The World Wide Web is now providing hundreds of powerful search facilities, often for free, enabling people to access an enormous amount of information. The most successful search...
Keyword search is recognized as an important technique to unlocking the information found in both structured and semistructured information. With XML as the data model and XQuery ...
In this paper, we study novel Tree + IDREF data model for keyword search in XML. In this model, we propose novel Lowest Referred Ancestor (LRA) pair, Extended LRA (ELRA) pair and E...
Abstract-- Sponsored search auctions form a multibillion dollar industry. Search providers auction advertisement slots on search result pages to advertisers who are charged only if...
We study the expressiveness and performance of full-text search languages. Our main motivation is to provide a formal basis for comparing such languages and to develop a model for...