Abstract: Systems, methods, and non-transitory computer-readable media can determine that a first content item was provided for publication through the social networking system. At least some portions of the first content item that match content included in a second content item are determined, the second content item being accessible through the social networking system. A determination is made that the portions of the first content item include at least some copyrighted content from the second content item. At least one notification is provided to a publisher of the second content item, wherein the notification indicates a potential copyright violation by a publisher of the first content item, and wherein the notification identifies at least some portions of the first content item that match copyrighted content in the second content item.

Abstract: There is provided a system and method for enabling navigation and selection of content using an interactive virtual sphere. The system comprises a content database accessible via a content server, the content database configured to store a first plurality of content units, and an aggregator linked to the content database, the aggregator configured to update the first plurality of content units. The system also includes a spherical graphics rendering module and a content navigation module. The spherical graphics rendering module is configured to render visual representations corresponding to a second plurality of content units on the surface of a virtual sphere. The content to navigation module provides a user interface for interacting with the virtual sphere, and is configured to access the content database and to enable selection of at least one of the second plurality of content units according to an input received by the user interface.