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.
Loop (1) represents the classic biofeedback where the environmental light changes continuously on the basis of physiological parameters. Loop (2) represents an extended version in which the individual's behavior contributes to the changes in the virtual environment. Loop (2) may also include information from other individuals (group biofeedback). Eventually, these individuals may have relationships (networked biofeedback).
