jashmenn/cascading-simhash — pull request #1 by rabidsnail (2013-11-10 18:00:07+00:00)
Title: Link to the article on simhashing is dead

Gooogle killed knol to the extent that none of their links resolve anymore, so the link to the background article on simhashing is dead. Luckily some Chinese blog copy-pasted it before it disappeared.