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 - https://web.archive.org/web/20201202230002/https://camo.githubusercontent.com/44feaf87808b3e649f7d26155499a852c65dff8e9602a23a091b2bfdba24e59f/68747470733a2f2f637573746f6d65722d73746f726965732d666565642e6769746875622e636f6d2f637573746f6d65725f73746f726965732f616d65726963616e2d6169726c696e65732f4141322e6a7067