J.J. Allaire's keynote at rstudio::conf 2018 on the R interface to TensorFlow ( a suite of packages that provide high-level interfaces to deep learning models (Keras) and standard regression and classification

Josh Gordon sits down with J.J. Allaire, the founder of RStudio. They discuss TensorFlow and Keras support in R, and the educational resources available for R developers new to deep learning. Learn more

 This tutorial will continue to help you understand how powerful R is to handle the vectors (arrays).   We know that the math constant  can be approximated by 4 times of the number

 递归终止条件: F(1) = 0, F(2) = 1. 具体的推导可以看这里.英文: Derangement Permutation Implementation using R Programming    XXX原文::