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. Author manuscript; available in PMC: 2016 Feb 27.
Published in final edited form as: Proc IEEE Int Symp Biomed Imaging. 2013 Apr;2013:1206–1209. doi: 10.1109/ISBI.2013.6556697

Fig. 4.

Fig. 4

The first principle component of PCA on curves between TVC and trachea carina. Colors represent age, which is clearly a predictor of airway size.