Jan-Henrik Haunert, Tobias Hermes. Labeling circular focus regions based on a tractable case of maximum weight independent set of rectangles. In Falko Schmid, Christian Kray, Holger Fritze, editors, Proceedings of the 2nd ACM SIGSPATIAL International Workshop on Interacting with Maps, MapInteract 2014, Dallas/Fort Worth, Texas, USA, November 4, 2014. pages 15-21, ACM, 2014. [doi]
Abstract is missing.