@inproceedings{Xu12ICPR,
 title = {Feature-aligned {4D} Spatiotemporal Image Registration},
 author = {H. Xu and P. Chen and W. Yu and A. Sawant and S. Iyengar and X. Li},
 booktitle = {Proc. International Conference on Pattern Recognition (ICPR)},
 year = {2012},
 pages = {2639-2642},
}