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PVLDB
2008
146views more  PVLDB 2008»
15 years 3 months ago
Graceful database schema evolution: the PRISM workbench
Supporting graceful schema evolution represents an unsolved problem for traditional information systems that is further exacerbated in web information systems, such as Wikipedia a...
Carlo Curino, Hyun Jin Moon, Carlo Zaniolo
TKDE
2010
189views more  TKDE 2010»
15 years 2 months ago
Projective Distribution of XQuery with Updates
—We investigate techniques to automatically decompose any XQuery query—including updating queries specified by the XQuery Update Facility (XQUF)—into subqueries, that can be ...
Ying Zhang, Nan Tang, Peter A. Boncz
TOCHI
2010
90views more  TOCHI 2010»
15 years 2 months ago
Potential for personalization
Current Web search tools do a good job of retrieving documents that satisfy the wide range of intentions that people associate with a query – but do not do a very good job of di...
Jaime Teevan, Susan T. Dumais, Eric Horvitz
SIGIR
2011
ACM
14 years 6 months ago
A boosting approach to improving pseudo-relevance feedback
Pseudo-relevance feedback has proven effective for improving the average retrieval performance. Unfortunately, many experiments have shown that although pseudo-relevance feedback...
Yuanhua Lv, ChengXiang Zhai, Wan Chen
147
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WWW
2008
ACM
16 years 4 months ago
Exploring social annotations for information retrieval
Social annotation has gained increasing popularity in many Web-based applications, leading to an emerging research area in text analysis and information retrieval. This paper is c...
Ding Zhou, Jiang Bian, Shuyi Zheng, Hongyuan Zha, ...