EOG is widely used to record eye movement. However,an efficient means of extracting two-dimensional(2D)eye position data from EOG saccade signal is lacking.

• 眼电图(electrooculogram,EOG)是一种最常用的眼球运动记录技术,但一直缺乏从EOG扫视信号中提取二维人眼位置信息的有效方法。