| Article ID: | iaor20021299 |
| Country: | China |
| Volume: | 18 |
| Issue: | 6 |
| Start Page Number: | 54 |
| End Page Number: | 58 |
| Publication Date: | Nov 2000 |
| Journal: | Systems Engineering |
| Authors: | Li Ying, Liu Bao, Ma Shoufeng |
| Keywords: | congestion |
We introduce a kind of surrogate-data method based on correlation dimension. Then, we use this method into the real time series of traffic flow with sampling period of 15 and 5 minutes; the results indicate that there is chaos in the traffic flow.