PT Unknown AU Michal Drozdzal Jordi Vitria Santiago Segui Carolina Malagelada Fernando Azpiroz Petia Radeva TI Intestinal event segmentation for endoluminal video analysis BT 21st IEEE International Conference on Image Processing PY 2014 BP 3592 EP 3596 DI 10.1109/ICIP.2014.7025729 ER