Stochastic Backpropagation and Approximate Inference in Deep Generative Models by Danilo Jimenez Rezende and others (2014)

Primary ICML2014 paper by Danilo Jimenez Rezende, Shakir Mohamed and Daan Wierstra, PMLR32(2), 1278–1286. Section3.2, equation(10), gives the Gaussian location-scale transformation and its pathwise gradient; sections2 and4 describe generative and recognition models.