Takahiro Saito Takashi Komatsu Y. Akimoto Global motion segmentation for mid-level representation of moving images. 402-405 1995 conf/icip/1995 ICIP http://doi.ieeecomputersociety.org/10.1109/ICIP.1995.537500 db/conf/icip/icip1995-2.html#SaitoKA95