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.
HHT time–frequency spectrum of CDT EEG data for set size 4. Analysis was carried out with data for all trials time-locked to the onset of the test array. For category 1 comparisons, on set size 4 of the task, the contrast between change and no change trials was performed for HMLA (A) and LMHA (B) groups and a contrast between the two groups were also performed on difference in power between change trials and no change trials (C).
