A mechanism for early detection of a spam item by utilizing partially available content item in advance of spending significant resources on fully processing the content item is disclosed. Upon detection of initiation of a content item uploaded by a user on a content item service, a portion of the content item may be received. Based on features of the received portion of the content item, it may be determined that the content item is a likely spam item. Subsequently, limited processing maybe performed by converting the content item may into a single file and content analysis may be performed on the single file. Based on the content analysis, it may be determined that the content item is an actual spam item and the availability of the content item may be restricted on the content item service.
Rychev, Vladimir and Wolowiec, Bartlomiej, "EARLY SPAM DETECTION USING PARTIALLY AVAILABLE CONTENT ITEM", Technical Disclosure Commons, (November 09, 2017)