Abstract: A method and system for determining influence of various categories of content sources on a selected brand is disclosed. The method defines a brand profile using terms and URLs associated with the selected brand and queries popular search engines using the terms and URLs as search terms. The results are classified according to their category of content sources and a brand ownership score is calculated from the classified results and from other weights associated to the ranks of the results, to the category of content sources and to the search engines. The category of content sources having ownership of the selected brand is then identified from the brand ownership score.

Abstract: A method and system for determining topical on-line influence of an entity are disclosed. An influence value of one social media outlet, such as a blog or social networking site, is calculated based on viral properties extracted from publications or posts by the entity through the social media outlet. When the entity has a number of social media outlets associated with it, the topical on-line influence value of the entity is determined based on the influence value of each of the associated social media outlets.