Short-Term City Electric Load Forecasting with Considering Temperature Effects: An Improved ARIMAX Model

Table 1

Autocorrelation table.

Lag	Correlation	−1 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 1	Std. error
0	1	∣                                        ∣********************∣	0
1	0.93898	∣                              .        ∣******************* ∣	0.114708
2	0.86458	∣                        .              ∣*****************      ∣	0.190683
3	0.81703	∣                      .                ∣****************        ∣	0.236709
4	0.78057	∣                  .                    ∣****************        ∣	0.271289
5	0.74394	∣                .                      ∣***************           ∣	0.299386
6	0.70116	∣              .                        ∣**************             ∣	0.322794
7	0.66555	∣            .                          ∣*************.                ∣	0.342248
8	0.63503	∣            .                          ∣*************.                ∣	0.358874
9	0.60586	∣          .                            ∣************    .              ∣	0.373367
10	0.5797	∣          .                            ∣************    .              ∣	0.386086
11	0.54107	∣        .                              ∣***********        .            ∣	0.397374