Skyline queries have gained much attention as alternative query semantics with pros (e.g.low query formulation overhead) and cons (e.g.large control over result size). To overcome ...
Missing web pages, URIs that return the 404 “Page Not Found” error or the HTTP response code 200 but dereference unexpected content, are ubiquitous in today’s browsing exper...
Martin Klein, Jeffery L. Shipman, Michael L. Nelso...
The TREC 2003 web track consisted of both a non-interactive stream and an interactive stream. Both streams worked with the .GOV test collection. The non-interactive stream continu...
Nick Craswell, David Hawking, Ross Wilkinson, Ming...
In this paper, we propose a novel unsupervised approach to query segmentation, an important task in Web search. We use a generative query model to recover a query's underlyin...
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
Francesco Bonchi, Carlos Castillo, Debora Donato, ...