Sciweavers

3020 search results - page 300 / 604
» Similarity Queries on Structured Data in Structured Overlays
Sort
View
IDA
2007
Springer
15 years 6 months ago
WWW traffic measure and its properties
Abstract. We present a method to extract a time series (Number of Active Requests (NAR)) from web cache logs which serves as a transport level measurement of internet traffic. This...
Marcus R. Keogh-Brown, Barbara Bogacka
CAISE
2003
Springer
16 years 1 days ago
Ontology Mapping through Analysis of Model Extension
The overall problem addressed in this paper is to improve semantic interoperability in heterogeneous systems. Normally, the semantics of data is carried by ontology (concept model)...
Xiaomeng Su, Terje Brasethvik, Sari Hakkarainen
SIGMOD
2003
ACM
136views Database» more  SIGMOD 2003»
16 years 7 months ago
A Characterization of the Sensitivity of Query Optimization to Storage Access Cost Parameters
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
Frederick Reiss, Tapas Kanungo
CORR
2006
Springer
142views Education» more  CORR 2006»
15 years 6 months ago
Decentralized Erasure Codes for Distributed Networked Storage
We consider the problem of constructing an erasure code for storage over a network when the data sources are distributed. Specifically, we assume that there are n storage nodes wit...
Alexandros G. Dimakis, Vinod M. Prabhakaran, Kanna...
SIGMOD
2002
ACM
169views Database» more  SIGMOD 2002»
16 years 7 months ago
Covering indexes for branching path queries
In this paper, we ask if the traditional relational query acceleration techniques of summary tables and covering indexes have analogs for branching path expression queries over tr...
Raghav Kaushik, Philip Bohannon, Jeffrey F. Naught...