A lot of these idea came out of Harvard HIPS lab under Ryan Adams. Their work is open source at <a href="https:&#x2F;&#x2F;github.com&#x2F;HIPS" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;HIPS</a>, specifically Spearmint and Autograd. His company, Whetlab, was mentioned in article as acquired by Twitter. Facebook is taking the idea further as are all the major ML players.