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WEBDB
2005
Springer
97views Database» more  WEBDB 2005»
14 years 1 months ago
Towards a Query Language for Multihierarchical XML: Revisiting XPath
In recent years it has been argued that when XML encodings become complex, DOM trees are no longer adequate for query processing. Alternative representations of XML documents, suc...
Ionut Emil Iacob, Alex Dekhtyar
KDD
2012
ACM
186views Data Mining» more  KDD 2012»
11 years 10 months ago
Maximum inner-product search using cone trees
The problem of efficiently finding the best match for a query in a given set with respect to the Euclidean distance or the cosine similarity has been extensively studied. However...
Parikshit Ram, Alexander G. Gray
INFOCOM
2008
IEEE
14 years 2 months ago
Distributed Operator Placement and Data Caching in Large-Scale Sensor Networks
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...
Lei Ying, Zhen Liu, Donald F. Towsley, Cathy H. Xi...
WEBDB
2009
Springer
112views Database» more  WEBDB 2009»
14 years 2 months ago
Querying DAG-shaped Execution Traces Through Views
The question whether a given set of views, defined by queries, can be used to answer another query, arises in several contexts such as query optimization, data integration and se...
Maya Ben-Ari, Tova Milo, Elad Verbin
JPDC
2007
138views more  JPDC 2007»
13 years 7 months ago
Distributed computation of the knn graph for large high-dimensional point sets
High-dimensional problems arising from robot motion planning, biology, data mining, and geographic information systems often require the computation of k nearest neighbor (knn) gr...
Erion Plaku, Lydia E. Kavraki