In this paper, the bias data of FOG are analyzed and preprocessed, the time sequence method is used to establish the AR(2) model.At the same time, the predicting model is established based on BP ANN.

• 本文对某光纤陀螺仪的零偏数据进行分析和预处理， 采用时间序列分析法建立了AR(2)模型，同时基于BP 神经网络建立了预测模型。