User profiles for C. Berka

Chris Berka

CEO Advanced Brain Monitoring
Verified email at b-alert.com
Cited by 6192

EEG correlates of task engagement and mental workload in vigilance, learning, and memory tasks

C Berka, DJ Levendowski, MN Lumicao… - Aviation, space, and …, 2007 - ingentaconnect.com
Berka C. Unpublished observations; 2005). The objective of the analysis was to limit the
sensors (seven) and channels (six) to ensure the sensor headset could be applied within 10 min…

Real-time analysis of EEG indexes of alertness, cognition, and memory acquired with a wireless EEG headset

C Berka, DJ Levendowski, MM Cvetinovic… - … Journal of Human …, 2004 - Taylor & Francis
The integration of brain monitoring into the man-machine interface holds great promise for
real-time assessment of operator status and intelligent allocation of tasks between machines …

[HTML][HTML] Resting state EEG biomarkers of cognitive decline associated with Alzheimer's disease and mild cognitive impairment

…, G Rupp, C Richard, J Hamilton, D Salat, C Berka - PloS one, 2021 - journals.plos.org
In this paper, we explore the utility of resting-state EEG measures as potential biomarkers for
the detection and assessment of cognitive decline in mild cognitive impairment (MCI) and …

Direct and indirect costs of asthma in Canada, 1990.

MD Krahn, C Berka, P Langlois… - CMAJ: Canadian Medical …, 1996 - ncbi.nlm.nih.gov
OBJECTIVE: To calculate the direct and indirect costs of asthma in Canada. DESIGN: Cost-of-illness
study. SETTING: Canada. PATIENTS: All Canadians receiving inpatient or …

Linking water quality with agricultural intensification in a rural watershed

C Berka, H Schreier, K Hall - Water, Air, and Soil Pollution, 2001 - Springer
Berka, C.: 1996, Relationships between agricultural land use and surface water quality
using a GIS. Sumas River watershed, Abbotsford, BC MSc thesis, Resource Management and …

[HTML][HTML] Comparison of medical and consumer wireless EEG systems for use in clinical trials

E Ratti, S Waninger, C Berka, G Ruffini… - Frontiers in human …, 2017 - frontiersin.org
Objectives: To compare quantitative EEG signal and test-retest reliability of medical grade and
consumer EEG systems. Methods: Resting state EEG was acquired by two medical grade (…

Drowsiness/alertness algorithm development and validation using synchronized EEG and cognitive performance to individualize a generalized model

…, RE Olmstead, M Stikic, DJ Levendowski, C Berka - Biological …, 2011 - Elsevier
A great deal of research over the last century has focused on drowsiness/alertness detection,
as fatigue-related physical and cognitive impairments pose a serious risk to public health …

EEG-based classification of positive and negative affective states

M Stikic, RR Johnson, V Tan, C Berka - Brain-Computer Interfaces, 2014 - Taylor & Francis
This study aimed to identify the neurophysiological correlates of two primary aroused affective
states related to positive and negative emotions, and to create a classification model for …

Evaluation of an EEG workload model in an Aegis simulation environment

C Berka, DJ Levendowski, CK Ramsey… - Biomonitoring for …, 2005 - spiedigitallibrary.org
The integration of real-time electroencephalogram (EEG) workload indices into the man-machine
interface could greatly enhance performance of complex tasks, transforming …

The revised Canadian guidelines for the economic evaluation of pharmaceuticals

DJL Glennie, GW Torrance, JF Baladi, C Berka… - …, 1999 - Springer
… Torrance,5,6 Jean François Baladi,7 Catherine Berka,8 Eleanor Hubbard,9 Devidas
Menon,10 Nick Otten11 and Marc Rivière12 … Catherine Berka