third commit

2025-03-24 17:06:38 +08:00 · 2025-03-24 17:06:38 +08:00 · 1f5b95beb0
commit 1f5b95beb0
parent 4203fe6c93
24 changed files with 181 additions and 194 deletions
--- a/air_quality_prediction.ipynb
+++ b/air_quality_prediction.ipynb
--- a/images/AQI.png
+++ b/images/AQI.png
--- a/images/PCA_cumulative_explained_variance.png
+++ b/images/PCA_cumulative_explained_variance.png
--- a/images/acf_AQI.png
+++ b/images/acf_AQI.png
--- a/images/acf_CO.png
+++ b/images/acf_CO.png
--- a/images/acf_NO2.png
+++ b/images/acf_NO2.png
--- a/images/acf_O3.png
+++ b/images/acf_O3.png
--- a/images/acf_PM10.png
+++ b/images/acf_PM10.png
--- a/images/acf_PM2.5.png
+++ b/images/acf_PM2.5.png
--- a/images/acf_SO2.png
+++ b/images/acf_SO2.png
--- a/images/all_acf_subplots.png
+++ b/images/all_acf_subplots.png
--- a/images/components_heatmap.png
+++ b/images/components_heatmap.png
--- a/images/correlation_heatmap.png
+++ b/images/correlation_heatmap.png
--- a/images/hourly_AQI.png
+++ b/images/hourly_AQI.png
--- a/images/hourly_CO.png
+++ b/images/hourly_CO.png
--- a/images/hourly_NO2.png
+++ b/images/hourly_NO2.png
--- a/images/hourly_O3.png
+++ b/images/hourly_O3.png
--- a/images/hourly_PM10.png
+++ b/images/hourly_PM10.png
--- a/images/hourly_PM2.5.png
+++ b/images/hourly_PM2.5.png
--- a/images/hourly_SO2.png
+++ b/images/hourly_SO2.png
--- a/images/hourly_trends_combined.png
+++ b/images/hourly_trends_combined.png
--- a/images/xg_by_step.png
+++ b/images/xg_by_step.png
--- a/images/xg_feature_importance.png
+++ b/images/xg_feature_importance.png
--- a/readme.md
+++ b/readme.md
@ -69,8 +69,9 @@
 2. 每次预测均采用该时间点以前的真实数据，即每次预测均为单步预测。
 3. 使用随机搜索法参数调优。
 4. 评估指标：效果很好
-   - RMSE: 12.30
-   - R-squared: 0.92
-   - MAE: 7.87
-5. 重要特征：观察图，AQI_lag_1,2,3最为重要，即该时刻的AQI主要由前3个观测时刻决定。day_of_week显示影响较小，但不是完全没有。
-6. 其实也做了利用递归直接预测一整个月的，效果看图就很明了了![图](./images/XG_pred_by_recursion.png)
+   - RMSE: 11.815
+   - R-squared: 0.929
+   - MAE: 7.722
+5. 预测图：![图](./images/xg_by_step.png)
+6. 重要特征：观察图，AQI_lag_1最为重要，即该时刻的AQI主要由前1个观测时刻决定。AQI_lag_21也较为重要。day_of_week显示影响较小，但不是完全没有。
+7. 其实也做了利用递归直接预测一整个月的，效果看图就很明了了![图](./images/XG_pred_by_recursion.png)