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CAN EEG PROCESSING REVEAL SEIZURE PREDICTION PATTERNS?

机译:脑电图可以显示揭示的预测模式吗?

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摘要

Epilepsy is characterized by an unexpected and frequent malfunction of the brain. Electrical activity in the brain has been studied for years in an attempt to predict seizures. This paper processes raw intracranial EEG recordings from different subjects in the time prior to seizure. A set of indicators is extracted from non-overlapping scrolling windows of 1 sec duration. The objective was to identify patterns that reveal that a seizure is developing before it occurs. While the exhaustive analysis did not detect patterns appropriate to predict a seizure, some indicators were observed to behave in time more similar independent of the subject. Similar time evolution was found for the activity and the power of the alpha and delta bands. It is also shown that the behavior of the correlation integral is somehow similar minutes before the seizure.
机译:癫痫病的特征是大脑出乎意料且频繁出故障。为了预测癫痫发作,对大脑中的电活动进行了多年研究。本文在癫痫发作之前的时间内处理来自不同受试者的原始颅内脑电图记录。从持续时间为1秒的非重叠滚动窗口中提取了一组指标。目的是在癫痫发作发生之前识别出显示发作的模式。尽管详尽的分析未检测到适合预测癫痫发作的模式,但观察到一些指标在时间上的行为更相似,而与受试者无关。对于α和δ带的活性和功效,发现了类似的时间演化。还显示了相关积分的行为在癫痫发作之前的几分钟内有点相似。

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