Sciweavers

482 search results - page 63 / 97
» Selectivity Estimation in Spatial Databases
Sort
View
TIP
2008
163views more  TIP 2008»
13 years 7 months ago
Image Modeling and Denoising With Orientation-Adapted Gaussian Scale Mixtures
We develop a statistical model to describe the spatially varying behavior of local neighborhoods of coefficients in a multiscale image representation. Neighborhoods are modeled as ...
David K. Hammond, Eero P. Simoncelli
GIS
2005
ACM
14 years 8 months ago
In-network surface simplification for sensor fields
Recent research literature on sensor network databases has focused on finding ways to perform in-network aggregation of sensor readings to reduce the message cost. However, with t...
Brian Harrington, Yan Huang
VLDB
2002
ACM
106views Database» more  VLDB 2002»
13 years 7 months ago
Structure and Value Synopses for XML Data Graphs
All existing proposals for querying XML (e.g., XQuery) rely on a pattern-specification language that allows (1) path navigation and branching through the label structure of the XM...
Neoklis Polyzotis, Minos N. Garofalakis
CLEAR
2007
Springer
157views Biometrics» more  CLEAR 2007»
14 years 2 months ago
Multispeaker Localization and Tracking in Intelligent Environments
Automatic speaker localization is an important task in several applications such as acoustic scene analysis, hands-free videoconferencing orspeechenhancement.Trackingspeakersinmult...
Carlos Segura, Alberto Abad, Javier Hernando, Clim...
IGARSS
2010
13 years 5 months ago
Monitoring air and Land Surface Temperatures from remotely sensed data for climate-human health applications
This study proposes a methodology to infer maximum air temperature from space using observations from polar orbiting satellite MODIS. A previous study showed that minimum Land Sur...
Pietro Ceccato, Christelle Vancutsem, Marouane Tem...