Software
Clarification Task
Masked words are revealed by removing a random dot pattern while replacing this gradually the word. Subjects are requested to respond when they recognize the word. Response times are measured in milliseconds. ----- Mac and Windows version available. Source code in RealBasic is also available. ----- See also: http://www.neuropsychologie.uni-bremen.de/Cog.Neurosci.of%20Ind.%20Diff.%202003.pdf
clarification.zip
Stroop
This program is a versatile implementation of the stroop task. Words and their color to be presented can be defined in an external file.
Presenter
This program allow one to present sounds, pictures or videoclips (mixed) randomly or sequentially for specified duration (the time accuracy is dependent on computerload but can be 16 msec) The stimuli are defined in a an external text file. The program can send sync signals, to for instance biosemi adc equipment, through the parallel port.
Present.zip
Grammar
This program present two words produced by a different grammar. The subject has to choose one of the words. There is contingent feedaback in oints and/or in pictures. The software can be used in conjunction with eyemarker equipment and send out syncpulses through the paralel port at the time the words are exposed.
WKS conversion
This software converts eyetracker data files into Generic Data Reader format. The latter files can be loaded in EEG analysis software packages like Brain Vision Analyzer. The software is available for Windows and Macintosh (OSX)
wks2gdr.zip
source (OSX)