@INCOLLECTION{, author = {Wei Zeng and Rui Shi and Zhengyu Su and Xianfeng Gu}, title = {Colon Surface Registration Using Ricci Flow}, booktitle = {Abdomen and Thoracic Imaging-An Engineering \& Clinical Perspective}, publisher = {Springer US}, year = {2013}, editor = {Ayman S. El-Baz and Luca Saba and Jasjit S. Suri}, pages = {389-419}, }