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ESWS
2010
Springer
15 years 2 months ago
A Node Indexing Scheme for Web Entity Retrieval
Now motivated also by the partial support of major search engines, hundreds of millions of documents are being published on the web embedding semi-structured data in RDF, RDFa and ...
Renaud Delbru, Nickolai Toupikov, Michele Catasta,...
EDBT
2006
ACM
190views Database» more  EDBT 2006»
15 years 10 months ago
Fast Approximate Wavelet Tracking on Streams
Recent years have seen growing interest in effective algorithms for summarizing and querying massive, high-speed data streams. Randomized sketch synopses provide accurate approxima...
Graham Cormode, Minos N. Garofalakis, Dimitris Sac...
GIS
2006
ACM
15 years 11 months ago
On-line maintenance of simplified weighted graphs for efficient distance queries
We give two efficient on-line algorithms to simplify weighted graphs by eliminating degree-two vertices. Our algorithms are on-line -- they react to updates on the data, keeping t...
Floris Geerts, Peter Z. Revesz, Jan Van den Bussch...
WWW
2005
ACM
15 years 10 months ago
Composite event queries for reactivity on the web
Reactivity on the Web is an emerging issue. The capability to automatically react to events (such as updates to Web resources) is essential for both Web services and Semantic Web ...
François Bry, James Bailey, Paula-Lavinia P...
EWSN
2006
Springer
15 years 9 months ago
PAQ: Time Series Forecasting for Approximate Query Answering in Sensor Networks
In this paper, we present a method for approximating the values of sensors in a wireless sensor network based on time series forecasting. More specifically, our approach relies on ...
Daniela Tulone, Samuel Madden