Title :
Investigation of Electroencephalogram restoration from data contaminated by ocular artifact with wavelet analyses
Author :
Larina, Eugenia N.
Author_Institution :
Novosibirsk State Tech. Univ., Russia
Abstract :
It is very important to select basis for restoration of signal from noisy data with wavelet analyses according Donoho- Johnstone Theory. Thus signal decomposition in wavelet-basis is the convolution of wavelet function with signal. It is necessary to select basis for allocating some signal feature and the mother wavelet should be artifact like. In this study results of Electroencephalogram signal restoration from data contaminated by oculomotor activity is compared on different basis.
Keywords :
convolution; electroencephalography; medical signal processing; signal restoration; wavelet transforms; Donoho- Johnstone theory; data contamination; electroencephalogram signal restoration; noisy data; ocular artifact; signal decomposition; signal restoration; wavelet analyses; wavelet function convolution; Biomedical signal processing; Convolution; Electroencephalography; Signal restoration; Wavelet transforms;
Conference_Titel :
Electron Devices and Materials, 2004. Proceedings. 5th Annual. 2004 International Siberian Workshop on
Print_ISBN :
5-7782-0463-9
DOI :
10.1109/PESC.2004.241213