Wu, Y.-T.Y.-T.WuYUNG-YU CHUANG2018-09-102018-09-102013http://www.scopus.com/inward/record.url?eid=2-s2.0-84880799585&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/379130[SDGs]SDG11VisibilityCluster: Average directional visibility for many-light renderingjournal article10.1109/TVCG.2013.21