3FALCAO A X, JAYARAM K U, MIYAZAWA F K. An ultra-fast user-steered image segmentation paradigm: Live wire on the fly[J]. IEEE Transactions on Medical Imaging, 2000, 19(1) : 55 -62.
4ZHU X, LAFFERTY J, GHAHRAMANI Z. Combining active learning and semi-supervised learning using Gaussian fields and harmonic functions[ EB/OL]. [ 2009 - 04 - 20]. http://pages. cs. wise. edu/-jerryzhu/pub/zglactive, pdf.
5KAKUTANI S. Markov processes and the Dirichlet problem[ C]// Proceedings of the Japan Academy. Tokyo, Japan: [ s. n. ], 1945: 227 - 233.
6DOYLE P, SNELL L. Random walks and electric networks[ EB/ OL]. [ 2009 -04 -20]. http://webee. teehnion, ac. iL/ -adam/ FUN/RWEN. pdf.
7BOYKOV Y, VEKSLER O, ZABIH R. A new algorithm for energy minimization with discontinuities [ C]// Proceedings of 2nd International Workshop on Energy Minimization Methods in Computer Vision and Pattern Recognition. London: Springer-Verlag, 1999:205 -220,.
8SHI J, MALIK J. Normalized cuts and image segmentation[ EB/ OL]. [2009 - 04 - 20]. http://www, cs. berkeley, edu/- malik/ papers/SM-ncut, pdf.
9GRADY L, SCHWARTZ E. Anisotropic interpolation on graphs: The combinatorial Dirichlet problem[ EB/OL]. [ 2009 - 04 - 22]. http://cns-web, bu. edu/-lgrady/grady2003anisotropic-TR, pdf.