The targeting type of AdSense report shows how advertisers targeted ads on a website site.
The data in the report is broken down into the following targeting types:
Contextual, targeting based on keyword analysis, word frequency, font size and the overall link structure of the web
Placement, targeting based on your site URL (Ros]]
Personalised, targeting specific users on your site based on their cookie ID and Google Account if the user opts into these features; however, this targeting type may also include contextual targeting when we don’t have access to user data
Run of Network, targeting all sites in the AdSense network, except explicitly excluded sites, according to available inventory