Research Article
Study of Track Irregularity Time Series Calibration and Variation Pattern at Unit Section
Table 1
Statistics table of similarity level and mileage correction distance.
| Number | Adjacent inspection time | The maximum similarity level | Translational direction | Translation distance | Overall translation distance |
| 1 | 2008-02-20 and 2008-03-06 | 235/299 | Left | 2 | Left 2 | 2 | 2008-03-06 and 2008-03-23 | 270/299 | Right | 1 | Left 1 | 3 | 2008-03-23 and 2008-04-09 | 267/299 | Left | 1 | Left 2 | 4 | 2008-04-09 and 2008-04-24 | 264/299 | Right | 1 | Left 1 | 5 | 2008-04-24 and 2008-05-26 | 243/299 | Inalienable | 0 | Left 1 | 6 | 2008-05-26 and 2008-06-11 | 247/299 | Left | 1 | Left 2 | 7 | 2008-06-11 and 2008-06-26 | 256/299 | Left | 1 | Left 3 | 8 | 2008-06-26 and 2008-07-07 | 239/299 | Left | 1 | Left 4 | 9 | 2008-07-07 and 2008-07-24 | 231/299 | Right | 2 | Left 2 | 10 | 2008-07-24 and 2008-08-16 | 220/299 | Left | 19 | Left 21 | 11 | 2008-08-16 and 2008-08-26 | 232/299 | Inalienable | 0 | Left 21 | 12 | 2008-08-26 and 2008-09-08 | 254/299 | Inalienable | 0 | Left 21 | 13 | 2008-09-08 and 2008-09-24 | 254/299 | Right | 4 | Left 17 | 14 | 2008-09-24 and 2008-10-10 | 260/299 | Left | 1 | Left 18 | 15 | 2008-10-10 and 2008-11-13 | 234/299 | Inalienable | 0 | Left 18 | 16 | 2008-11-13 and 2008-12-12 | 246/299 | Inalienable | 0 | Left 18 | 17 | 2008-12-12 and 2008-12-25 | 244/299 | Inalienable | 0 | Left 18 |
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