Autistic Adults have Unreliable Neural Responses (3 of 3) (image) Carnegie Mellon University Share Print E-Mail Caption Across participants, the signal-to-noise ratio within the brain was weaker in the autism group. Signal-to-noise is a ratio of the average signal strength in comparison to the trial-by-trial variability. Credit Carnegie Mellon University Usage Restrictions This is embargoed until Sept 19, 2012 at noon EST. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.