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ICDE
2002
IEEE
147views Database» more  ICDE 2002»
14 years 9 months ago
Decoupled Query Optimization for Federated Database Systems
We study the problem of query optimization in federated relational database systems. The nature of federated databases explicitly decouples many aspects of the optimization proces...
Amol Deshpande, Joseph M. Hellerstein
CHI
2007
ACM
14 years 8 months ago
Exploring and reducing the effects of orientation on text readability in volumetric displays
Volumetric displays, which provide a 360? view of imagery illuminated in true 3D space, are a promising platform for interactive 3D applications. However, presenting text in volum...
Tovi Grossman, Daniel Wigdor, Ravin Balakrishnan
EDBT
2004
ACM
119views Database» more  EDBT 2004»
14 years 7 months ago
NNH: Improving Performance of Nearest-Neighbor Searches Using Histograms
Efficient search for nearest neighbors (NN) is a fundamental problem arising in a large variety of applications of vast practical interest. In this paper we propose a novel techniq...
Liang Jin, Nick Koudas, Chen Li
ICMCS
2008
IEEE
146views Multimedia» more  ICMCS 2008»
14 years 2 months ago
Joint-processing of audio-visual signals in human perception of conflicting synthetic character emotions
Expressive audio-visual synthetic characters are increasingly employed in research and commercial applications. However, the mechanism that people employ to interpret conflicting...
Emily Mower, Sungbok Lee, Maja J. Mataric, Shrikan...
BTW
2007
Springer
185views Database» more  BTW 2007»
14 years 1 months ago
Data Staging for OLAP- and OLTP-Applications on RFID Data
: The emerging trend towards seamless monitoring of all business processes via comprehensive sensor networks – in particular RFID readers – creates new data management challeng...
Stefan Krompass, Stefan Aulbach, Alfons Kemper