@inproceedings{Vardis:2013:MAO:2448196.2448214,
 author = {Vardis, Kostas and Papaioannou, Georgios and Gaitatzes, Athanasios},
 title = {Multi-view Ambient Occlusion with Importance Sampling},
 booktitle = {Proceedings of the ACM SIGGRAPH Symposium on Interactive 3D Graphics and Games},
 series = {I3D '13},
 year = {2013},
 isbn = {978-1-4503-1956-0},
 location = {Orlando, Florida},
 pages = {111--118},
 numpages = {8},
 url = {http://doi.acm.org/10.1145/2448196.2448214},
 doi = {10.1145/2448196.2448214},
 acmid = {2448214},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {ambient obscurance, ambient occlusion, real-time rendering, screen space},
}