Nonlinear analysis of multi-channel EEG and its application to mental workload detection / 生物医学工程学杂志
Journal of Biomedical Engineering
; (6): 960-963, 2006.
Article
em Zh
| WPRIM
| ID: wpr-320443
Biblioteca responsável:
WPRO
ABSTRACT
Mental workload research is important to people's health and work efficiency, Psychophysiological measures such as electroencephalography (EEG), ECG and respiration measures can be used to predict mental workload level. A Multi-channel phase-space reconstruction method is proposed in this paper which rearranges signal serials by the correlation coefficients and select time delay by signal determinism. The study of determinism and correlation dimension on simulative data exhibits a good performance. The result of EEG series shows a clearly consistency to workload level variety. The method is useful for multi-channel signals nonlinear analysis and mental workload detection.
Texto completo:
1
Índice:
WPRIM
Assunto principal:
Fisiologia
/
Análise e Desempenho de Tarefas
/
Algoritmos
/
Processamento de Sinais Assistido por Computador
/
Carga de Trabalho
/
Dinâmica não Linear
/
Eletroencefalografia
/
Processos Mentais
Tipo de estudo:
Diagnostic_studies
/
Prognostic_studies
Limite:
Adult
/
Humans
Idioma:
Zh
Revista:
Journal of Biomedical Engineering
Ano de publicação:
2006
Tipo de documento:
Article