Similarity and Relatedness of Content

摘要

Similarity and relatedness content techniques are described. Responsive to an indication that an item of content is to be made available via an online marketplace, metadata is collected from one or more network services that describes the item of content. Similarity of the item of content with other items of content included in the online marketplace of the network service is calculated based at least in part on the collected metadata. A determination is made as to whether the item of content is related to the other items of content available via the online marketplace based at least in part on the collected metadata, the item of content being related to the other items of content based on membership in a common group. Results of the calculating and the determining are used in making the item of content available via the online marketplace.