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/20201019235958/https://user-images.githubusercontent.com/22664941/73533492-06b70c80-4430-11ea-898f-d1b4d33f1c55.png
