@article{Sun:2010:LSG, author = {Sun, Xin and Zhou, Kun and Lin, Stephen and Guo, Baining}, title = {Line space gathering for single scattering in large scenes}, journal = {ACM Trans. Graph.}, issue_date = {July 2010}, volume = {29}, issue = {4}, month = {July}, year = {2010}, issn = {0730-0301}, pages = {54:1--54:8}, articleno = {54}, numpages = {8}, url = {http://doi.acm.org/10.1145/1778765.1778791}, doi = {http://doi.acm.org/10.1145/1778765.1778791}, acmid = {1778791}, publisher = {ACM}, address = {New York, NY, USA}, keywords = {Pl\"{u}cker coordinates and coefficients, ray tracing, single scattering, spatial hierarchy}, }