We are so close, less than 4 degrees separating you and me!

作者：

Highlights：

• Facebook cuts the degree of separation to four.

• Facebook brings rare jobs to light; the rarest job can be found with 4 degrees.

• It is only four degrees of separation even with ignoring high-degrees nodes.

• The six degree of separation is the key idea for creating smarter networks.

摘要

•Facebook cuts the degree of separation to four.•Facebook brings rare jobs to light; the rarest job can be found with 4 degrees.•It is only four degrees of separation even with ignoring high-degrees nodes.•The six degree of separation is the key idea for creating smarter networks.

论文关键词：Six degrees of separation theory,Small world experiment,Facebook,Graph database,Special-rare features,We are so close

论文评审过程：Available online 10 October 2013.

论文官网地址：https://doi.org/10.1016/j.chb.2013.09.014