Sciweavers

4337 search results - page 396 / 868
» Cache-Oblivious Query Processing
Sort
View
VLDB
2008
ACM
140views Database» more  VLDB 2008»
16 years 7 months ago
Efficient temporal counting with bounded error
This paper studies aggregate search in transaction time databases. Specifically, each object in such a database can be modeled as a horizontal segment, whose y-projection is its s...
Yufei Tao, Xiaokui Xiao
SIGMOD
2006
ACM
112views Database» more  SIGMOD 2006»
16 years 7 months ago
Join minimization in XML-to-SQL translation: an algebraic approach
Consider an XML view defined over a relational database, and a user query specified over this view. This user XML query is typically processed using the following steps: (a) our t...
Murali Mani, Song Wang, Daniel J. Dougherty, Elke ...
228
Voted
DEXA
2009
Springer
222views Database» more  DEXA 2009»
16 years 1 months ago
On Index-Free Similarity Search in Metric Spaces
Metric access methods (MAMs) serve as a tool for speeding similarity queries. However, all MAMs developed so far are index-based; they need to build an index on a given database. T...
Tomás Skopal, Benjamin Bustos
MDM
2009
Springer
192views Communications» more  MDM 2009»
16 years 1 months ago
Thresholded Range Aggregation in Sensor Networks
— The recent advances in wireless sensor technologies (e.g., Mica, Telos motes) enable the economic deployment of lightweight sensors for capturing data from their surrounding en...
Zhifeng Lin, Man Lung Yiu, Nikos Mamoulis
PKDD
2009
Springer
135views Data Mining» more  PKDD 2009»
16 years 1 months ago
Syntactic Structural Kernels for Natural Language Interfaces to Databases
A core problem in data mining is to retrieve data in a easy and human friendly way. Automatically translating natural language questions into SQL queries would allow for the design...
Alessandra Giordani, Alessandro Moschitti