
Estimation of Single Event-Related Potentials Using
Median Filtering
Qi Chun1,Di
Shuangliang1,Liang Dequn2
(1. Xi'an Jiaotong University, Xi'an 710049, China; 2. Dalian Maritime University)
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Abstract: Eventre lated potentials (ERP) are pertinent to medical
research and clinical diagnosis. Estimation of single eventrelated potentials is the
objective of ERP processing. It is difficult, because of strong background noise. The
median filtering method is proposed; it works well for non-stationary and non Gaussian
background noise. Experiments made with real data show that the performance of single ERP
estimation is excellent.
Keywords: median filtering;enentrelated potentials;single estimation