A Theory of Spherical Harmonic Identities for BRDF/Lighting Transfer and Image Consistency.

Dhruv Mahajan Ravi Ramamoorthi Brian Curless A Theory of Spherical Harmonic Identities for BRDF/Lighting Transfer and Image Consistency. 41-55 2006 conf/eccv/2006-4 ECCV (4) http://dx.doi.org/10.1007/11744085_4 db/conf/eccv/eccv2006-4.html#MahajanRC06