Research Article
Traffic Accident Prediction Based on LSTM-GBRT Model
Table 2
Chi-square value and Pearson coefficient value.
| Variable | Chi-square value | Pearson coefficient value |
| GDP | 3050901 | −0.799 | Gross national income | 3047539 | −0.799 | Per capita GDP | 212068.8 | −0.801 | Highway mileage | 1030.5 | −0.728 | Highway mileage of high-speed roads | 53.8 | −0.749 | Number of civilian vehicles | 90673.9 | −0.764 | Number of drivers | 119582.7 | −0.766 | Passenger traffic | 5040066 | −0.555 | Road passenger traffic | 5131653 | −0.498 | Total population at the end of the year | 2764.561 | −0.649 | Male population | 1353.25 | −0.598 | Female population | 1433.637 | −0.696 | Urban population | 48875.14 | −0.693 | Rural population | 16934.48 | +0.716 |
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