Sciweavers

470 search results - page 62 / 94
» Scaling and Time Warping in Time Series Querying
Sort
View
SIGMOD
2006
ACM
149views Database» more  SIGMOD 2006»
14 years 7 months ago
Efficient query processing on unstructured tetrahedral meshes
Modern scientific applications consume massive volumes of data produced by computer simulations. Such applications require new data management capabilities in order to scale to te...
Stratos Papadomanolakis, Anastassia Ailamaki, Juli...
SIGMOD
2008
ACM
140views Database» more  SIGMOD 2008»
13 years 7 months ago
Near-optimal algorithms for shared filter evaluation in data stream systems
We consider the problem of evaluating multiple overlapping queries defined on data streams, where each query is a conjunction of multiple filters and each filter may be shared acr...
Zhen Liu, Srinivasan Parthasarathy 0002, Anand Ran...
SIGOPS
2010
84views more  SIGOPS 2010»
13 years 6 months ago
LazyBase: freshness vs. performance in information management
Information management applications exhibit a wide range of query performance and result freshness goals. Some applications, such as web search, require interactive performance, b...
Kimberly Keeton, Charles B. Morrey III, Craig A. N...
IPMI
2001
Springer
14 years 8 months ago
Estimation of Baseline Drifts in fMRI
This work provides a new method to estimate and remove baseline drifts in the fMRI signal. The baseline drift in each time series is described as a superposition of physical and ph...
François G. Meyer, Gregory McCarthy
ICASSP
2009
IEEE
14 years 2 months ago
Testing fractal connectivity in multivariate long memory processes
Within the framework of long memory multivariate processes, fractal connectivity is a particular model, in which the low frequencies (coarse scales) of the interspectrum of each p...
Herwig Wendt, Antoine Scherrer, Patrice Abry, Soph...