Based on the remote sensing data,information of the distribution of sea ice in the Bohai Sea was invariably vitiated by the illusory ice-pixel.

• "伪海冰像元"对渤海海冰范围分布信息的提取产生影响,消除伪海冰像元需要得到一些传感器、大气状况等参数,但往往很难全部得到满足。