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» Reducing long queries using query quality predictors
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ICDE
2007
IEEE
132views Database» more  ICDE 2007»
14 years 10 months ago
Lira: Lightweight, Region-aware Load Shedding in Mobile CQ Systems
Position updates and query re-evaluations are two predominant, costly components of processing location-based, continual queries (CQs) in mobile systems. To obtain high-quality qu...
Bugra Gedik, Ling Liu, Kun-Lung Wu, Philip S. Yu
ACL
2010
13 years 7 months ago
Event-Based Hyperspace Analogue to Language for Query Expansion
Bag-of-words approaches to information retrieval (IR) are effective but assume independence between words. The Hyperspace Analogue to Language (HAL) is a cognitively motivated and...
Tingxu Yan, Tamsin Maxwell, Dawei Song, Yuexian Ho...
SIGMOD
2004
ACM
199views Database» more  SIGMOD 2004»
14 years 9 months ago
Approximate XML Query Answers
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
NAACL
1994
13 years 10 months ago
Learning from Relevant Documents in Large Scale Routing Retrieval
The normal practice of selecting relevant documents for training routing queries is to either use all relevants or the 'best n' of them after a (retrieval) ranking opera...
K. L. Kwok, Laszlo Grunfeld
PVLDB
2010
112views more  PVLDB 2010»
13 years 7 months ago
Querying Probabilistic Information Extraction
Recently, there has been increasing interest in extending relational query processing to include data obtained from unstructured sources. A common approach is to use stand-alone I...
Daisy Zhe Wang, Michael J. Franklin, Minos N. Garo...