The Thompson Yates Laboratories Report

Fujitsu Laboratories TREC2001 Report

This year a Fujitsu Laboratory team participated in web tracks. Both for ad hoc task, and entry point search task, we combined the score of normal ranking search and that of page ranking techniques. For ad hoc style task, the eect of page ranking was very limitted. We only got very little improvement for title eld search, and the page rank was not eective for description, and narrative eld sear...

Stephanie Yates

Numbers are present in every aspect of our daily lives. Whether we are making a phone call on our cell phones, calculating the waiter’s tip at dinner or counting pairs of socks to make sure none of them disappeared in the laundry the use of numbers is evident. It is easy to take them for granted considering how prevalent they are in the world today. But this wasn’t always the case. In fact numb...

Ricardo Baeza - Yates Julien

Time is an important dimension of any information space. It can be very useful for a wide range of information retrieval tasks such as document exploration, similarity search, summarization, and clustering. Traditionally, information retrieval applications do not take full advantage of all the temporal information embedded in documents to provide alternative search features and user experience....

Fujitsu Laboratories TREC-9 Report

Ricardo Baeza - Yates

The XML Fragment model offers a convenient formalism for querying XML collections "by example", that is, by formulating the query as a piece of XML that expresses the user's needs. This allows relevant results to be returned either as full documents or as XML Fragments, using a simple extension of the vector space model for ranking. In this work, we investigate extending this model to text anal...