Moreover, more correlated neuronal activities indicated by crosscorrelation histograms were found between cortical and thalamic neurons, with cortical neurons firing ahead of thalamic units.

• 同时，交互相关分析显示，在疼痛刺激下皮层和丘脑神经元之间的联系显著增强，更为重要的是，皮层神经元先于丘脑神经元放电，这与定向相干分析的结果非常的一致。