Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - http://web.archive.org/web/20140401104124/http://graphics8.nytimes.com/adx/images/ADS/36/38/ad.363847/13-2226_Mobile_KindleFire_728x90-B_DM.jpg
