Electroencephalographic attention monitor

摘要: A method and apparatus for determining the level of attention a subject to visual stimulus such as television commercial displayed on screen (4) so provide objective information designing advertising presentation. The technique involves reflecting visible red radiation from arrays (16) LEDs towards eyes subjects (2) control signal at predetermined frequency. is first applied EEG responses obtained. then simultaneously with display signals are again An assessment subjects' interest made by diminuation in value components response attributable signal. pair illuminated goggles also disclosed.