Page personalization based on article display time

A method for presenting an advertisement on a page, comprising:

• receiving a request for page data from a client;
• assembling the page data, the page data defining a page when rendered by the client, the rendered page including a content item and an advertisement;
• sending the page data to the client for rendering on the client;
• tracking display time of the page;
• determining a cost to be paid by an advertiser based on the tracked display time of the page;
• wherein the method is executed by a processor.

A method for page personalization, comprising:

• analyzing attention history of a user, wherein analyzing attention history includes determining dwell times of articles presented to the user, each dwell time of an article defining a duration of time the article was actively displayed during a browser session of the user;
• determining a user profile of the user based on the analysis of the browsing history;
• receiving a request for page data from a client associated with the user;
• retrieving the user profile of the user;
• selecting one or more articles from a plurality of articles for presentation to the user, based on the user profile and features of the plurality of articles;
• assembling the page data, the page data defining a page when rendered by the client, the rendered page defining references to the selected articles;
• sending the page data to the client;
• wherein the method is executed by a processor.