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VLDB
2007
ACM
181views Database» more  VLDB 2007»
16 years 4 months ago
STAR: Self-Tuning Aggregation for Scalable Monitoring
We present STAR, a self-tuning algorithm that adaptively sets numeric precision constraints to accurately and efficiently answer continuous aggregate queries over distributed data...
Navendu Jain, Michael Dahlin, Yin Zhang, Dmitry Ki...
VLDB
2007
ACM
153views Database» more  VLDB 2007»
16 years 4 months ago
Declarative Information Extraction Using Datalog with Embedded Extraction Predicates
In this paper we argue that developing information extraction (IE) programs using Datalog with embedded procedural extraction predicates is a good way to proceed. First, compared ...
Warren Shen, AnHai Doan, Jeffrey F. Naughton, Ragh...
VLDB
2007
ACM
174views Database» more  VLDB 2007»
16 years 4 months ago
An adaptive and dynamic dimensionality reduction method for high-dimensional indexing
Abstract The notorious "dimensionality curse" is a wellknown phenomenon for any multi-dimensional indexes attempting to scale up to high dimensions. One well-known approa...
Heng Tao Shen, Xiaofang Zhou, Aoying Zhou
VLDB
2008
ACM
131views Database» more  VLDB 2008»
16 years 4 months ago
Primal or dual: which promises faster spatiotemporal search?
The existing predictive spatiotemporal indexes can be classified into two categories, depending on whether they are based on the primal or dual methodology. Although we have gaine...
Yufei Tao, Xiaokui Xiao
SIGMOD
2009
ACM
167views Database» more  SIGMOD 2009»
16 years 4 months ago
Exploring schema repositories with schemr
Schemr is a schema search engine, and provides users the ability to search for and visualize schemas stored in a metadata repository. Users may search by keywords and by example ?...
Kuang Chen, Jayant Madhavan, Alon Y. Halevy
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