Information Technology Reference
In-Depth Information
Fig. 7.3 SERUM personalization news: After the first login, no news is recommended ( right side )
because no profile exists ( left side )
Fig. 7.4
SERUM news list and article with the artists that are part of the article
abstract, and a list of entities (artists) that are found within the text. Figure 7.4 shows
the news list overview on the left-hand side and a detailed view of the selected article
on the right-hand side.
When the user clicks on an article, that article, the position of the article, and the
surrounding articles are tracked and sent back to the server. This tracked information
allows to start building a user profile as the read article, and the connected artists, are
getting a positive weight. The articles, and connected entities, surrounding the read
article getting a negative weight, as they were in the user's viewport but were not as
interesting as the read article.
Apart from the tracked article information, information about the user and the
used device is also tracked and sent back to the server to assign the data to one user.
While the users are reading the article, SERUM also tracks the mouse movement and
if users hover over an artist. This is also sent back to the system as it may indicate
that this artist is of special interest [ 10 ]. A direct click on an artist, which leads to an
extra info site about the artist, is also tracked and treated with much higher weight
for the user profile creation.
This information, tracked by our tracking system builds the base for the creation
of a user interest profile. The used profile creation mechanism follows the presented
use cases, e.g., clicks on an article mark all artists as interesting for a user while
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