Dhruv Mahajan Fu-Chung Huang Wojciech Matusik Ravi Ramamoorthi Peter N. Belhumeur Moving gradients: a path-based method for plausible image interpolation. 2009 28 ACM Trans. Graph. 3 http://doi.acm.org/10.1145/1531326.1531348 db/journals/tog/tog28.html#MahajanHMRB09