Figure 3From: EEGgui: a program used to detect electroencephalogram anomalies after traumatic brain injurySelected region for PSD analysis from Figure 2a. User can use the built in zoom function in MATLAB to narrow in on a region of interest in the raw signal record. Click “PSD,” then select region and this figure will appear which includes the raw data record (top trace) and the power density versus frequency graph (bottom trace).Back to article page