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The latest blog posts to take off on Hacker News. 1,420 posts.

Software Engineering
2017
752

Why I’m Remaking OpenAI Universe

OpenAI Universe was very exciting when it first came out. With Universe, it was suddenly possible to train AI to play Flash games, book flights online, and perform various other real-world tasks. Unfortunately, Universe never really took off in the AI world. I don’t know why others aren’t using Universe, but I can…

771

Opus 1.2 Released

For music encoding Opus has already been shown to out-perform other audio codecs at both 64 kb/s and 96 kb/s . We originally thought that 64 kb/s was near the lowest bitrate at which Opus could be useful for streaming stereo music. However, with variable bitrate (VBR) improvements in Opus 1.1, suddenly 48 kb/s became…

778

The Aggregate Magic Algorithms (2015)

There are lots of people and places that create and collect algorithms of all types ( here are a few WWW sites). Unfortunately, in building systems hardware and software, we in The Aggregate often have found it necessary to do relatively obscure low-level things very efficiently. Many of the tricks we've devised or…