A study on medical image registration by mutual information with pyramid data structure Export

@article{citeulike:1055138, abstract = {The registration method based on mutual information is currently a popular technique for medical image registration, but the computation of the mutual information is complex and the registration speed is slow. In this work, a new slice accumulation pyramid (SAP) data structure was proposed to expedite the registration process. A numerical comparative study between the new data structure and the existing wavelet pyramid (WP) data structure was given, and the results confirmed that the new pyramid data structure was superior to the WP in both the calculation efficiency and the optimizing performance. Finally, SAP was applied to remove the artifacts between CT and MRI data sets, and the results showed the validation of SAP to registration of mulmodality images.}, author = {Xu, Peng and Yao, Dezhong}, citeulike-article-id = {1055138}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.compbiomed.2006.02.005}, citeulike-linkout-1 = {http://www.sciencedirect.com/science/article/B6T5N-4JVTCKX-1/2/7efb91a03e0f5f6ffbddb4887735bea6}, doi = {10.1016/j.compbiomed.2006.02.005}, journal = {Computers in Biology and Medicine}, keywords = {image-registration, mutual-information}, month = {March}, number = {3}, pages = {320--327}, posted-at = {2007-01-20 08:50:00}, priority = {3}, title = {A study on medical image registration by mutual information with pyramid data structure}, url = {http://dx.doi.org/10.1016/j.compbiomed.2006.02.005}, volume = {37}, year = {2007} }

TY - JOUR ID - citeulike:1055138 L3 - citeulike-article-id:1055138 N2 - The registration method based on mutual information is currently a popular technique for medical image registration, but the computation of the mutual information is complex and the registration speed is slow. In this work, a new slice accumulation pyramid (SAP) data structure was proposed to expedite the registration process. A numerical comparative study between the new data structure and the existing wavelet pyramid (WP) data structure was given, and the results confirmed that the new pyramid data structure was superior to the WP in both the calculation efficiency and the optimizing performance. Finally, SAP was applied to remove the artifacts between CT and MRI data sets, and the results showed the validation of SAP to registration of mulmodality images. IS - 3 JF - Computers in Biology and Medicine EP - 327 TI - A study on medical image registration by mutual information with pyramid data structure VL - 37 SP - 320 KW - image-registration KW - mutual-information AU - Xu, Peng AU - Yao, Dezhong PY - 2007/03// UR - http://dx.doi.org/10.1016/j.compbiomed.2006.02.005 ER -