Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
Abstract. An architecture that provides personalised filtering and dissemination of news items is presented. It is based on user profiles and it provides mechanisms that allow the ...
There has been a great amount of work on query-independent summarization of documents. However, due to the success of Web search engines query-specific document summarization (que...
The presentation of search results on the web has been dominated by the textual form of document representation. On the other hand, the document's visual aspects such as the ...
Familiar evaluation methodologies for information retrieval (IR) are not well suited to the task of comparing systems in many real settings. These systems and evaluation methods m...