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EXP_LAVANDIER2022 - Experiments of Lavandier (2022)
Program code:
function varargout = exp_lavandier2022(varargin)
%EXP_LAVANDIER2022 Experiments of Lavandier (2022)
%
% Usage: [] = exp_lavandier2022(flag)
%
%
% exp_lavandier(flag) reproduces figures of the study from
% Lavandier et al.(2022).
%
% The following flags can be specified
%
% 'fig1' calculate prediction of exp 1 from Lavandier et al 2012,
% using the model lavandier2022 and ear signals (not BRIRs)
%
% 'fig2' calculate prediction of exp 1 from Lavandier et al. 2012,
% using model jelfs2011 and BRIRs (not ear signals)
%
% 'fig3' calculate prediction of exp 4 from Collin & Lavandier 2013
% with model vicente2020nh
%
% 'fig4' calculate predictions of experiment 3 of Lavandier & Culling 2008,
% with model leclere2015
%
% 'fig5' calculate predictions of the broadband conditions measured by
% Rana & Buchholz(2018) with the model vicente2020
%
% 'fig6' calculate predictions of exp 1 from Deroche et al (2014) with
% model prudhomme2020
%
% Examples:
% ---------
%
% To display results for Fig.1 from Lavandier et al. (2022) use :
%
% exp_lavandier2022('fig1');
%
% To display results for Fig.2 from Lavandier et al. (2022) use :
%
% exp_lavandier2022('fig2');
%
% To display results for Fig.3 from Lavandier et al. (2022) use :
%
% exp_lavandier2022('fig3');
%
% To display results for Fig.4 from Lavandier et al. (2022) use :
%
% exp_lavandier2022('fig4');
%
% To display results for Fig.5 from Lavandier et al. (2022) use :
%
% exp_lavandier2022('fig5');
%
% To display results for Fig.6 from Lavandier et al. (2022) use :
%
% exp_lavandier2022('fig6');
%
% See also: lavandier2022 vicente2020nh vicente2020 prudhomme2020 leclere2015
% jelfs2011
%
% References:
% Rana and Buchholz. Effect of audibility on better-ear glimpsing as a
% function of frequency in normal-hearing and hearing-impaired listeners.
% J. Acoust. Soc. Am., 143(4):2195--2206, 2018.
%
% M. Lavandier, T. Vicente, and L. Prud'homme. A series of snr-based
% speech intelligibility models in the auditory modeling toolbox. Acta
% Acustica, 2022.
%
% M. Lavandier, S. Jelfs, J. Culling, A. Watkins, A. Raimond, and
% S. Makin. Binaural prediction of speech intelligibility in reverberant
% rooms with multiple noise sources. J. Acoust. Soc. Am.,
% 131(1):218--231, 2012.
%
% M. Lavandier and J. Culling. Speech segregation in rooms: Monaural,
% binaural and interacting effects of reverberation on target and
% interferer. J. Acoust. Soc. Am., 123(4):2237--2248, 2008.
%
% T. Leclère, M. Lavandier, and J. Culling. Speech intelligibility
% prediction in reverberation: Towards an integrated model of speech
% transmission, spatial unmasking and binaural de-reverberation. J.
% Acoust. Soc. Am., 137(6):3335--3345, 2015.
%
% M. Deroche, J. Culling, M. Chatterjee, and C. Limb. Speech recognition
% against harmonic and inharmonic complexes: Spectral dips and
% periodicity. J. Acoust. Soc. Am., 135(5):2873--2884, 2014.
%
% L. Prud'homme, M. Lavandier, and V. Best. A harmonic-cancellation-based
% model to predict speech intelligibility against a harmonic masker. J.
% Acoust. Soc. Am., 148(5):3246--3254, 2020.
%
% B. Collin and M. Lavandier. Binaural speech intelligibility in rooms
% with variations in spatial location of sources and modulation depth of
% noise interferers. J. Acoust. Soc. Am., 134(2):1146--1159, 2013.
%
% T. Vicente, M. Lavandier, and J. Buchholz. A binaural model
% implementing an internal noise to predict the effect of hearing
% impairment on speech intelligibility in non-stationary noises. J.
% Acoust. Soc. Am., 148(5):3305--3317, 2020.
%
% T. Vicente and M. Lavandier. Further validation of a binaural model
% predicting speech intelligibility against envelope-modulated noises.
% Hearing Research, 390(107937), 2020.
%
% S. Jelfs, J. Culling, and M. Lavandier. Revision and validation of a
% binaural model for speech intelligibility in noise. Hearing Research,
% 2011.
%
%
% Url: http://amtoolbox.org/amt-1.4.0/doc/experiments/exp_lavandier2022.php
% #Author: Matthieu Lavandier (2022)
% #Author: Clara Hollomey (2022): adaptations for AMT
% This file is licensed unter the GNU General Public License (GPL) either
% version 3 of the license, or any later version as published by the Free Software
% Foundation. Details of the GPLv3 can be found in the AMT directory "licences" and
% at <https://www.gnu.org/licenses/gpl-3.0.html>.
% You can redistribute this file and/or modify it under the terms of the GPLv3.
% This file is distributed without any warranty; without even the implied warranty
% of merchantability or fitness for a particular purpose.
definput.import={'amt_cache'};
definput.flags.type = {'missingflag', 'fig1', 'fig2', 'fig3', 'fig4', 'fig5', 'fig6'};
[flags,~] = ltfatarghelper({},definput,varargin);
if flags.do_missingflag
flagnames=[sprintf('%s, ',definput.flags.type{2:end-2}),...
sprintf('%s or %s',definput.flags.type{end-1},...
definput.flags.type{end})];
error('%s: You must specify one of the following flags: %s.', ...
upper(mfilename),flagnames);
end
if flags.do_fig1
%Prediction of exp 1 from Lavandier et al 2012, using model lavandier2022 and ear signals (not BRIRs)
%%Tested conditions:
%1=sl (short distance, left), 2=sf (short distance, front), 3=sr- (short distance, right),
%4=ll (long distance, left), 5=lf, 6=lr,
%7=slp (short distance, left, processed=SEIR instead of BRIR), 8=sfp, 9=srp, 10=llp, 11=lfp, 12=lrp
%predictions with all target sentences AVERAGED as the target input but using just one SSN for
%the interferer (the stats change very little by concatenating more noises)
%load data
filepath1 = amt_load('lavandier2012', 'SRT.txt');
SRT=dlmread(filepath1);
filepath2 = amt_load('lavandier2012', 'StdError.txt');
StdError=dlmread(filepath2);
%load masker signals
%keep only 4.2 second of the maskers, to avoid the non-stationary end of
%the BRIR stimuli (reverberant decrease, non representative of the long-term
%stimuli). Not really required for the SEIR that are very short (negligeble effect
%on the long term spectrum)
Fs=zeros(12,1);
[Nsl, Fs(1)]= amt_load('lavandier2012', 'masker_n1sl.wav');
[Nsf, Fs(2)]= amt_load('lavandier2012', 'masker_n1sf.wav');
[Nsr, Fs(3)]= amt_load('lavandier2012', 'masker_n1sr.wav');
[Nll, Fs(4)]= amt_load('lavandier2012', 'masker_n1ll.wav');
[Nlf, Fs(5)]= amt_load('lavandier2012', 'masker_n1lf.wav');
[Nlr, Fs(6)]= amt_load('lavandier2012', 'masker_n1lr.wav');
[Nslp, Fs(7)]= amt_load('lavandier2012', 'masker_n1slp.wav');
[Nsfp, Fs(8)]= amt_load('lavandier2012', 'masker_n1sfp.wav');
[Nsrp, Fs(9)]= amt_load('lavandier2012', 'masker_n1srp.wav');
[Nllp, Fs(10)]= amt_load('lavandier2012', 'masker_n1llp.wav');
[Nlfp, Fs(11)]= amt_load('lavandier2012', 'masker_n1lfp.wav');
[Nlrp, Fs(12)]= amt_load('lavandier2012', 'masker_n1lrp.wav');
x = amt_load('lavandier2012', 'target_sr.mat');
sig_sideclose = x.sig_sideclose;
Fs_sideclose = x.Fs_sideclose;
duration_sideclose = x.duration_sideclose;
y = amt_load('lavandier2012', 'target_srp.mat');
sig_sidecloseP = y.sig_sidecloseP;
Fs_sidecloseP = y.Fs_sidecloseP;
duration_sidecloseP = y.duration_sidecloseP;
%averaged target signals used as model inputs
%(all sentences limited to the duration of the shortest sentences)
duration=min([min(duration_sideclose), min(duration_sidecloseP)]);
left_Tsr=zeros(duration,length(sig_sideclose)); right_Tsr=zeros(duration,length(sig_sideclose));
for i=1:length(sig_sideclose)
sig=cell2mat(sig_sideclose(i));
left_Tsr(:,i)=sig(1:duration,1)*sqrt(length(sig_sideclose));
right_Tsr(:,i)=sig(1:duration,2)*sqrt(length(sig_sideclose));
clear sig
end
%average of all sentences limited to the duration of the shortest sentence
Tsr=[mean(left_Tsr,2), mean(right_Tsr,2)];
left_Tsrp=zeros(duration,length(sig_sidecloseP)); right_Tsrp=zeros(duration,length(sig_sidecloseP));
for i=1:length(sig_sidecloseP)
sig=cell2mat(sig_sidecloseP(i));
left_Tsrp(:,i)=sig(1:duration,1)*sqrt(length(sig_sidecloseP));
right_Tsrp(:,i)=sig(1:duration,2)*sqrt(length(sig_sidecloseP));
clear sig
end
%average of all sentences limited to the duration of the shortest sentence
Tsrp=[mean(left_Tsrp,2), mean(right_Tsrp,2)];
%RMS equalization. In Lavandier et al 2012, the mean left-right rms was equalized across condition, target/masker
%equalize processed target with processed noise (no ITD) and unprocessed target with unprocessed noise
noise_levels=zeros(1,6);
noise_levels(1)=local_meanrms(Nsl); noise_levels(2)=local_meanrms(Nsf); noise_levels(3)=local_meanrms(Nsr); noise_levels(4)=local_meanrms(Nll);
noise_levels(5)=local_meanrms(Nlf); noise_levels(6)=local_meanrms(Nlr);
noisep_levels=zeros(1,6);
noisep_levels(1)=local_meanrms(Nslp); noisep_levels(2)=local_meanrms(Nsfp); noisep_levels(3)=local_meanrms(Nsrp); noisep_levels(4)=local_meanrms(Nllp);
noisep_levels(5)=local_meanrms(Nlfp); noisep_levels(6)=local_meanrms(Nlrp);
Tsr=Tsr*10^((mean(noise_levels)-local_meanrms(Tsr))/20);
Tsrp=Tsrp*10^((mean(noisep_levels)-local_meanrms(Tsrp))/20);
%compute prediction
binauralSNR(1)=lavandier2022(Tsr,Nsl,Fs(1));
binauralSNR(2)=lavandier2022(Tsr,Nsf,Fs(1));
binauralSNR(3)=lavandier2022(Tsr,Nsr,Fs(1));
binauralSNR(4)=lavandier2022(Tsr,Nll,Fs(1));
binauralSNR(5)=lavandier2022(Tsr,Nlf,Fs(1));
binauralSNR(6)=lavandier2022(Tsr,Nlr,Fs(1));
binauralSNR(7)=lavandier2022(Tsrp,Nslp,Fs(1));
binauralSNR(8)=lavandier2022(Tsrp,Nsfp,Fs(1));
binauralSNR(9)=lavandier2022(Tsrp,Nsrp,Fs(1));
binauralSNR(10)=lavandier2022(Tsrp,Nllp,Fs(1));
binauralSNR(11)=lavandier2022(Tsrp,Nlfp,Fs(1));
binauralSNR(12)=lavandier2022(Tsrp,Nlrp,Fs(1));
%transformbinauralSNR into predicted SRT
%to compare data and prediction, mean of predictions is set to mean of SRT
predictSRT= mean(SRT)-(binauralSNR-mean(binauralSNR));
%compare data and prediction
Corr_Pearson = corr(SRT, predictSRT','type','Pearson');
Corr_Spearman = corr(SRT, predictSRT','type','Spearman');
MeanError = mean(abs(SRT-predictSRT'));
LargestError = max(abs(SRT-predictSRT'));
RMSError = sqrt(mean((SRT-predictSRT').^2));
%Plots
fig1=figure; errorbar((1:1:6),SRT(1:6),StdError(1:6), 'bo', 'LineWidth', 2.5),
xlabel('SSN position (target @ right/near)'), ylabel('SRT (dB)'), set(gca, 'XTick', 1:6), set(gca, 'XTickLabel', {'left/near'; 'front/near' ; 'right/near' ; 'left/far'; 'front/far' ; 'right/far'}),
ylim([-11 -4]); xlim([.5 6.5]); grid, hold on,
text(0.7, -4.2, 'model: lavandier2022')
errorbar((1:1:6),SRT(7:12),StdError(7:12), 'ro', 'LineWidth', 2.5)
plot((1:1:6),predictSRT(1:6), 'b-', 'LineWidth', 2.5),
plot((1:1:6),predictSRT(7:12), 'r-', 'LineWidth', 2.5),
legend('data (BRIR)','data (SEIR)', 'model (BRIR)', 'model (SEIR)','Location', 'NorthEast')
temp=['r= ' num2str(round(Corr_Pearson*100)/100)]; text(4.5, -9.7, temp ), temp=['MeanErr= ' num2str(round(MeanError*10)/10) ' dB']; text(4.5, -10.2, temp ), temp=['MaxErr= ' num2str(round(LargestError*10)/10) ' dB']; text(4.5, -10.7, temp ), clear temp
end
if flags.do_fig2
%Prediction of exp 1 from Lavandier et al. 2012, using model jelfs2011 and BRIRs (not ear signals)
%%Tested conditions:
%1=sl (short distance, left), 2=sf (short distance, front), 3=sr- (short distance, right),
%4=ll (long distance, left), 5=lf, 6=lr,
%7=slp (short distance, left, processed=SEIR instead of BRIR), 8=sfp, 9=srp, 10=llp, 11=lfp, 12=lrp
%load data
filepath1 = amt_load('lavandier2012', 'SRT.txt');
SRT=dlmread(filepath1);
filepath2 = amt_load('lavandier2012', 'StdError.txt');
StdError=dlmread(filepath2);
%load masker BRIRs
Fs=zeros(12,1);
[Nsl, Fs(1)]= amt_load('lavandier2012', 'brirs_sl.wav');
[Nsf, Fs(2)]= amt_load('lavandier2012', 'brirs_sf.wav');
[Nsr, Fs(3)]= amt_load('lavandier2012', 'brirs_sr.wav');
[Nll, Fs(4)]= amt_load('lavandier2012', 'brirs_ll.wav');
[Nlf, Fs(5)]= amt_load('lavandier2012', 'brirs_lf.wav');
[Nlr, Fs(6)]= amt_load('lavandier2012', 'brirs_lr.wav');
[Nslp, Fs(7)]= amt_load('lavandier2012', 'brirs_slp.wav');
[Nsfp, Fs(8)]= amt_load('lavandier2012', 'brirs_sfp.wav');
[Nsrp, Fs(9)]= amt_load('lavandier2012', 'brirs_srp.wav');
[Nllp, Fs(10)]= amt_load('lavandier2012', 'brirs_llp.wav');
[Nlfp, Fs(11)]= amt_load('lavandier2012', 'brirs_lfp.wav');
[Nlrp, Fs(12)]= amt_load('lavandier2012', 'brirs_lrp.wav');
% filtering of all BRIRs by the speech-spectrum filter used to create the noise stimuli
speech_spectrum_filter = [-4.97213795824791e-06;-5.91990499287931e-07;-8.96838230346475e-07;-7.53207928028132e-07;-1.10881467207946e-06;-9.42195356401498e-07;-1.34701951992611e-06;-1.14838780973514e-06;-1.60782531111181e-06;-1.37454082960176e-06;-1.87913667559769e-06;-1.59106241426343e-06;-2.14470992432325e-06;-1.79389826371335e-06;-2.37868403019093e-06;-1.95255347534840e-06;-2.56730595538102e-06;-2.05027185984363e-06;-2.69159659183060e-06;-2.03905187845521e-06;-2.69845577349770e-06;-1.91947469829756e-06;-2.59222156273609e-06;-1.66116649324977e-06;-2.35923926084070e-06;-1.30694149902411e-06;-2.06227764465439e-06;-8.98607140698005e-07;-1.74156264165504e-06;-4.96577740705106e-07;-1.48076890127413e-06;-1.89131796446418e-07;-1.34562446874043e-06;-2.66167110574145e-09;-1.37933045607497e-06;-4.08994687006725e-08;-1.63528102348209e-06;-2.23946727828661e-07;-2.07402172236471e-06;-6.86418673012668e-07;-2.76812897936907e-06;-1.28170449897880e-06;-3.66121844308509e-06;-2.21534014599456e-06;-4.83521307614865e-06;-3.27740440297930e-06;-6.23310143055278e-06;-4.68824191557360e-06;-7.86714645073516e-06;-6.19943784840871e-06;-9.74719387158984e-06;-8.04422688815976e-06;-1.18510579341091e-05;-1.00863753687008e-05;-1.43436000143993e-05;-1.25738288261346e-05;-1.72637646755902e-05;-1.55583547893912e-05;-2.07951434276765e-05;-1.91569379239809e-05;-2.49658369284589e-05;-2.33804348681588e-05;-2.97294609481469e-05;-2.81163574982202e-05;-3.49014189851005e-05;-3.30817747453693e-05;-4.01357101509348e-05;-3.78563345293514e-05;-4.49967046733946e-05;-4.21609947807156e-05;-4.92710241815075e-05;-4.56896414107177e-05;-5.27869597135577e-05;-4.84385309391655e-05;-5.53727368242107e-05;-5.02208677062299e-05;-5.70885822526179e-05;-5.09671081090346e-05;-5.77728533244226e-05;-5.09027122461703e-05;-5.77224382141139e-05;-5.03129376738798e-05;-5.77343744225800e-05;-4.99990164826158e-05;-5.82771608605981e-05;-5.08340817759745e-05;-6.01769424974918e-05;-5.28606069565285e-05;-6.36259210295975e-05;-5.65567206649575e-05;-6.83813268551603e-05;-6.14576274529100e-05;-7.42190532037057e-05;-6.66903506498784e-05;-7.98882028902881e-05;-7.12400506017730e-05;-8.39765125419945e-05;-7.36052024876699e-05;-8.55386242619716e-05;-7.29246894479729e-05;-8.41807996039279e-05;-6.96814458933659e-05;-8.06597963673994e-05;-6.51030204608105e-05;-7.66037774155848e-05;-6.03502958256286e-05;-7.27825463400222e-05;-5.58257561351638e-05;-6.89247826812789e-05;-5.08896991959773e-05;-6.41348160570487e-05;-4.43620847363491e-05;-5.71364471397828e-05;-3.50936279573943e-05;-4.73243890155572e-05;-2.32034999498865e-05;-3.57107892341446e-05;-1.07119876702200e-05;-2.50278062594589e-05;-1.05431081465213e-06;-1.92453007912263e-05;1.91679600902717e-06;-2.17281467485009e-05;-4.23987921749358e-06;-3.33562711603008e-05;-1.83406900760019e-05;-5.04889976582490e-05;-3.42213788826484e-05;-6.51490190648474e-05;-4.28442799602635e-05;-6.79179793223739e-05;-3.52301030943636e-05;-5.05654606968164e-05;-4.72333249490475e-06;-8.73047702043550e-06;5.02412294736132e-05;5.60838416276965e-05;0.000125900493003428;0.000137767725391313;0.000214448809856549;0.000227590193389915;0.000307041103951633;0.000318128237267956;0.000397741649067029;0.000404926977353171;0.000483527459437028;0.000486156553961337;0.000563361681997776;0.000561159511562437;0.000635892385616899;0.000627973699010909;0.000699920696206391;0.000686733983457089;0.000757268513552845;0.000739923561923206;0.000810209428891540;0.000789527839515358;0.000861107720993459;0.000839823391288519;0.000917050696443766;0.000899786071386188;0.000986958388239145;0.000976325361989439;0.00107458082493395;0.00106938590761274;0.00117518915794790;0.00116881751455367;0.00127227860502899;0.00125107879284769;0.00133613229263574;0.00128354446496815;0.00133683520834893;0.00124500622041523;0.00126522965729237;0.00113707792479545;0.00112940196413547;0.000970508321188390;0.000941256934311241;0.000757536618039012;0.000711402331944555;0.000504163792356849;0.000438275397755206;0.000199539412278682;0.000103299054899253;-0.000177630077814683;-0.000312542397296056;-0.000643609091639519;-0.000825906288810074;-0.00121542694978416;-0.00144696224015206;-0.00188780634198338;-0.00215205084532499;-0.00261905975639820;-0.00288073718547821;-0.00333431642502546;-0.00355887529440224;-0.00397714320570231;-0.00415017036721110;-0.00452080322429538;-0.00463182153180242;-0.00495035620406270;-0.00499616703018546;-0.00526099419221282;-0.00525003019720316;-0.00548633141443133;-0.00544595252722502;-0.00567658245563507;-0.00563712883740664;-0.00591288879513741;-0.00592574477195740;-0.00627183075994253;-0.00633022561669350;-0.00673343287780881;-0.00682275742292404;-0.00724709080532193;-0.00729048391804099;-0.00763439247384667;-0.00753090716898441;-0.00770306773483753;-0.00734320469200611;-0.00725770648568869;-0.00666713807731867;-0.00645426893606782;-0.00575022399425507;-0.00549881858751178;-0.00485049793496728;-0.00484966160729528;-0.00446466309949756;-0.00473765702918172;-0.00463294005021453;-0.00530872726812959;-0.00543307187035680;-0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Nsl=[conv(Nsl(:,1),speech_spectrum_filter), conv(Nsl(:,2),speech_spectrum_filter)];
Nsf=[conv(Nsf(:,1),speech_spectrum_filter), conv(Nsf(:,2),speech_spectrum_filter)];
Nsr=[conv(Nsr(:,1),speech_spectrum_filter), conv(Nsr(:,2),speech_spectrum_filter)];
Nll=[conv(Nll(:,1),speech_spectrum_filter), conv(Nll(:,2),speech_spectrum_filter)];
Nlf=[conv(Nlf(:,1),speech_spectrum_filter), conv(Nlf(:,2),speech_spectrum_filter)];
Nlr=[conv(Nlr(:,1),speech_spectrum_filter), conv(Nlr(:,2),speech_spectrum_filter)];
Nslp=[conv(Nslp(:,1),speech_spectrum_filter), conv(Nslp(:,2),speech_spectrum_filter)];
Nsfp=[conv(Nsfp(:,1),speech_spectrum_filter), conv(Nsfp(:,2),speech_spectrum_filter)];
Nsrp=[conv(Nsrp(:,1),speech_spectrum_filter), conv(Nsrp(:,2),speech_spectrum_filter)];
Nllp=[conv(Nllp(:,1),speech_spectrum_filter), conv(Nllp(:,2),speech_spectrum_filter)];
Nlfp=[conv(Nlfp(:,1),speech_spectrum_filter), conv(Nlfp(:,2),speech_spectrum_filter)];
Nlrp=[conv(Nlrp(:,1),speech_spectrum_filter), conv(Nlrp(:,2),speech_spectrum_filter)];
%energy level equalisation of the BRIR and SEIR, respectively
%(no need to equalize BRIR to SEIR because they are never directly compared)
%In Lavandier et al 2012, the mean left-right rms of the signals was equalized across condition, target/masker
%reference for equalisation: frontal source at short distance (Nsf & Nsfp)
Nsl=Nsl*10^((local_mean_nrj(Nsf)-local_mean_nrj(Nsl))/20);
Nsr=Nsr*10^((local_mean_nrj(Nsf)-local_mean_nrj(Nsr))/20);
Nll=Nll*10^((local_mean_nrj(Nsf)-local_mean_nrj(Nll))/20);
Nlf=Nlf*10^((local_mean_nrj(Nsf)-local_mean_nrj(Nlf))/20);
Nlr=Nlr*10^((local_mean_nrj(Nsf)-local_mean_nrj(Nlr))/20);
Nslp=Nslp*10^((local_mean_nrj(Nsfp)-local_mean_nrj(Nslp))/20);
Nsrp=Nsrp*10^((local_mean_nrj(Nsfp)-local_mean_nrj(Nsrp))/20);
Nllp=Nllp*10^((local_mean_nrj(Nsfp)-local_mean_nrj(Nllp))/20);
Nlfp=Nlfp*10^((local_mean_nrj(Nsfp)-local_mean_nrj(Nlfp))/20);
Nlrp=Nlrp*10^((local_mean_nrj(Nsfp)-local_mean_nrj(Nlrp))/20);
%target BRIRs (short distance on the right)
Tsr=Nsr;
Tsrp=Nsrp;
%compute predictions
binauralSNR(1)=jelfs2011(Tsr,Nsl,Fs(1), 'single');
binauralSNR(2)=jelfs2011(Tsr,Nsf,Fs(1), 'single');
binauralSNR(3)=jelfs2011(Tsr,Nsr,Fs(1), 'single');
binauralSNR(4)=jelfs2011(Tsr,Nll,Fs(1), 'single');
binauralSNR(5)=jelfs2011(Tsr,Nlf,Fs(1), 'single');
binauralSNR(6)=jelfs2011(Tsr,Nlr,Fs(1), 'single');
binauralSNR(7)=jelfs2011(Tsrp,Nslp,Fs(1), 'single');
binauralSNR(8)=jelfs2011(Tsrp,Nsfp,Fs(1), 'single');
binauralSNR(9)=jelfs2011(Tsrp,Nsrp,Fs(1), 'single');
binauralSNR(10)=jelfs2011(Tsrp,Nllp,Fs(1), 'single');
binauralSNR(11)=jelfs2011(Tsrp,Nlfp,Fs(1), 'single');
binauralSNR(12)=jelfs2011(Tsrp,Nlrp,Fs(1), 'single');
%transformbinauralSNR into predicted SRT
%to compare data and prediction, mean of predictions is set to mean of SRT
predictSRT= mean(SRT)-(binauralSNR-mean(binauralSNR));
%compare data and prediction
Corr_Pearson = corr(SRT, predictSRT','type','Pearson');
Corr_Spearman = corr(SRT, predictSRT','type','Spearman');
MeanError = mean(abs(SRT-predictSRT'));
LargestError = max(abs(SRT-predictSRT'));
RMSError = sqrt(mean((SRT-predictSRT').^2));
%Plots
fig1=figure; errorbar((1:1:6),SRT(1:6),StdError(1:6), 'bo', 'LineWidth', 2.5),
xlabel('SSN position (target @ right/near)'), ylabel('SRT (dB)'), set(gca, 'XTick', 1:6), set(gca, 'XTickLabel', {'left/near'; 'front/near' ; 'right/near' ; 'left/far'; 'front/far' ; 'right/far'}),
ylim([-11 -4]); xlim([.5 6.5]); grid, hold on,
text(0.7, -4.2, 'model: jelfs2011')
errorbar((1:1:6),SRT(7:12),StdError(7:12), 'ro', 'LineWidth', 2.5)
plot((1:1:6),predictSRT(1:6), 'b-', 'LineWidth', 2.5),
plot((1:1:6),predictSRT(7:12), 'r-', 'LineWidth', 2.5),
legend('data (BRIR)','data (SEIR)', 'model (BRIR)', 'model (SEIR)','Location', 'NorthEast')
temp=['r= ' num2str(round(Corr_Pearson*100)/100)]; text(4.5, -9.7, temp ), temp=['MeanErr= ' num2str(round(MeanError*10)/10) ' dB']; text(4.5, -10.2, temp ), temp=['MaxErr= ' num2str(round(LargestError*10)/10) ' dB']; text(4.5, -10.7, temp ), clear temp
end
if flags.do_fig3
%Prediction of exp 4 from Collin & Lavandier 2013 with model vicente2020nh
%TARGET WAS ALWAYS THE SAME IN ALL CONDITIONS (close, in front)
% 8 interferers were tested (3 modulations in 2 configs, and 2 modulations in one additional config)
% 1=C03 0 1v (in front, 1-voice modulated)
% 2=C01 0 2v (in front, 2-voice modulated)
% 3=C08 0 st (in front, stationary)
% 4=C06 p25 1v (azimut +25, 1-voice modulated)
% 5=C04 p25 2v (azimut +25, 2-voice modulated)
% 6=C02 p25 st (azimut +25, stationary)
% 7=C07 mp25 2v (azimuts + and + 25, 2 noise interferers 1-voice modulated)
% 8=C05 mp25 st (azimuts + and + 25, 2 noise interferers stationary)
%Prog parameters
FS=48000; %ATTENTION FS=48kHz in Collin13
nb_interferer=36; %number of masker excerpts used for the predictions
cut_begin=0.15*FS; %cut silence at beginning of target/masker: 150ms are ok
duration_mask=3.5*FS; %masker duration used for the predictions
ref_level=-30.3090; %reference level for the rms equalization = equalized stimuli level (used for the experiment) before manipulation of these stimuli
x=amt_load('collin2013', 'data_COL13_EXP4.mat');
SRT = x.SRT;
StdError = x.StdError;
y = amt_load('collin2013', 'target.mat');
target = y.target;
%RMS equalisation
target=target*10^((ref_level-local_meanrms(target))/20);
% 1=C03 0 1v
x1=amt_load('collin2013', 'sig_mask_1v_0.mat');
sig_mask_1v_0 = x1.sig_mask_1v_0;
% 2=C01 0 2v
x2=amt_load('collin2013', 'sig_mask_2v_0.mat');
sig_mask_2v_0 = x2.sig_mask_2v_0;
% 3=C08 0 st
x3=amt_load('collin2013', 'sig_mask_st_0.mat');
sig_mask_st_0 = x3.sig_mask_st_0;
% 4=C06 p25 1v
x4=amt_load('collin2013', 'sig_mask_1v_p25.mat');
sig_mask_1v_p25 = x4.sig_mask_1v_p25;
% 5=C04 p25 2v
x5=amt_load('collin2013', 'sig_mask_2v_p25.mat');
sig_mask_2v_p25 = x5.sig_mask_2v_p25;
% 6=C02 p25 st
x6=amt_load('collin2013', 'sig_mask_st_p25.mat');
sig_mask_st_p25 = x6.sig_mask_st_p25;
% 7=C07 mp25 2v
x7=amt_load('collin2013', 'sig_mask_2v_mp25.mat');
sig_mask_2v_mp25 = x7.sig_mask_2v_mp25;
% 8=C05 mp25 st
x8=amt_load('collin2013', 'sig_mask_st_mp25.mat');
sig_mask_st_mp25 = x8.sig_mask_st_mp25;
%compute predictions, need to average the prediction across masker excerpts
binauralSNR_1v_0=zeros(1,nb_interferer); BE_1v_0=zeros(1,nb_interferer); BU_1v_0=zeros(1,nb_interferer);
binauralSNR_2v_0=zeros(1,nb_interferer); BE_2v_0=zeros(1,nb_interferer); BU_2v_0=zeros(1,nb_interferer);
binauralSNR_st_0=zeros(1,nb_interferer); BE_st_0=zeros(1,nb_interferer); BU_st_0=zeros(1,nb_interferer);
binauralSNR_1v_p25=zeros(1,nb_interferer); BE_1v_p25=zeros(1,nb_interferer); BU_1v_p25=zeros(1,nb_interferer);
binauralSNR_2v_p25=zeros(1,nb_interferer); BE_2v_p25=zeros(1,nb_interferer); BU_2v_p25=zeros(1,nb_interferer);
binauralSNR_st_p25=zeros(1,nb_interferer); BE_st_p25=zeros(1,nb_interferer); BU_st_p25=zeros(1,nb_interferer);
binauralSNR_2v_mp25=zeros(1,nb_interferer); BE_2v_mp25=zeros(1,nb_interferer); BU_2v_mp25=zeros(1,nb_interferer);
binauralSNR_st_mp25=zeros(1,nb_interferer); BE_st_mp25=zeros(1,nb_interferer); BU_st_mp25=zeros(1,nb_interferer);
for i=1:nb_interferer
%100*i/nb_interferer %indicator of position within the loop, in percent
%store the mean predictions across time frames (for each masker excerpt)
[binauralSNR_1v_0(i), BE_1v_0(i), BU_1v_0(i)]= vicente2020nh(target,cell2mat(sig_mask_1v_0(i)),FS);
[binauralSNR_2v_0(i), BE_2v_0(i), BU_2v_0(i)]= vicente2020nh(target,cell2mat(sig_mask_2v_0(i)),FS);
[binauralSNR_st_0(i), BE_st_0(i), BU_st_0(i)]= vicente2020nh(target,cell2mat(sig_mask_st_0(i)),FS);
[binauralSNR_1v_p25(i), BE_1v_p25(i), BU_1v_p25(i)]= vicente2020nh(target,cell2mat(sig_mask_1v_p25(i)),FS);
[binauralSNR_2v_p25(i), BE_2v_p25(i), BU_2v_p25(i)]= vicente2020nh(target,cell2mat(sig_mask_2v_p25(i)),FS);
[binauralSNR_st_p25(i), BE_st_p25(i), BU_st_p25(i)]= vicente2020nh(target,cell2mat(sig_mask_st_p25(i)),FS);
[binauralSNR_2v_mp25(i), BE_2v_mp25(i), BU_2v_mp25(i)]= vicente2020nh(target,cell2mat(sig_mask_2v_mp25(i)),FS);
[binauralSNR_st_mp25(i), BE_st_mp25(i), BU_st_mp25(i)]= vicente2020nh(target,cell2mat(sig_mask_st_mp25(i)),FS);
end
%averaging across masker excerpt
binauralSNR(1)=mean(binauralSNR_1v_0);
binauralSNR(2)=mean(binauralSNR_2v_0);
binauralSNR(3)=mean(binauralSNR_st_0);
binauralSNR(4)=mean(binauralSNR_1v_p25);
binauralSNR(5)=mean(binauralSNR_2v_p25);
binauralSNR(6)=mean(binauralSNR_st_p25);
binauralSNR(7)=mean(binauralSNR_2v_mp25);
binauralSNR(8)=mean(binauralSNR_st_mp25);
%transform binauralSNR into predicted SRT
predictSRT= mean(SRT)-(binauralSNR-mean(binauralSNR)); %to compare data and prediction, mean of predictions is set to mean of SRT
%compare data and prediction
Corr_Pearson = corr(SRT, predictSRT','type','Pearson');
Corr_Spearman = corr(SRT, predictSRT','type','Spearman');
MeanError = mean(abs(SRT-predictSRT'));
LargestError = max(abs(SRT-predictSRT'));
RMSError = sqrt(mean((SRT-predictSRT').^2));
%Plot
fig1=figure;
errorbar(1:3,SRT(1:3),StdError(1:3),'bo','Markersize',9,'linewidth',2.5), grid, hold on
errorbar(1:3,SRT(4:6),StdError(4:6),'bv','Markersize',9,'linewidth',2.5)
errorbar(2:3,SRT(7:8),StdError(7:8),'rs','Markersize',9,'linewidth',2.5)
xlim([0.7,3.2]), ylim([-8.5,-2])
set(gca,'FontSize',12,'XTickLabel',{'1-voice mod.','2-voice mod.','stationary'},'XTick',1:3,'TickLength',[0,0])
xlabel({'Type of interfering noise'}), ylabel('SRT (dB)')
legend('Interferer @ 0�','Interferer @ +25�','Interferer @ +/-25�','location','northwest'),
text(0.8, -3.7, 'model (lines): vicente2020nh')
temp=['r= ' num2str(round(Corr_Pearson*100)/100)]; text(2.5, -7, temp ), temp=['MeanErr= ' num2str(round(MeanError*10)/10) ' dB']; text(2.5, -7.5, temp ), temp=['MaxErr= ' num2str(round(LargestError*10)/10) ' dB']; text(2.5, -8, temp ), clear temp
plot(1:3,predictSRT(1:3), 'b', 'LineWidth', 2.5,'HandleVisibility','off'),
plot(1:3,predictSRT(4:6), 'b', 'LineWidth', 2.5,'HandleVisibility','off'),
plot(2:3,predictSRT(7:8), 'r', 'LineWidth', 2.5,'HandleVisibility','off'),
end
if flags.do_fig4
% Predictions of experiment 3 of Lavandier & Culling 2008, with model leclere2015.m
fs = 20000;
%%%%----------------BRIR/SRT loading------------------------------------%%%%%
x = amt_load('lavandier2008', 'SRTLavandier2008.mat');
SRT = x.SRT;
y = amt_load('lavandier2008', 'BRIR.mat');
BRIR = y.BRIR;
filtering = 'on'; %load filters used for rms equalization of the brirs
filepath1 = amt_load('lavandier2008', 'shape.ir');
fid = fopen(filepath1);
[shape] = fread(fid,inf,'float');
fclose(fid);
filepath2 = amt_load('lavandier2008', 'feminized_shape.ir');
fid = fopen(filepath2);
[feminizedShape] = fread(fid,inf,'float');
fclose(fid);
NRJCalculationMode = 1; %%--- 0 : energy equalization in temporal domain ; 1 : energy equalization in spectral domain (between 20Hz & Fs/2)
EqMode = 1; %%% 1: applied to filtered BRIR, 2 : applied to raw BRIR, 3 : applied to spectrum of filtered BRIR , 4: applied to spectrum of raw BRIR
interfererFilter = 'feminizedShape';
targetFilter = 'shape';
coupeBas = 'off';
f_lim = 20;
%%%%%%%%-----------Conditions and measurements------------%%%%%%%%%%%%%%
measuredSRT = cell2mat(SRT(2,:));
errorBar = cell2mat(SRT(3,:));
absorption = {'1', '07', '05', '02'};
canal = {'left', 'right'};
position = {'L', 'R'};
%%%%%------------------Plot settings-----------------------%%%%%%%%%%%%%
plotResults = 'on';
saveResults = 'on';
%%%%%-------------------Variable declarations----------------%%%%%%%%%%%
NRJ = zeros(4,4);
%%%%*********************************************************************
%%
%%%%%----Load IR and energy computations
for i = 1:4%%% Absorptions
eval(['interferer' cell2mat(absorption(i)) '= cell2mat(BRIR(2,i+1));'])
eval(['target' cell2mat(absorption(i)) '= cell2mat(BRIR(3,i+1));'])
if i~= 0
if strcmp(coupeBas, 'on')
[b,a] = butter(8,0.02,'high');
eval(['target' cell2mat(absorption(i)) '= filter(b,a, target' cell2mat(absorption(i)) ');'])
end
end
if strcmp(filtering, 'on')
eval(['interferer' cell2mat(absorption(i)) 'Filtered = [conv(' interfererFilter ',interferer' cell2mat(absorption(i)) '(:,1)) conv(' interfererFilter ', interferer' cell2mat(absorption(i)) '(:,2))];'])
eval(['target' cell2mat(absorption(i)) 'Filtered = [conv(' targetFilter ',target' cell2mat(absorption(i)) '(:,1)) conv(' targetFilter ', target' cell2mat(absorption(i)) '(:,2))];'])
else
eval(['interferer' cell2mat(absorption(i)) 'Filtered = interferer' cell2mat(absorption(i)) ';'])
eval(['target' cell2mat(absorption(i)) 'Filtered = target' cell2mat(absorption(i)) ';'])
end
eval(['SpectrumInterferer' cell2mat(absorption(i)) '= fft(interferer' cell2mat(absorption(i)) 'Filtered, pow2(nextpow2(length(interferer' cell2mat(absorption(i)) '))));'])
eval(['SpectrumTarget' cell2mat(absorption(i)) '= fft(target' cell2mat(absorption(i)) 'Filtered, pow2(nextpow2(length(target' cell2mat(absorption(i)) '))));'])
Nint = length(eval(['SpectrumInterferer' cell2mat(absorption(i))]));
Ntar = length(eval(['SpectrumTarget' cell2mat(absorption(i))]));
k20int = ceil(f_lim*Nint/fs);
k20tar = ceil(f_lim*Ntar/fs);
switch NRJCalculationMode
case 1
eval(['energyInt' cell2mat(absorption(i)) '= local_energy(SpectrumInterferer' cell2mat(absorption(i)) '(k20int:Nint-k20int,:))/(length(SpectrumInterferer' cell2mat(absorption(i)) ')-2*k20int+1);'])
eval(['energyTar' cell2mat(absorption(i)) '= local_energy(SpectrumTarget' cell2mat(absorption(i)) '(k20tar:Ntar-k20tar,:))/(length(SpectrumTarget' cell2mat(absorption(i)) ')-2*k20tar+1);'])
case 0
eval(['energyInt' cell2mat(absorption(i)) '= local_energy(interferer' cell2mat(absorption(i)) 'Filtered);'])%%%%----Calculs d'energie sur BRIRs filtr�es
eval(['energyTar' cell2mat(absorption(i)) '= local_energy(target' cell2mat(absorption(i)) 'Filtered);'])
otherwise
amt_disp('Wrong EqMode chosen')
end
NRJ(i,1:4) = [eval(['energyInt' cell2mat(absorption(i))]) eval(['energyTar' cell2mat(absorption(i))])];
end
interferer1 = [target1(:,2) target1(:,1)];
clear i, clear j, clear k
%%
averagedEnergyAcrossConditions = 1;
delta = [];
for i = 1:4 %%%% Absorption
eval(['alpha(i,:) = sqrt(averagedEnergyAcrossConditions ./ energyTar' cell2mat(absorption(i)) ');']);
eval(['beta(i,:) = sqrt(averagedEnergyAcrossConditions ./ energyInt' cell2mat(absorption(i)) ');']);
switch EqMode
case 1 %%%%%%% BRIReq = alpha * BRIR_Filtered---------------------------------------------------------------------------------
eval(['target' cell2mat(absorption(i)) 'Eq(:,1) = alpha(i,1) * target' cell2mat(absorption(i)) 'Filtered(:,1);'])
eval(['target' cell2mat(absorption(i)) 'Eq(:,2) = alpha(i,2) * target' cell2mat(absorption(i)) 'Filtered(:,2);'])
eval(['interferer' cell2mat(absorption(i)) 'Eq(:,1) = beta(i,1) * interferer' cell2mat(absorption(i)) 'Filtered(:,1);'])
eval(['interferer' cell2mat(absorption(i)) 'Eq(:,2) = beta(i,2) * interferer' cell2mat(absorption(i)) 'Filtered(:,2);'])
case 2 %%%%% BRIReq = alpha * BRIR-----------------------------------------------------------------------------------------
eval(['target' cell2mat(absorption(i)) 'Eq(:,1) = alpha(i,1) * target' cell2mat(absorption(i)) '(:,1);'])
eval(['target' cell2mat(absorption(i)) 'Eq(:,2) = alpha(i,2) * target' cell2mat(absorption(i)) '(:,2);'])
eval(['interferer' cell2mat(absorption(i)) 'Eq(:,1) = beta(i,1) * interferer' cell2mat(absorption(i)) '(:,1);'])
eval(['interferer' cell2mat(absorption(i)) 'Eq(:,2) = beta(i,2) * interferer' cell2mat(absorption(i)) '(:,2);'])
case 3 %%%%% FFT(BRIReq) = alpha * FFT(BRIR_Filtered)--------------------------------------------------------------------------
%%% TARGET
for k =1:2
eval(['klim = ceil(f_lim*length(SpectrumTarget' cell2mat(absorption(i)) ')/fs);'])
for n =1:length(eval(['SpectrumTarget' cell2mat(absorption(i))]))
if klim <= n && n <= length(eval(['SpectrumTarget' cell2mat(absorption(i))]))-klim
eval(['SpectrumTarget' cell2mat(absorption(i)) 'eq(n,k) = alpha(i,k) * SpectrumTarget' cell2mat(absorption(i)) '(n,k);'])
else
% eval(['SpectrumTarget' cell2mat(absorption(i)) 'eq(n,k) = SpectrumTarget' cell2mat(absorption(i)) '(n,k);'])
eval(['SpectrumTarget' cell2mat(absorption(i)) 'eq(n,k) = 0;'])
end
end
%%% INTERFERER
eval(['klim = ceil(f_lim*length(SpectrumInterferer' cell2mat(absorption(i)) ')/fs);'])
for n =1:length(eval(['SpectrumInterferer' cell2mat(absorption(i))]))
if klim <= n && n <= length(eval(['SpectrumInterferer' cell2mat(absorption(i))]))-klim
eval(['SpectrumInterferer' cell2mat(absorption(i)) 'eq(n,k) = beta(i,k) * SpectrumInterferer' cell2mat(absorption(i)) '(n,k);'])
else
% eval(['SpectrumInterferer' cell2mat(absorption(i)) 'eq(n,k) = SpectrumInterferer' cell2mat(absorption(i)) '(n,k);'])
eval(['SpectrumInterferer' cell2mat(absorption(i)) 'eq(n,k) = 0;'])
end
end
end
eval(['target' cell2mat(absorption(i)) 'Eq = real(ifft(SpectrumTarget' cell2mat(absorption(i)) 'eq, pow2(nextpow2(length(SpectrumTarget' cell2mat(absorption(i)) 'eq)))));'])
eval(['interferer' cell2mat(absorption(i)) 'Eq = real(ifft(SpectrumInterferer' cell2mat(absorption(i)) 'eq, pow2(nextpow2(length(SpectrumInterferer' cell2mat(absorption(i)) 'eq)))));'])
case 4 %%%%% FFT(BRIReq) = alpha * FFT(BRIR)--------------------------------------------------------------------------------------
%%%% TARGET
eval(['TARGET' cell2mat(absorption(i)) ' = fft(target' cell2mat(absorption(i)) ',pow2(nextpow2(length(target' cell2mat(absorption(i)) '))));'])
eval(['klim = ceil(f_lim*length(TARGET' cell2mat(absorption(i)) ')/fs);'])
for k = 1:2
eval(['energyTARGET' cell2mat(absorption(i)) '(:,k) = energy(TARGET' cell2mat(absorption(i)) '(klim:length(TARGET' cell2mat(absorption(i)) ')-klim,k))/(length(TARGET' cell2mat(absorption(i)) ')-2*klim+1);'])
% eval(['alpha = sqrt(averagedEnergyAcrossConditions / energyTARGET' cell2mat(absorption(i)) '(:,k));'])
eval(['target' cell2mat(absorption(i)) 'Eq(:,k) = alpha(i,k) * target' cell2mat(absorption(i)) 'Filtered(:,k);'])
for n =1:length(eval(['TARGET' cell2mat(absorption(i))]))
if klim <= n && n <= length(eval(['TARGET' cell2mat(absorption(i))]))-klim
eval(['TARGET' cell2mat(absorption(i)) 'eq(n,k) = alpha(i,k) * TARGET' cell2mat(absorption(i)) '(n,k);'])
else
eval(['TARGET' cell2mat(absorption(i)) 'eq(n,k) = TARGET' cell2mat(absorption(i)) '(n,k);'])
end
end
end
%%%% INTERFERER
eval(['INTERFERER' cell2mat(absorption(i)) ' = fft(interferer' cell2mat(absorption(i)) ',pow2(nextpow2(length(interferer' cell2mat(absorption(i)) '))));'])
eval(['klim = ceil(f_lim*length(INTERFERER' cell2mat(absorption(i)) ')/fs);'])
for k = 1:2
eval(['energyINTERFERER' cell2mat(absorption(i)) '(:,k) = local_energy(INTERFERER' cell2mat(absorption(i)) '(klim:length(INTERFERER' cell2mat(absorption(i)) ')-klim,k))/(length(INTERFERER' cell2mat(absorption(i)) ')-2*klim+1);'])
% eval(['alpha = sqrt(averagedEnergyAcrossConditions / energyINTERFERER' cell2mat(absorption(i)) '(:,k));'])
eval(['interferer' cell2mat(absorption(i)) 'Eq(:,k) = alpha(i,k) * interferer' cell2mat(absorption(i)) 'Filtered(:,k);'])
for n =1:length(eval(['INTERFERER' cell2mat(absorption(i))]))
if klim <= n && n <= length(eval(['INTERFERER' cell2mat(absorption(i))]))-klim
eval(['INTERFERER' cell2mat(absorption(i)) 'eq(n,k) = alpha(i,k) * INTERFERER' cell2mat(absorption(i)) '(n,k);'])
else
eval(['INTERFERER' cell2mat(absorption(i)) 'eq(n,k) = INTERFERER' cell2mat(absorption(i)) '(n,k);'])
end
end
end
eval(['interferer' cell2mat(absorption(i)) 'Eq = real(ifft(INTERFERER' cell2mat(absorption(i)) 'eq, pow2(nextpow2(length(INTERFERER' cell2mat(absorption(i)) 'eq)))));'])
otherwise
end
end
%%
clear i, clear j, clear k
%APPLICATION OF THE MODEL in the different conditions
TIR = zeros(1,16);
BMLD = [];
betterEar = [];
for i = 1:4
for j = 1:4
%%%----TIR computations
eval(['[TIR(4*(i-1)+j), BMLD(:,4*(i-1)+j), betterEar(:,4*(i-1)+j)] = leclere2015(target' cell2mat(absorption(j)) 'Eq, interferer' cell2mat(absorption(i)) 'Eq, fs);'])
end
end
TIR = -TIR;
fittedTIR = TIR - mean(TIR) + mean(mean(measuredSRT));%%%----TIR alinement
%%%%%--------------STATS RESULTS---------------%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
coefficientCorrelation = corr(measuredSRT', fittedTIR','type','Pearson');
erreur = sum(abs(measuredSRT-fittedTIR));
MeanErr = erreur / length(measuredSRT);
RMSE = sqrt(mean((measuredSRT-fittedTIR).^2));
largestError = max(abs(measuredSRT - fittedTIR));
spearCoeff = corr(measuredSRT', fittedTIR', 'type', 'Spearman');
%%%%%--------------PLOTS--------------%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
if strcmp(plotResults, 'on')
fig1=figure;
errorbar(measuredSRT, errorBar, 'bo', 'LineWidth', 2.5),
ylim([-10.5 -3.5]); xlim([.5 16.5]); grid, hold on,
plot((1:1:4),fittedTIR(1:4), 'b-', 'LineWidth', 2.5)
h=plot((5:1:8),fittedTIR(5:8), 'b-', 'LineWidth', 2.5); h.Annotation.LegendInformation.IconDisplayStyle = 'off';
h=plot((9:1:12),fittedTIR(9:12), 'b-', 'LineWidth', 2.5); h.Annotation.LegendInformation.IconDisplayStyle = 'off';
h=plot((13:1:16),fittedTIR(13:16), 'b-', 'LineWidth', 2.5); h.Annotation.LegendInformation.IconDisplayStyle = 'off';
legend('data','model', 'Location', 'SouthEast')
text(1, -5.2, 'model: leclere2015')
temp=['r= ' num2str(round(coefficientCorrelation*100)/100)]; text(8.7, -9.2, temp ), temp=['MeanErr= ' num2str(round(MeanErr*10)/10) ' dB']; text(8.7, -9.7, temp ), temp=['MaxErr= ' num2str(round(largestError*10)/10) ' dB']; text(8.7, -10.2, temp ), clear temp
h=line([4.5 4.5],[-3.5 -10.5], 'color', 'k'); h.Annotation.LegendInformation.IconDisplayStyle = 'off';
h=line([8.5 8.5],[-3.5 -10.5], 'color', 'k'); h.Annotation.LegendInformation.IconDisplayStyle = 'off';
h=line([12.5 12.5],[-3.5 -10.5], 'color', 'k'); h.Annotation.LegendInformation.IconDisplayStyle = 'off';
xlabel('Absorption coefficient used for the target'), ylabel('SRT (dB)'),
set(gca, 'XTick', 1:16)
set(gca, 'XTickLabel', {'1'; '0.7' ; '0.5' ; '0.2'})
text(1, -3.8, 'Interferer'), text(5, -3.8, 'Interferer'), text(9, -3.8, 'Interferer'), text(13, -3.8, 'Interferer')
text(1, -4.1, 'absorp. 1'), text(5, -4.1, 'absorp. 0.7'), text(9, -4.1, 'absorp. 0.5'), text(13, -4.1, 'absorp. 0.2')
end
end
if flags.do_fig5
%predictions of the broadband conditions measured by Rana & Buchholz(2018) with the model vicente2020
% Conditions:
% target always in front (same in all conditions), not diotic because ear-specific amplification is applied on stimuli at each ear
% maskers (noise-vocoded speech) spatially co-located: both distractors presented to both ears > not diotic because ear-specific amplification is applied on stimuli at each ear
% maskers (noise-vocoded speech) spatially separated: one distrator send to each ear only (no cross-talk, "infinite ILD")
% 4 noise level conditions: 0, 10, 20 and 30 dB SL
FS = 44100;
%% ------------------------ MODEL PARAMETERS --------------------------- %%
% Parameter for the better-ear SNR computation
Ceiling = 20; % Maximum SNR allowed
% Time-resolution parameters
BE_duration = 0.024; % set the time frame duration to compute the SNR at the better-ear
BU_duration = 0.300; % set the time frame duration to compute the binaural unmasking advantage. Take into account binaural sluggishness.
HannWindowBE = hann(floor(BE_duration*FS)); % create a Hann window, that is the window used for the computation of the SNR at the better ear
HannWindowBU = hann(floor(BU_duration*FS)); % create a Hann window, that is the window used for the computation of binaural unmasking advantage
WindowOverlap = 0.5; % fifty percent of overlap
% SET FREQUENCY SAMPLING of MODEL
nerbs_step = 0.5; %Number of ERB between 2 gammatone filters
nerbs = 1:nerbs_step:round(f2erbrate(FS/2));
fc = zeros(1,length(nerbs));
for i=1:length(fc)
fc(i) = round(erbrate2f(nerbs(i)));
end
% SII weightings used in the model
weightings = f2siiweightings(fc);
% Parameter to set the internal noise Formula
B = -10; % Parameter setting the internal noise floor of the listener
Nlim = 83; % Parameter setting the external level at which the internal noise level starts to increase
ratio_OHC = 0.7; % set the percentage of the hearing threshold elevation due to the OHC loss (HLtotal = OHC_loss + IHC_loss)
max_OHC = 57.6; % maximum allowed for the Outer Hair Cell loss, the loss above this value contribute to the Inner Hair Cell loss
%% ----------------- EXPERIMENT-SPECIFIC METHODS & DATA ---------------- %%
filepath1 = amt_load('rana2018', 'NH_names.txt');
NH_names = importdata(filepath1);
filepath2 = amt_load('rana2018', 'HI_names.txt');
HI_names = importdata(filepath2);
NBlistener_NH = length(NH_names);
NBlistener_HI = length(HI_names);
NBcdtns = 8;
% Load SRTs
%Some HI listeners was not tested at all sensation levels to prevent
%them from loudness discomfort. This is show by a "NaN" in the data matrix.
filepath3 = amt_load('rana2018', 'SRT_HI.txt');
data_HI = importdata(filepath3);
filepath4 = amt_load('rana2018', 'SRT_NH.txt');
data_NH = importdata(filepath4);
% Load audiograms
f0 = [250 500 1000 2000 3000 4000 6000 8000]; % central frequency at which the audiograms have been measured
filepath5 = amt_load('rana2018', 'audiog_R_HI.txt');
audTonRdBHL_HI=dlmread(filepath5);
filepath6 = amt_load('rana2018', 'audiog_L_HI.txt');
audTonLdBHL_HI=dlmread(filepath6);
filepath7 = amt_load('rana2018', 'audiog_R_NH.txt');
audTonRdBHL_NH=dlmread(filepath7);
filepath8 = amt_load('rana2018', 'audiog_L_NH.txt');
audTonLdBHL_NH=dlmread(filepath8);
% Load SRT in quiet (used to define the 0 dB SL)
filepath9 = amt_load('rana2018', 'SRT_quiet_SPL_left_NH.txt');
SRT_quiet_left_NH=dlmread(filepath9);
filepath10 = amt_load('rana2018', 'SRT_quiet_SPL_right_NH.txt');
SRT_quiet_right_NH=dlmread(filepath10);
filepath11 = amt_load('rana2018', 'SRT_quiet_SPL_left_HI.txt');
SRT_quiet_left_HI=dlmread(filepath11);
filepath12 = amt_load('rana2018', 'SRT_quiet_SPL_right_HI.txt');
SRT_quiet_right_HI=dlmread(filepath12);
%% ---------------------------- VARIABLES ------------------------------ %%
% Model Outputs
BinauralRatio_NH = zeros(NBlistener_NH,NBcdtns);
BE_SNR_NH = zeros(NBlistener_NH,NBcdtns);
BUAdv_NH = zeros(NBlistener_NH,NBcdtns);
BinauralRatio_HI = zeros(NBlistener_HI,NBcdtns);
BE_SNR_HI = zeros(NBlistener_HI,NBcdtns);
BUAdv_HI = zeros(NBlistener_HI,NBcdtns);
% Audiogram related
aud_L_OHC_SPL_NH = zeros(NBlistener_NH,length(fc)); % hearing loss related to OHC loss in dB SPL
aud_R_OHC_SPL_NH = zeros(NBlistener_NH,length(fc));
aud_L_IHC_HL_NH = zeros(NBlistener_NH,length(fc)); % hearing loss related to IHC loss in dB HL
aud_R_IHC_HL_NH = zeros(NBlistener_NH,length(fc));
aud_L_OHC_SPL_HI = zeros(NBlistener_HI,length(fc)); % hearing loss related to OHC loss in dB SPL
aud_R_OHC_SPL_HI = zeros(NBlistener_HI,length(fc));
aud_L_IHC_HL_HI = zeros(NBlistener_HI,length(fc)); % hearing loss related to IHC loss in dB HL
aud_R_IHC_HL_HI = zeros(NBlistener_HI,length(fc));
% Internal Noise
InternalNoise_R_NH = cell(NBlistener_NH,1);
InternalNoise_L_NH = cell(NBlistener_NH,1);
InternalNoise_R_HI = cell(NBlistener_HI,1);
InternalNoise_L_HI = cell(NBlistener_HI,1);
%% ---------------------- Predictions HI listeners --------------------- %%
[BinauralRatio_HI,BE_SNR_HI , BUAdv_HI] = amt_cache('get','HI_predictions',flags.cachemode);
if isempty(BinauralRatio_HI)
for listenerNB = 1:NBlistener_HI
amt_disp(num2str(listenerNB)) %To see the progress
CurrentListener = HI_names{listenerNB}; %listener code/name as a string
% ListenerPath = [RootPath '\signals\HI\' CurrentListener]; %Path to get the signals of the listener
Participate = ~isnan(data_HI(listenerNB,:));
% load input signals
%[MaskerColocSigs, MaskerSeparSigs, TargetSigs] = load_signals_RANA18a(RootPath,ListenerPath,[SRT_quiet_left_HI(listenerNB) SRT_quiet_right_HI(listenerNB)]);
x = amt_load('rana2018', ['HI_', CurrentListener,'.mat']);
MaskerColocSigs = x.MaskerColocSigs;
MaskerSeparSigs = x.MaskerSeparSigs;
TargetSigs = x.TargetSigs;
% Internal noise implementation (external level is approximated by the known external noise level)
Aud_L = audTonLdBHL_HI(listenerNB,:); %listener audiogram
Aud_R = audTonRdBHL_HI(listenerNB,:);
N = mean([SRT_quiet_left_HI(listenerNB) SRT_quiet_right_HI(listenerNB)]) + [0 10 20 30]; % SRT in quiet = 0 dB SL + [0 10 20 30] dB SL to get the level for each level condition
[InternalNoise_L_HI{listenerNB}, InternalNoise_R_HI{listenerNB}, ~, ~, aud_L_OHC_SPL_HI(listenerNB,:), aud_R_OHC_SPL_HI(listenerNB,:), aud_L_IHC_HL_HI(listenerNB,:), aud_R_IHC_HL_HI(listenerNB,:), Gamma] = ...
vicente2020_internalnoise(fc, f0, Aud_L, Aud_R, N, B, Nlim, ratio_OHC, max_OHC);
% Apply the Vicente2020 model (model outputs is listener-dependent because it is based on the individual audiograms, and the signals can be listener dependent such as here)
[BinauralRatio_HI(listenerNB,:), BE_SNR_HI(listenerNB,:), BUAdv_HI(listenerNB,:)] = ...
local_predict_RANA18a_Broad_listener_Vicente20(MaskerColocSigs, MaskerSeparSigs, TargetSigs, InternalNoise_L_HI{listenerNB}, InternalNoise_R_HI{listenerNB}, Ceiling, HannWindowBE, HannWindowBU, WindowOverlap, weightings, FS, fc, Participate);
end
amt_cache('set','HI_predictions',BinauralRatio_HI,BE_SNR_HI , BUAdv_HI);
end
%% ---------------------- Predictions NH listeners --------------------- %%
[BinauralRatio_NH,BE_SNR_NH , BUAdv_NH] = amt_cache('get','NH_predictions',flags.cachemode);
if isempty(BinauralRatio_NH)
for listenerNB = 1:NBlistener_NH
disp(num2str(listenerNB)) %To see the progress
CurrentListener = NH_names{listenerNB}; %listener code/name as a string
%ListenerPath = [RootPath '\signals\NH\' CurrentListener]; %Path to get the signals of the listener
Participate = ~isnan(data_NH(listenerNB,:));
%dir(['*',R])
% load input signals
%[MaskerColocSigs, MaskerSeparSigs, TargetSigs] = load_signals_RANA18a(RootPath,ListenerPath,[SRT_quiet_left_NH(listenerNB) SRT_quiet_right_NH(listenerNB)]);
%x = amt_load('rana2018', 'NH_target.mat');
x = amt_load('rana2018', ['NH_', CurrentListener,'.mat']);
MaskerColocSigs = x.MaskerColocSigs;
MaskerSeparSigs = x.MaskerSeparSigs;
TargetSigs = x.TargetSigs;
% Internal noise implementation (external level is approximated by the known external noise level)
Aud_L = audTonLdBHL_NH(listenerNB,:); %listener audiogram
Aud_R = audTonRdBHL_NH(listenerNB,:);
N = mean([SRT_quiet_left_NH(listenerNB) SRT_quiet_right_NH(listenerNB)]) + [0 10 20 30]; % SRT in quiet = 0 dB SL + [0 10 20 30] dB SL to get the level for each level condition
[InternalNoise_L_NH{listenerNB}, InternalNoise_R_NH{listenerNB}, ~, ~, aud_L_OHC_SPL_NH(listenerNB,:), aud_R_OHC_SPL_NH(listenerNB,:), aud_L_IHC_HL_NH(listenerNB,:), aud_R_IHC_HL_NH(listenerNB,:), Gamma] = ...
vicente2020_internalnoise(fc, f0, Aud_L, Aud_R, N, B, Nlim, ratio_OHC, max_OHC);
% Apply the Vicente2020 model (model outputs is listener-dependent because it is based on the individual audiograms, and the signals can be listener dependent such as here)
[BinauralRatio_NH(listenerNB,:), BE_SNR_NH(listenerNB,:), BUAdv_NH(listenerNB,:)] = ...
local_predict_RANA18a_Broad_listener_Vicente20(MaskerColocSigs, MaskerSeparSigs, TargetSigs, InternalNoise_L_NH{listenerNB}, InternalNoise_R_NH{listenerNB}, Ceiling, HannWindowBE, HannWindowBU, WindowOverlap, weightings, FS, fc, Participate);
end
amt_cache('set','NH_predictions',BinauralRatio_NH,BE_SNR_NH , BUAdv_NH);
end
%% -------------- CONVERT BinauralSNR into predicted SRTs -------------- %%
MappingReference = mean([mean(data_NH) nanmean(data_HI)]) - (- mean([mean(BinauralRatio_NH) nanmean(BinauralRatio_HI)]));
PredictedSRT_HI = - BinauralRatio_HI + MappingReference;
PredictedSRT_NH = - BinauralRatio_NH + MappingReference;
%% --------------------- Average and Standard Error -------------------- %%
AvPredictedSRT_HI = nanmean(PredictedSRT_HI);
AvPredictedSRT_NH = mean(PredictedSRT_NH);
PredictedStdErr_NH = std(PredictedSRT_NH,0,1) ./ sqrt(NBlistener_NH);
PredictedStdErr_HI = std(PredictedSRT_HI,0,1) ./ sqrt(sum(~isnan(PredictedSRT_HI)));
AvMeasuredSRT_HI = nanmean(data_HI);
AvMeasuredSRT_NH = mean(data_NH);
MeasuredStdErr_NH = std(data_NH,0,1) ./ sqrt(NBlistener_NH);
MeasuredStdErr_HI = nanstd(data_HI,0,1) ./ sqrt(sum(~isnan(PredictedSRT_HI)));
%% ----------------------- Performance statistics ---------------------- %%
Corr_Pearson = corr([AvMeasuredSRT_NH AvMeasuredSRT_HI]', [AvPredictedSRT_NH AvPredictedSRT_HI]','type','Pearson');
MeanError = mean(abs([AvMeasuredSRT_NH AvMeasuredSRT_HI]'- [AvPredictedSRT_NH AvPredictedSRT_HI]'));
MaximumError = max(abs([AvMeasuredSRT_NH AvMeasuredSRT_HI]'- [AvPredictedSRT_NH AvPredictedSRT_HI]'));
%% -------------------------------- PLOT ------------------------------- %%
fig1 = figure;
xStart = 0.08; xlength = 0.85;yStart = 0.1; ylength = 0.8;xShiftBetweenPanel = 0.03;yShiftBetweenPanel = 0.02;
NbRow = 1;HeightPanel = ylength/NbRow;
NbPanel = 2; % one for each listener group
NbColumn = round(NbPanel/NbRow);
LengthPanel = xlength / NbColumn;
PanelPos = zeros(NbPanel,4);
rank = 1;
for n = 1:NbRow
for i = 1:NbColumn
PanelPos(rank,:) = [xStart+(i-1)*(LengthPanel+xShiftBetweenPanel) yStart+(n-1)*(HeightPanel+yShiftBetweenPanel) LengthPanel HeightPanel];
rank = rank + 1;
end
end
YMax = max([AvPredictedSRT_NH AvPredictedSRT_HI AvMeasuredSRT_NH AvMeasuredSRT_HI]) + max([MeasuredStdErr_NH MeasuredStdErr_HI PredictedStdErr_NH PredictedStdErr_HI]) + 0.5;
YMin = min([AvPredictedSRT_NH AvPredictedSRT_HI AvMeasuredSRT_NH AvMeasuredSRT_HI]) + min([MeasuredStdErr_NH MeasuredStdErr_HI PredictedStdErr_NH PredictedStdErr_HI]) - 0.5;
subplot('Position',PanelPos(1,:))
errorbar(1:4, AvMeasuredSRT_NH(1:4), MeasuredStdErr_NH(1:4),'bs','LineWidth', 2.5), grid on, hold on,
errorbar(1:4, AvMeasuredSRT_NH(5:8), MeasuredStdErr_NH(5:8),'ro','LineWidth', 2.5)
set(gca, 'FontSize',12,'XTick', 1:4, 'XTickLabel', {'0'; '10'; '20'; '30'}, 'xlim', [0.8 4.2])
ylabel('SRT (dB)','FontSize',14,'visible','on'),
errorbar(1:4, AvPredictedSRT_NH(1:4), PredictedStdErr_NH(1:4),'b--', 'LineWidth', 2.5);
errorbar(1:4, AvPredictedSRT_NH(5:8), PredictedStdErr_NH(5:8),'r-', 'LineWidth', 2.5);
ylim([YMin YMax])
legend('data (co-loc)','data (separ)', 'model (co-loc)', 'model (separ)','Location', 'NorthEast')
text(1.8, -18, 'NH listeners','FontSize',12)
subplot('Position',PanelPos(2,:))
errorbar(1:4, AvMeasuredSRT_HI(1:4), MeasuredStdErr_HI(1:4),'bs','MarkerFaceColor','None','LineWidth', 2.5), grid on, hold on,
errorbar(1:4, AvMeasuredSRT_HI(5:8), MeasuredStdErr_HI(5:8),'ro','MarkerFaceColor','Auto','LineWidth', 2.5)
set(gca,'FontSize',12, 'XTick', 1:4, 'XTickLabel', {'0'; '10'; '20'; '30'}, 'TickLabelInterpreter', 'latex', 'xlim', [0.8 4.2], 'YtickLabel','')
errorbar(1:4, AvPredictedSRT_HI(1:4), PredictedStdErr_HI(1:4),'b--', 'LineWidth', 2.5);
errorbar(1:4, AvPredictedSRT_HI(5:8), PredictedStdErr_HI(5:8),'r-', 'LineWidth', 2.5);
ylim([YMin YMax])
text(2.1, 3.5, 'model: vicente2020')
temp=['r = ' num2str(round(Corr_Pearson,2))]; text(2.1, 2, temp),
temp=['MeanErr = ' num2str(round(MeanError,1)) ' dB']; text(2.1, 1, temp),
temp=['MaxErr = ' num2str(round(MaximumError,1)) ' dB']; text(2.1, 0, temp), clear temp
text(1.8, -18, 'HI listeners','FontSize',12)
aOverall = axes('Position',[PanelPos(1,1) PanelPos(1,2)-0.025 PanelPos(end,1)+PanelPos(end,3)-PanelPos(1,1) 0.825],'visible','off');
xlabel('Masker level (dB SL)','FontSize',14,'visible','on')
end
if flags.do_fig6
% Prediction of exp 1 from Deroche et al (2014) with model prudhomme2020
%Conditions :
%Maskers : harmonic masker, F0 50;100;200;400
% inharmonic masker, F0 50;100;200;400
%Program parameters
Fs = 44100;
%cut_begin = 0.15*Fs; %cut silence at beginning of target\masker
%duration_mask = 2.5*Fs; %masker duration used for the predictions
%ref_level = 30;
nb_reps = 800;
r = local_randomset(nb_reps); %create a distribution of 800 for the jitter
jitter = 0.25.*r;
%% Load data and target_stats
%load data from the experiment
x = amt_load('deroche2014', 'results_DER14a_exp1.mat');
SRT = x.SRTmean;
x=amt_load('deroche2014', 'target.mat');
targetSpec = x.targetSpec;
target_fc = x.target_fc;
target = x.target;
%% load maskers
Mask = {'H50','H100','H200','H400','I50','I100','I200','I400'};
%conditionName = {'**/H50*.wav','**/H100*.wav','**/H200*.wav','**/H400*.wav','**/I50*.wav','**/I100*.wav','**/I200*.wav','**/I400*.wav'};
%f0 = [50 100 200 400 50 100 200 400];
for j = 1:length(Mask)
[SNR] = amt_cache('get', ['DER14tempPredictions_',Mask{j}], flags.cachemode);
if ~isempty(SNR)
predicted_SNR(:,j) = mean(SNR,2);
else
y=amt_load('deroche2014', 'masker.mat');
maskers = y.maskers;
for j = 1:length(Mask)
SNR = zeros(1,nb_reps);
masker = amt_load('deroche2014', ['maskers_',Mask{j},'.mat']);
for k = 1:nb_reps
masker_temp = masker.maskers_temp{k};
parfor kk=k
SNR(:,kk) = prudhomme2020(target,targetSpec,masker_temp,maskers.(Mask{j}).f0,Fs, jitter(kk),target_fc);
end
amt_cache('set', ['DER14tempPredictions_',Mask{j}], SNR);
predicted_SNR(:,j) = mean(SNR,2);
end
end
end
end
predictSRT = mean(SRT)-(predicted_SNR-mean(predicted_SNR)); %to compare data and prediction, mean of predictions is set to mean of SRT
Corr_Pearson = corr(SRT', predictSRT','type','Pearson');
MeanError = mean(abs(SRT-predictSRT));
LargestError = max(abs(SRT-predictSRT));
%%
figure
plot(1:4,SRT(1:4),'bo','markerfacecolor','b'), grid, hold on
plot(1:4,SRT(5:8),'ro')
plot(1:4,predictSRT(1:4),'b-')
plot(1:4,predictSRT(5:8),'r--')
xlim([0.7,4.2]), ylim([-22.5,-8.5])
set(gca,'XTick',[1 2 3 4],'XTicklabel',[50 100 200 400]);
set(findall(gca, 'Type', 'Line'),'LineWidth',2.5,'MarkerSize',9);
text(0.8, -16.5, 'model: prudhomme2020')
temp=['r= ' num2str(round(Corr_Pearson*100)/100)]; text(0.8, -18, temp ), temp=['MeanErr= ' num2str(round(MeanError*10)/10) ' dB']; text(0.8, -19, temp ), temp=['MaxErr= ' num2str(round(LargestError*10)/10) ' dB']; text(0.8, -20, temp ), clear temp
xlabel('Fundamental frequency (Hz)')
ylabel('SRT (dB)')
legend('Harmonic (data)','Inharmonic (data)','Harmonic (model)','Inharmonic (model)')
end
end
function r = local_randomset(nb)
%returns an array of random numbers chosen from a two-parameter
%probability distribution where the first parameter is a truncated
%normal distribution and the second is given by the input parameter 'nb'
rng('shuffle')
pd = makedist('Normal');
t = truncate(pd,-3,3);
r = random(t,nb,1);
end
function [energy] = local_energy(signal)
energy = sum(abs(signal).^2);
end
function [mean_level, rms_g, rms_d] = local_meanrms(sig)
%compute (in the time domain) the mean of rms level across the left and right channel of a
%stereo file (2-column matrix)
rms_g=20*log10(sqrt(mean(sig(:,1).*sig(:,1))));
rms_d=20*log10(sqrt(mean(sig(:,2).*sig(:,2))));
mean_level=(rms_g+rms_d)/2;
end
function [mean_nrj, nrj_g, nrj_d] = local_mean_nrj(brir)
%compute (in the time domain) the mean energy level across the
%left and right channels of a BRIR
nrj_g=20*log10(sqrt(sum(brir(:,1).*brir(:,1))));
nrj_d=20*log10(sqrt(sum(brir(:,2).*brir(:,2))));
mean_nrj=(nrj_g+nrj_d)/2;
end
function [BinauralRatio, BE_SNR, BU_Advantage, BE_SNR_TFFB, BU_Advantage_TFFB] = ...
local_predict_RANA18a_Broad_listener_Vicente20(MaskerColocSigs, MaskerSeparSigs, TargetSigs, InternalNoise_L, InternalNoise_R, Ceiling, HannWindowBE, HannWindowBU, WindowOverlap, weightings, FS, fc, Participate)
% HERE PREDICTION FOR 1 LISTENER
% To be used after load_signals_data_BALJ2_HI_Broad_listener_Vicente19 to load data for each listner,
%%% INPUTS
%......
%%% OUTPUTS
% BinauralSNR = model outputs (BE_SNR + BU_Advantage)
% BE_SNR = time-average broadband better-ear SNR
% BU_Advantage = time-average broadband binaural unmasking advantage
% BE_SNR_TFFB = better-ear SNR per time frame and frequency band
% BU_Avantage_TFFB = binaural unmasking advantage per time frame and frequency band
% Conditions:
% target always in front (same in all conditions), not diotic because ear-specific amplification is applied on stimuli at each ear
% maskers (noise-vocoded speech) spatially co-located: both distractors presented to both ears > not diotic because ear-specific amplification is applied on stimuli at each ear
% maskers (noise-vocoded speech) spatially separated: one distrator send to each ear only (no cross-talk, "infinite ILD")
% 4 noise level conditions: 0, 10, 20 and 30 dB SL
%PREDICTION IN THE DIFFERENT CONDITIONS
% 8 conditions, 1 per column:
% 1-coll 0dBSL = ref condition
% 2-coll 10 dBSL
% 3-coll 20 dBSL
% 4-coll 30 dBSL
% 5-sep 0 dBSL
% 6-sep 10 dBSL
% 7-sep 20 dBSL
% 8-sep 30 dBSL
BinauralRatio = zeros(1,length(MaskerColocSigs) + length(MaskerSeparSigs));
BE_SNR = zeros(1,length(MaskerColocSigs) + length(MaskerSeparSigs));
BU_Advantage = zeros(1,length(MaskerColocSigs) + length(MaskerSeparSigs));
BE_SNR_TFFB = cell(1,length(MaskerColocSigs) + length(MaskerSeparSigs));
BU_Advantage_TFFB = cell(1,length(MaskerColocSigs) + length(MaskerSeparSigs));
%
%% Colloc conditions
for i = 1:length(MaskerColocSigs)
if Participate(i)
[BinauralRatio(i), BE_SNR(i), BU_Advantage(i), ~, ~] = vicente2020(FS, fc, MaskerColocSigs{i}, TargetSigs{i}, InternalNoise_L(i,:),InternalNoise_R(i,:), Ceiling, HannWindowBE, HannWindowBU, WindowOverlap, weightings);
else
BinauralRatio(i) = NaN;
BE_SNR(i) = NaN;
BU_Advantage(i) = NaN;
end
end
%% Separ conditions
for i = 1:length(MaskerSeparSigs)
if Participate(i)
[BinauralRatio(i+4), BE_SNR(i+4), BU_Advantage(i+4), ~, ~] = vicente2020(FS, fc, MaskerSeparSigs{i}, TargetSigs{i}, InternalNoise_L(i,:),InternalNoise_R(i,:), Ceiling, HannWindowBE, HannWindowBU, WindowOverlap, weightings);
else
BinauralRatio(i+4) = NaN;
BE_SNR(i+4) = NaN;
BU_Advantage(i+4) = NaN;
end
end
%% Model output
BinauralRatio = BE_SNR + BU_Advantage;
end
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