Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Periodicity in retinal spike timing. (A) Time-interval histogram (top) and autocorrelogram (bottom) for retinal spikes recorded extracellularly in the optic tract. (B) Power spectrum of spike timings obtained from the same cell as in (A), computed with the multi-taper method.
