view multithreshold 1.46/paradigms/paradigm_forwardMasking.m @ 29:b51bf546ca3f

physiologyProb
author Ray Meddis <rmeddis@essex.ac.uk>
date Fri, 08 Jul 2011 13:48:27 +0100
parents f233164f4c86
children 1a502830d462
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function paradigm_forwardMasking(handles)
global stimulusParameters experiment betweenRuns

paradigm_training(handles) % default

stimulusParameters.WRVname='targetLevel';
stimulusParameters.WRVstartValues=50;
stimulusParameters.WRVsteps= [10 2];
stimulusParameters.WRVlimits=[-30 110];

betweenRuns.variableName1='gapDuration';
betweenRuns.variableList1=[.005 0.01 0.02 0.04];
betweenRuns.variableName2='maskerLevel';
betweenRuns.variableList2=[20 40 60 80];
betweenRuns.randomizeSequence=1; % 'random sequence'

stimulusParameters.maskerType='tone';
stimulusParameters.maskerPhase='sin';
stimulusParameters.maskerDuration=0.108;
stimulusParameters.maskerLevel=betweenRuns.variableList2;
stimulusParameters.maskerRelativeFrequency=1;

stimulusParameters.gapDuration=betweenRuns.variableList1;

stimulusParameters.targetType='tone';
stimulusParameters.targetPhase='sin';
stimulusParameters.targetFrequency=1000;
stimulusParameters.targetDuration=0.02;
stimulusParameters.targetLevel=-stimulusParameters.WRVstartValues(1);

stimulusParameters.rampDuration=0.01;

% instructions to user
% single interval up/down no cue
stimulusParameters.instructions{1}=[{'YES if you hear the added click'}, { }, { 'NO if not (or you are uncertain'}];
% single interval up/down with cue
stimulusParameters.instructions{2}=[{'count how many distinct clicks you hear'},{'ignore the tones'},{' '},...
    {'The clicks must be **clearly distinct** to count'}];

experiment.maxTrials=10;
% catchTrials
experiment.allowCatchTrials= 1;