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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | % Psychtoolbox:Quest.
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% This Quest toolbox is distributed both on its own and as part of the Psychtoolbox.
% web http://psych.nyu.edu/pelli/software.html#quest
% web http://psychtoolbox.org/
%
% INTRODUCTORY FUNCTION THAT WILL HELP YOU GET STARTED
% QuestDemo - Demo script for Quest routines. Explanations and advice.
% HIGH LEVEL FUNCTIONS THAT YOU'LL USE EVERY DAY
% QuestCreate - Initialize Quest parameters.
% QuestUpdate - Update Quest posterior pdf.
% QuestMean - Mean of Quest posterior pdf. Recommended by Pelli(1987) and King-Smith et al.(1994).
% QuestMode - Mode of Quest posterior pdf. Recommended by Watson & Pelli(1983).
% QuestQuantile - Get Quest recommendation for next trial intensity. Recommended by Pelli(1987).
% QuestSd - Standard deviation of Quest posterior pdf.
% LOW LEVEL FUNCTIONS FOR SPECIAL PURPOSES
% QuestBetaAnalysis - Estimate threshold and beta.
% QuestP - Probability of a correct response, i.e. the psychometric function.
% QuestPdf - pdf of threshold. (May need to be normalized.)
% QuestRecompute - Recompute the psychometric function & pdf.
% QuestSimulate - Simulate an observer with given Quest parameters.
% QuestTrials - Sorted list of intensities and response frequencies.
% Copyright (c) 1996-2005 by Denis Pelli
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