[2] Suzuki K,Horiba I,Sugie N.Linear-time connected-component labeling based on sequential local operation[J].Computer Vision and Image Understanding,2000,89:1-23
[3] Zenzo S D,Cinque L,Levialdi S.Run-based algorithms for binary image analysis and processing[J].IEEE Transactions on Pattern Recognition and Machine Intelligence,1996,18(1):83-89
[4] Dillencourt Michael B,Samet Hannan,Tamminen Markku.A general approach to connected-component labeling for arbitrary image representations[J].J.ACM,1999,39(2):253-280