The development of the inverse problem of brain wave was investigated firstly. The two main methods were compared:cortical imaging technique (CIT) and low resolution electromagnetic tomography (LORETA).

• 本论文首先回顾了脑电源定位问题的研究进展，并比较了两种主要的方法：皮层成像技术(cortical imaging technique，CIT)和低分辨电磁成像(low resolution electromagnetic tomography，LORETA)。