| 1. | Thus , erp is a summation of several electro - physiological subprocesses ( components ) , which can be mainly divided into two categories , stimulus - related exogenous potential and psychological process related endogenous potential . taking advantage of statistical analysis , spatiotemporal overlapped erp components can be extracted Erp体现着在脑的各个部位随时间变化的电生理活动(成分)的总和,主要分为与刺激相关的外因性诱发电位和与刺激无关与认知等心理过程相关的内因性电位。 |