With the ever increasing size of the web, relevant information extraction on the Internet with
a query formed by a few keywords has become a big challenge. Query Expansion (QE) …

There is currently a number of research work performed in the area of bridging the gap
between Information Retrieval (IR) and Online Social Networks (OSN). This is mainly done …

This work investigates personalized social search based on the user's social relations--
search results are re-ranked according to their relations with individuals in the user's social …

The key to personalized search is to build the user profile based on historical behaviour. To
deal with the users who lack historical data, group based personalized models were …

Social tagging systems have gained increasing popularity as a method of annotating and
categorizing a wide range of different web resources. Web search that utilizes social tagging …

While social networks provide news from old buddies, you can learn a lot more from people
you do not know, but with whom you share many interests. We show in this paper how to …

Social network sites have attracted millions of users with the social revolution in Web 2.0. In
the social network sites, a user can register other users as friends and enjoy communication …

Query expansion has been widely adopted in Web search as a way of tackling the ambiguity
of queries. Personalized search utilizing folksonomy data has demonstrated an extreme …

Social media is becoming popular these days, where user necessarily interacts with each
other to form social networks. Influence network, as one special case of social network, has …

Personalized Query Expansion, the task of expanding queries with additional terms
extracted from the user-related vocabulary, is a well-known solution to improve the retrieval …