Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我使用 SARIMAX 模型来预测时间序列数据。但是对于某些输入，结果很奇怪！例如，预测值为 25,727，但其对应的置信区间为 (-12,446,499, 12,499,006)！！！我的模型有什么问题？这些数字的含义是什么？