How to segment airway from CT images? I tried ThresholdConnectedFilter, but there is always lots of leakage. As the result of leakage, many unwanted areas are included in result. Thanks superZZ -- View this message in context: http://old.nabble.com/Segment-airway-tp29689704p29689704.html Sent from the ITK - Users mailing list archive at Nabble.com.