@article { KBK11a, title = {CloudLines: Compact Display of Event Episodes in Multiple Time-Series}, journal = {IEEE Transactions on Visualization and Computer Graphics}, address = {Los Alamitos, CA, USA}, pages = {2432-2439}, doi = {10.1109/tvcg.2011.179}, year = {2011}, author = {Krstajic, Milos and Bertini, Enrico and Keim, Daniel A.} }