Title :
Patient-specific epileptic seizure prediction using correlation features
Author :
Panichev, Oleg ; Popov, Anton ; Kharytonov, Volodymyr
Author_Institution :
Phys. & Biomed. Electron. Dept., Nat. Tech. Univ. of Ukraine, Kiev, Ukraine
Abstract :
In this contribution, several classifiers are employed to study patient-specific epileptic seizure prediction quality using intracranial electroencephalogram signal (iEEG) for dogs and humans suffering from epilepsy. New approach to extraction of correlation-based features in sliding time window within the EEG epoch is proposed. Classification performance was evaluated by area under receiver operating characteristic curve (AUC). Influence of duration of time window on results of classification was studied. For epileptic seizure prediction in humans, best classification is showed by support vector machine classifier for time window Tw= 60 sec. (AUC=0.9349); for seizure prediction in dogs, highest obtained AUC is 0.9432 for SVM classifier and Tw= 30 sec.
Keywords :
electroencephalography; feature extraction; medical signal processing; signal classification; support vector machines; AUC; SVM classifier; area under receiver operating characteristic curve; classification performance; correlation-based feature extraction; iEEG; intracranial electroencephalogram signal; patient-specific epileptic seizure prediction; prediction quality; sliding time window; support vector machines; Correlation; Correlation coefficient; Dogs; Electroencephalography; Epilepsy; Feature extraction; Support vector machines; correlation; epilepsy; seizure prediction;
Conference_Titel :
Signal Processing Symposium (SPSympo), 2015
Conference_Location :
Debe
DOI :
10.1109/SPS.2015.7168309