Evoked Potentials: Three-Dimensional Display

Science  28 Jul 1967:
Vol. 157, Issue 3787, pp. 457-459
DOI: 10.1126/science.157.3787.457


Procedures are described for displaying large numbers of evoked potentials. A photographic superposition of average evoked responses, with the concurrent modulation of the brightness of each trace, yields a display having the appearance of a three-dimensional surface formed from hundreds of average responses.