April 2021 newsletter

April 2021’s Gwern.net newsletter is now out; previous, March 2021 (archives). This is a collation of links and summary of major changes, overlapping with my Changelog; brought to you by my donors on Patreon.1 WritingsBetter Greek Variable Suggestions (use ϰ, ς, υ, ϖ, Υ, Ξ, ι, ϱ, ϑ, or Π instead)2 Links2.1 AI“Set Transformer: A Framework for Attention-based Permutation-Invariant Neural Networks”, Lee et al 2018; “Perceiver: General Perception with Iterative Attention”, Jaegle et al 2021 (skinny ...