Figure 11
![Figure 11](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1475-925X-10-26/MediaObjects/12938_2010_Article_438_Fig11_HTML.jpg)
The Bland-Altman plot is used to compare the manual tracing and the automatic identification results. The middle line is the average. The upper and lower lines denote ± 2 standard deviations.
The Bland-Altman plot is used to compare the manual tracing and the automatic identification results. The middle line is the average. The upper and lower lines denote ± 2 standard deviations.