@unpublished {Wang2012, title = {{GreenVis : Energy-Saving Color Schemes for Sequential Data Visualization on OLED Displays}}, year = {2012}, pages = {8}, publisher = {Department of Computer Science, Virginia Tech}, address = {Blacskburg, VA}, keywords = {color scheme, energy saving, oled display, optimization}, url = {http://eprints.cs.vt.edu/archive/00001192/}, author = {Wang, Ji and Lin, Xiao and North, Chris} }