A study of neural mechanism in emotion regulation by simultaneous recording of EEG and fMRI based on ICA

  • Authors:
  • Tiantong Zhou;Hailing Wang;Ling Zou;Renlai Zhou;Nong Qian

  • Affiliations:
  • State Key Lab. of Robotics and System (HIT), Harbin Inst. of Techn., Harbin, Heilongjiang, China, Changzhou Key Lab. of Biomed. Inf. Techn., Changzhou Univ., Changzhou, China, Beijing Key Lab. of ...;State Key Lab. of Robotics and System (HIT), Harbin Inst. of Techn., Harbin, Heilongjiang, China, Changzhou Key Lab. of Biomed. Inf. Techn., Changzhou Univ., Changzhou, China, Beijing Key Lab. of ...;State Key Lab. of Robotics and System (HIT), Harbin Inst. of Techn., Harbin, Heilongjiang, China, Changzhou Key Lab. of Biomed. Inf. Techn., Changzhou Univ., Changzhou, China, Beijing Key Lab. of ...;Changzhou NO.2 People's Hospital, Nanjing Medical University, China;Changzhou Key Laboratory of Biomedical Information Techn., Changzhou Univ., Changzhou, Jiangsu, China,Beijing Key Laboratory of Applied Experimental Psychology, School of Psychology, Beijing Norma ...

  • Venue:
  • ISNN'13 Proceedings of the 10th international conference on Advances in Neural Networks - Volume Part I
  • Year:
  • 2013

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Abstract

The combination of electroencephalogram (EEG) and functional magnetic resonance imaging (fMRI) is a very attractive aim in neuroscience, in order to achieve both high temporal and spatial resolution for the non-invasive study of cognitive brain function. In this paper, we record simultaneous EEG---fMRI of the same subject in emotional processing experiment in order to explore the characteristics of different emotional picture processing, and try to find the difference of the subject' brain hemisphere when viewing different valence emotional pictures. For fMRI data, we study the participant's brain active region, and examine related blood oxygen level--dependent(BOLD) response. For EEG data, we focus on the amplitude of the late positive potential (LPP). We find that the amplitude of the LPP correlated significantly with BOLD intensity in visual cortex and amygdala, prefrontal is also modulated by different picture categories.