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» Compression of inverted indexes for fast query evaluation
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WWW
2008
ACM
15 years 10 months ago
Using graphics processors for high-performance IR query processing
Web search engines are facing formidable performance challenges due to data sizes and query loads. The major engines have to process tens of thousands of queries per second over t...
Shuai Ding, Jinru He, Hao Yan, Torsten Suel
SIGMOD
2009
ACM
155views Database» more  SIGMOD 2009»
15 years 10 months ago
Efficient top-k algorithms for fuzzy search in string collections
An approximate search query on a collection of strings finds those strings in the collection that are similar to a given query string, where similarity is defined using a given si...
Rares Vernica, Chen Li
EDBT
2006
ACM
135views Database» more  EDBT 2006»
15 years 10 months ago
A New Design for a Native XML Storage and Indexing Manager
This paper describes the design and implementation of an XML storage manager for fast and interactive XPath expressions evaluation. This storage manager has two main parts: the XML...
Jihad Boulos, Shant Karakashian
SSDBM
2007
IEEE
172views Database» more  SSDBM 2007»
15 years 4 months ago
Enabling Real-Time Querying of Live and Historical Stream Data
Applications that query data streams in order to identify trends, patterns, or anomalies can often benefit from comparing the live stream data with archived historical stream dat...
Frederick Reiss, Kurt Stockinger, Kesheng Wu, Arie...
ICDE
2007
IEEE
137views Database» more  ICDE 2007»
15 years 11 months ago
SAO: A Stream Index for Answering Linear Optimization Queries
Linear optimization queries retrieve the top-K tuples in a sliding window of a data stream that maximize/minimize the linearly weighted sums of certain attribute values. To effici...
Gang Luo, Kun-Lung Wu, Philip S. Yu