Mark Girolami. Orthogonal Series Density Estimation and the Kernel Eigenvalue Problem. Neural Computation, 14(3):669-688, 2002. [doi]
@article{Girolami02:0, title = {Orthogonal Series Density Estimation and the Kernel Eigenvalue Problem}, author = {Mark Girolami}, year = {2002}, url = {http://neco.mitpress.org/cgi/content/abstract/14/3/669}, researchr = {https://researchr.org/publication/Girolami02%3A0}, cites = {0}, citedby = {0}, journal = {Neural Computation}, volume = {14}, number = {3}, pages = {669-688}, }