81 showMapOptions.showACF=0;
82 else
83 showMapOptions.surfSpikes=0;
84 end
85 % needed for labeling plot
86 showMapOptions.fileName=fileName;
87
88 %% Generate stimuli
89
90 %% file input simple or mixed
91 [inputSignal sampleRate]=wavread(fileName);
92 dt=1/sampleRate;
93 inputSignal=inputSignal(:,1);
94 targetRMS=20e-6*10^(leveldBSPL/20);
95 rms=(mean(inputSignal.^2))^0.5;
96 amp=targetRMS/rms;
97 inputSignal=inputSignal*amp;
98
99 % add silences
100 intialSilence= zeros(1,round(beginSilence*sampleRate));
101 finalSilence= zeros(1,round(endSilence*sampleRate));
102 inputSignal= [intialSilence inputSignal' finalSilence];
103
104 [inputNoise sampleRateN]=wavread('babble');
105 inputNoise=inputNoise(1:length(inputSignal));
106 inputNoise=inputNoise(:,1);
107 targetRMS=20e-6*10^(leveldBSPLNoise/20);
108 rms=(mean(inputNoise.^2))^0.5;
109 amp=targetRMS/rms;
110 inputNoise=inputNoise*amp;
111 time=dt: dt: dt*length(inputNoise);
112 rampTime=dt:dt:noiseRampDuration;
113 ramp=[0.5*(1+cos(2*pi*rampTime/(2*noiseRampDuration)+pi)) ...
114 ones(1,length(time)-length(rampTime))];
115 inputNoise=inputNoise'.*ramp;
116 inputSignal=inputSignal+inputNoise;
117
118
119
120 %% run the model
121 tic
122
123 fprintf('\n')
124 disp(['Signal duration= ' num2str(length(inputSignal)/sampleRate)])
125 disp([num2str(numChannels) ' channel model'])
126 disp('Computing ...')
127
128 MAP1_14(inputSignal, sampleRate, BFlist, ...
129 MAPparamsName, AN_spikesOrProbability, paramChanges);
130
131
132 %% the model run is now complete. Now display the results
133 UTIL_showMAP(showMapOptions, paramChanges)
134 figure(97),
135 title(['speech/ noise: ' num2str([leveldBSPL leveldBSPLNoise]) ...
136 '; atten/ tau: ' num2str([MOCattenuation MOCtauProb] )],'fontSize', 14)
137
138 disp(['level=' num2str(leveldBSPL)])
139 disp(['noise level=' num2str(leveldBSPLNoise)])
140
141 global DRNLParams
142 disp(['attenuation factor =' ...
143 num2str(DRNLParams.rateToAttenuationFactor, '%5.3f') ])
144 disp(['attenuation factor (probability)=' ...
145 num2str(DRNLParams.rateToAttenuationFactorProb, '%5.3f') ])
146 disp(AN_spikesOrProbability)
147 disp(paramChanges)
148 toc
149 path(restorePath)
150